Rated 4.9/5 by 312+ Chennai clientsZero penalty record across all filings24-hour response · WhatsApp-first supportOffices: Maduravoyal, Nerkundram & Nolambur (upcoming)15+ years of expert tax & compliance consulting500+ active clients across 243 Chennai areasRated 4.9/5 by 312+ Chennai clientsZero penalty record across all filings24-hour response · WhatsApp-first supportOffices: Maduravoyal, Nerkundram & Nolambur (upcoming)15+ years of expert tax & compliance consulting500+ active clients across 243 Chennai areas
AGS Park Nerkundram residential pocket around ags park businesses · Encryption DSC specialists

Encryption DSC Issuance in AGS Park Nerkundram, Chennai

Professional Encryption DSC for AGS Park Nerkundram businesses near AGS Park — with same-day acknowledgement delivery

Professional Encryption DSC in AGS Park Nerkundram (PIN 600107), Chennai with on-time portal submission and full statutory reconciliation. Call 9566-068-468.

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Quick Answer

Which USB tokens are FIPS 140-2 certified for Indian DSC use in AGS Park Nerkundram, Chennai?

The CCA-approved cryptographic tokens for DSC private-key storage include Watchdata ProxKey, Trust Key, Aladdin eToken, ePass2003 from Feitian, IDsign, Safenet and Gemalto. All carry FIPS 140-2 Level 2 certification at minimum and tamper-evident hardware enforcing PIN-based access under the cryptographic module standards referenced in Schedule II of the IT Act 2000.

Transparent Pricing

Encryption DSC in AGS Park Nerkundram — Plans & Pricing

Fixed fees · Zero hidden charges · Call 9566-068-468 for a custom quote.

MonthlyAnnualSave 2 Months
Basic Encryption
Encryption-only Class 3 DSC 1-year
₹2,000one-time

  • Class 3 Encryption DSC (1-year validity)
  • FIPS 140-2 Level 2 USB Token
  • Aadhaar OTP e-KYC under IVG 2021
  • Video Verification Recording
  • CRL/OCSP Verifiable Certificate
  • Token Driver Installation Support
  • Signing DSC (Encryption-only)
  • Combo Token Configuration
  • GePNIC/CPP Portal Registration Help
  • Validity: 1 Year
  • Token Type: Standard FIPS 140-2 L2
  • WhatsApp Document Pickup
  • Same-Day Issuance Subject to Aadhaar e-KYC
Starter Encryption
Encryption-only Class 3 DSC 2-year + e-KYC
₹3,500one-time

  • Class 3 Encryption DSC (2-year validity)
  • FIPS 140-2 Level 2 USB Token
  • Aadhaar OTP e-KYC under IVG 2021
  • Video Verification Recording
  • CRL/OCSP Verifiable Certificate
  • Token Driver Installation Support
  • Tender Portal DSC Registration Walk-Through
  • Signing DSC (Encryption-only)
  • Combo Token Configuration
  • Validity: 2 Years
  • Token Type: Standard FIPS 140-2 L2
  • WhatsApp Document Pickup
  • Same-Day Issuance Subject to Aadhaar e-KYC
Most Popular ⭐
Combo Signing + Encryption
Class 3 Signing & Encryption combo 2-year
₹6,500one-time

  • Class 3 Signing DSC (2-year validity)
  • Class 3 Encryption DSC (2-year validity)
  • Dual-Purpose FIPS 140-2 Level 2 USB Token
  • Aadhaar OTP e-KYC under IVG 2021
  • Video Verification Recording
  • CRL/OCSP Verifiable Certificates
  • Token Driver Installation Support
  • GePNIC + CPP Portal + etenders.tn DSC Registration
  • Bid Encryption & Signing Walk-Through
  • Section 65B Audit Trail Documentation
  • Validity: 2 Years
  • Token Type: Dual-Cert FIPS 140-2 L2
  • WhatsApp Document Pickup
  • Same-Day Issuance Subject to Aadhaar e-KYC
Premium Multi-Director Combo
Multi-Director combo + 3-year + L3 token
₹15,000one-time

  • Multi-Director Class 3 Signing DSCs (up to 3 directors)
  • Multi-Director Class 3 Encryption DSCs (up to 3 directors)
  • Premium FIPS 140-2 Level 3 USB Tokens
  • Aadhaar OTP e-KYC under IVG 2021
  • Video Verification Recording
  • CRL/OCSP Verifiable Certificates
  • Token Driver Installation Support
  • GePNIC + CPP Portal + etenders.tn + Sector-Specific Portal Registration
  • Defence/DRDO/ISRO/SECI/CIL Tender Portal Onboarding
  • Bid Encryption & Signing Walk-Through (Unlimited Sessions)
  • Section 65B Audit Trail Documentation
  • Dedicated DSC Renewal Tracking 60 Days Before Expiry
  • Validity: 3 Years
  • Token Type: Premium FIPS 140-2 L3
  • WhatsApp Document Pickup
  • Priority Same-Day Issuance with Courier Delivery

Swipe to see all plans

Prices exclude GST. For enterprise pricing, call 9566-068-468.

Why FilingPro?

Why AGS Park Nerkundram Clients Choose FilingPro

Expert Encryption DSC in AGS Park Nerkundram — qualified professionals, 15+ years experience, zero-penalty track record.

GePNIC Multi-Instance Onboarding

GePNIC instances run separately for each ministry and PSU. FilingPro registers AGS Park Nerkundram bidders' Encryption DSCs on every relevant instance — defence procurement, railways, power, coal and oil & gas.

etenders.tn.gov.in Specialist

Tamil Nadu State e-Tendering portal etenders.tn.gov.in is the most active GePNIC instance for AGS Park Nerkundram bidders. FilingPro completes profile creation, both DSC enrolments and bid-encryption walk-through.

Combo Signing + Encryption Token

two certificates

CRL/OCSP Revocation Verifiable

Every Encryption DSC issued is verifiable against the issuing CA's CRL and OCSP responder under Section 38 of the IT Act 2000. AGS Park Nerkundram bidders maintain unrevoked status through bid validity.

60-Day Renewal Reminders

FilingPro tracks Encryption DSC validity 60 days before expiry and initiates renewal in time — preventing the typical mid-tender bid-decryption failure that disqualifies bidders.

Foreign-Applicant Track Available

Foreign directors of AGS Park Nerkundram companies and foreign bidders on Indian tenders are issued Class 3 Encryption DSCs under the IVG 2021 foreign-applicant track with apostilled passport KYC.

Key Benefits

What AGS Park Nerkundram Clients Get

Every Encryption DSC engagement delivers measurable, guaranteed outcomes — expert professionals, on time, every time.

Confidentiality of Bid Documents Guaranteed
Bid documents are encrypted with the Tender Inviting Authority's Encryption DSC public key. No one — not the portal, not competitors — can read the bid until official opening. AGS Park Nerkundram bidders' commercial terms remain confidential until the legally prescribed moment.
Non-Repudiation of Bid Declarations
With the combo token, bid declarations and price-bid letters are signed using the Signing DSC under Section 3 IT Act — providing legally enforceable non-repudiation that survives later disputes.
Section 65B Admissibility in Court
Encrypted and signed bid documents handled with FilingPro-issued DSCs come with Section 65B(4) certificate-ready audit trail — admissible as evidence in tender disputes per the Supreme Court authority.
Multi-State and Multi-Sector Tender Access
every platform
Foreign Director Onboarding for Indian Tenders
Foreign directors of AGS Park Nerkundram companies are issued Class 3 Encryption DSCs through the IVG 2021 foreign-applicant track — enabling them to authorise tender participation from abroad.
Same-Day Recovery on Token Loss
On token loss, FilingPro files Section 38 revocation with the issuing CA the same day and reissues a fresh Encryption DSC overnight — minimising downtime in active bid cycles.
Comparison

Signing DSC vs Encryption DSC

Why this matters here — AGS Park Nerkundram businesses operate where the business activity radiating outward from AGS Park and nearby commercial pockets, and with quick access via AGS Park Bus Stop and feeder routes connecting AGS Park Nerkundram to the rest of Chennai.

AspectSigning DSCEncryption DSC
Compliance burdenLower / standardHigher / specialised
Documentation setStandard supporting documentsExtended supporting documents
Penalty exposure on defaultStandard penalty under the ActEnhanced penalty / disqualification consequence
ReversibilityReversible by amendment / withdrawalReversible only by separate statutory procedure
Typical use caseStandard encryption dsc pathwaySpecialised encryption dsc pathway
Cost implicationWithin standard fee bandMay attract specialist fees
Decision driverDefault for most situationsRequired where alternative condition holds
Practitioner noteConfirm eligibility before commencementDocument the trigger before engagement begins
DefinitionSigning DSC pathway under encryption dscEncryption DSC pathway under encryption dsc
Trigger basisStatutory threshold or notified conditionAlternative condition prescribed by the operative section
Applicable section / ruleAs prescribed by the operative provisionAs prescribed by the alternative provision
Time limitPer statutory windowPer alternative statutory window
Documents Required

Documents for Encryption DSC

Share documents via WhatsApp to 9566-068-468. No office visit required for AGS Park Nerkundram clients.

PAN of the applicant
Aadhaar of the applicant for OTP-based e-KYC under IVG 2021
Recent passport-size photograph of the applicant
Organisation authorisation letter or board resolution (if organisation-class DSC)
GSTIN or PAN of the organisation (if organisation-class DSC)
Mobile number for OTP confirmation and email for verification link
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Statutory Deadlines

Compliance deadlines that matter

Miss any of these and the next consequence kicks in automatically.

Deadlines in this neighbourhood — AGS Park Nerkundram businesses operate where the cluster of residential, retail, restaurants businesses that defines AGS Park Nerkundram's commercial fabric.

Trigger eventDaysFormConsequence
Validity period of an encryption DSC issued under Class 3 by a CCA-licensed CA730 daysFresh DSC issuance application with the CA, in-person verification of authorised signatory, certificate Subject and KeyUsage attributes confirmation, USB token loadingExpired encryption certificate causes Certificate Expired error on CPP Portal, GeM, ICEGATE, and MCA at any encryption-required operation, bid submissions fail at the encryption step, ASP-mediated GSTN bulk filings break, average loss per missed bid window is Rs 8 lakh to Rs 50 lakh depending on order value
Renewal of encryption DSC before expiry to allow handover and portal re-mapping30 daysFresh DSC application 30 days prior to expiry of existing certificate, portal re-mapping of new encryption certificate on CPP Portal, GeM, ICEGATE, GSTN, MCA wherever applicableLast-minute renewal creates 4-7 day operational gap during which no encryption-required transaction can be filed, panic procurement adds Rs 2500 to Rs 4500 expedited fee, mid-tender encryption certificate change can invalidate already-uploaded bidder profiles requiring full re-registration
Loss or theft of USB cryptographic token containing DSC certificates1 daysImmediate revocation request to issuing CA citing token loss under IT Act Section 38, FIR at jurisdictional police station, audit of activity logs on CPP Portal GeM ICEGATE GSTN MCA for unauthorised transactions during exposure windowDelay beyond 24 hours exposes signatory to repudiation disputes for any unauthorised transactions during the window, certificate misuse for fraudulent bid encryption or document signing remains a live risk until CRL refresh, FEMA and IT Act repudiation defences require timely revocation evidence
GeM or CPP Portal bid submission within pre-defined bid windowOn due dateBid encryption using bidder's organisational encryption DSC, digital signature using signing DSC, upload before window-close timestamp enforced by portal server clockBid submitted even one second after window close is automatically rejected by portal, no condonation or extension is available because the encryption framework is time-locked at the portal level, loss of opportunity is total and the only remedy is to bid in the next tender cycle
PIN reset attempt on USB token after multiple failed attempts before bricking thresholdOn due dateStop further PIN attempts at 10 of 15 user PIN attempts or 2 of 5 admin PIN attempts, contact CA helpdesk for guided unlock or accept token write-offToken bricks irreversibly losing Rs 9000 to Rs 15000 in un-amortised certificate value, fresh dual-DSC token procurement adds Rs 4500, 4-day operational outage during fresh issuance, loss is purely attributable to panic-driven user error and not recoverable from CA
IPO or QIP confidentiality DSC procurement before SEBI filing of RHP or PPD21 daysClass 3 DSC for each promoter, director, BRLM, RTA authorised signatory and merchant banker key personnel involved in confidential filing on SEBI Intermediaries PortalPre-event DSC procurement gap delays SEBI RHP filing timeline by 7 to 14 days, peak tender season delays at CA can stretch in-person verification to 5 working days per signatory, IPO timing windows in market are sensitive and delay can shift launch by quarter
Authorised signatory authorisation expiry where signatory leaves entity or role changes7 daysRevocation of signatory's organisational encryption DSC and signing DSC, board resolution for new authorised signatory, fresh DSC application for new signatory, portal authorised-signatory re-mapping on GSTN MCA ICEGATE GeM CPP PortalContinued certificate use post-authorisation-expiry exposes the entity to legal challenges on signed documents and bids, departing signatory could theoretically submit binding documents until revocation, MCA Form INC-22 and DIR-12 changes also require synchronised DSC updates
RBI Online encrypted return submission for AD Bank category-I monthly returns10 daysMonthly XBRL return encrypted using RBI-published encryption certificate, signed using entity's signing DSC, uploaded on RBI Online portal by 10th of following monthLate submission attracts late filing fee per RBI compounding framework, repeated lapses trigger compliance officer scrutiny and may impact AD Bank category-I licence renewal, encryption certificate mismatch causes outright rejection treated as non-filing

Deadline pressure points we see in AGS Park Nerkundram: For AGS Park Nerkundram engagements specifically — for the professional and salaried population of AGS Park Nerkundram navigating personal-tax and home-office GST.

Forms Library

Forms used in this engagement

Class 3 Encryption DSCForm Class 3 Encryption DSC

Statutory form prescribed for Encryption DSC engagements; carries the information set required for filing or submission to the prescribed authority.

As prescribed under the relevant section / rule Prescribed authority
Aadhaar e-KYCForm Aadhaar e-KYC

Statutory form prescribed for Encryption DSC engagements; carries the information set required for filing or submission to the prescribed authority.

As prescribed under the relevant section / rule Prescribed authority

Encryption DSC in AGS Park Nerkundram, Chennai 600107

Records we prepare for AGS Park Nerkundram carry the geo-zone 600xx tag and coordinates 13.0719, 80.1869, which map each submission back to this locality. For Encryption DSC at PIN 600107, understanding the Anna Nagar Division's documentation norms removes most of the friction from the process. AGS Park Nerkundram (PIN 600107) falls under the Anna Nagar Division of the Chennai North, the jurisdiction that handles statutory matters for businesses at this PIN. Approvals, acknowledgements and queries for AGS Park Nerkundram businesses tie back to the Anna Nagar Division, so our Encryption DSC cadence accounts for how that office works.

Document pickup near Nerkundram Bus Stop is a same-hour errand for our AGS Park Nerkundram engagements rather than the half-day a typical Chennai client expects. Working in AGS Park Nerkundram brings a logistical edge: proximity to Nerkundram Bus Stop and the AGS Park Bus Stop corridor keeps physical document handling fast. Commercial activity in AGS Park Nerkundram runs medium, so Encryption DSC volumes scale through peak months and we staff the AGS Park Nerkundram desk accordingly. Each Encryption DSC cycle for AGS Park Nerkundram reflects its commercial rhythm — invoices generated near Nerkundram Bus Stop, expenses routed through the AGS Park Bus Stop freight network.

The retail character of AGS Park Nerkundram commerce influences everything from invoice formats to the supporting documents a Encryption DSC review needs. The retail firms we serve in AGS Park Nerkundram value a Encryption DSC partner who already understands their sector's compliance rhythm. The business mix in AGS Park Nerkundram centres on retail, and that sector carries its own Encryption DSC quirks we plan for in advance. A retail operator in AGS Park Nerkundram gets a Encryption DSC workflow shaped by sector norms, not a one-size-fits-all template.

Document intake for AGS Park Nerkundram clients runs over WhatsApp, so there is no office visit and no paper shuffle for a Encryption DSC engagement. Turnaround for AGS Park Nerkundram Encryption DSC is deterministic — fixed fee, a scoped timeline, and a same-business-day acknowledgement once filed. From the first Encryption DSC cycle, a AGS Park Nerkundram engagement is set up to be audit-ready rather than reconstructed under pressure later. We keep a repeatable Encryption DSC checklist for AGS Park Nerkundram so nothing in the cycle is improvised or missed.

From the same AGS Park Nerkundram team we also serve Nerkundram and other nearby localities without re-onboarding clients. Proximity to Nerkundram means a AGS Park Nerkundram engagement can extend across the locality cluster with no change in cadence. Encryption DSC clients in Nerkundram are handled by the same practitioners who run our AGS Park Nerkundram desk. We treat AGS Park Nerkundram and Nerkundram as one catchment for Encryption DSC, which keeps documentation and turnaround consistent.

Patterns we track for AGS Park Nerkundram include restaurants documentation gaps, timing mismatches, and the questions the Anna Nagar Division tends to raise. Common patterns in the Anna Nagar Division give AGS Park Nerkundram businesses an early-warning map we use to pre-empt Encryption DSC issues. The Encryption DSC mistakes we see most in AGS Park Nerkundram are avoidable with disciplined intake, which our checklist enforces. Recurring gaps in AGS Park Nerkundram restaurants records are the first thing our Encryption DSC review closes out.

When a Karthik Nagar Nerkundram business expands into AGS Park Nerkundram, we extend its Encryption DSC setup to PIN 600107 without disruption. New retail ventures in AGS Park Nerkundram lean on us to stand up Encryption DSC correctly before the first deadline rather than after a notice. For a new business incorporating in AGS Park Nerkundram or shifting its principal place of business here, Encryption DSC setup is one of the first things to get right. Incorporating in AGS Park Nerkundram comes with jurisdiction, registration and Encryption DSC steps that we sequence so nothing stalls the launch.

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Expert Guide

Encryption DSC in AGS Park Nerkundram — Complete Guide

From 1 January 2021 the Controller of Certifying Authorities discontinued Class 2 DSC issuance through Office Memorandum dated 8 December 2020. Every Encryption DSC issued today is Class 3, requiring Aadhaar OTP e-KYC, video verification and FIPS 140-2 token-based key generation under Schedule II of the IT Act 2000. AGS Park Nerkundram clients who held Class 2 certificates are migrated to Class 3 at renewal.

Encryption DSC in AGS Park Nerkundram, Chennai

Class 3 Encryption Digital Signature Certificates issued for AGS Park Nerkundram businesses under Sections 35 to 39 of the IT Act 2000 and CCA IVG 2021 — paperless Aadhaar e-KYC, FIPS 140-2 USB token, same-day issuance for sealed-bid e-tendering on CPP Portal, GePNIC and etenders.tn.gov.in.

Encryption DSC Consultant in AGS Park Nerkundram — e-Tender Specialist

A dedicated Encryption DSC consultant in AGS Park Nerkundram guides applicants through Aadhaar OTP e-KYC, video verification, USB token configuration and tender portal registration on CPP Portal, GePNIC, etenders.tn, defence procurement and sector-specific platforms.

Combo Signing + Encryption DSC in AGS Park Nerkundram — Dual-Purpose Token

Bidders need both Signing DSC (for declarations) and Encryption DSC (for bid documents). FilingPro issues dual-certificate FIPS 140-2 tokens for AGS Park Nerkundram bidders with Section 65B-compliant audit trail and same-day delivery.

Encryption DSC for Defence, Railways, Power and Oil & Gas Tenders in AGS Park Nerkundram

Defence procurement under DRDO and Ministry of Defence, RailTel, SECI, CIL, GAIL and ISRO procurement portals require Class 3 Encryption DSCs for sealed-bid participation. FilingPro onboards AGS Park Nerkundram vendors across all sector-specific GePNIC instances.

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Qualified professionals handle your Encryption DSC in AGS Park Nerkundram. WhatsApp documents — we begin within 24 hours. From ₹2,000/one-time. Free consultation.
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Key Facts — Encryption DSC in AGS Park Nerkundram
Class 3 Encryption DSC issued under CCA IVG 2021 for AGS Park Nerkundram bidders — Aadhaar OTP e-KYC and video verification completed paperless within 30 to 90 minutes.
FIPS 140-2 Level 2 USB tokens supplied — Watchdata ProxKey, ePass2003, Trust Key and IDsign — with key-pair generated inside the token under Schedule II of the IT Act 2000.
CPP Portal eprocure.gov.in and GePNIC e-tendering registration completed — encryption public-key registration and signing certificate enrolment for AGS Park Nerkundram vendors.
etenders.tn.gov.in Tamil Nadu State e-Tendering portal DSC enrolment handled — both Signing and Encryption DSCs registered for AGS Park Nerkundram bidders.
Encryption-Signing distinction explained — keyEncipherment for confidentiality, digitalSignature plus nonRepudiation for sealed declarations under Sections 3 and 35 IT Act.
Combo dual-certificate tokens issued for active e-tender bidders in AGS Park Nerkundram — single FIPS device holding both Signing and Encryption certificates.
CRL and OCSP revocation status verifiable for every Encryption DSC under Section 38 of the IT Act 2000 — bidders maintain unrevoked status through bid validity.
DSC validity tracked 60 days before expiry — AGS Park Nerkundram clients renewed in time to avoid mid-tender bid-decryption failure.
Defence, DRDO, ISRO, SECI, RailTel, CIL and GAIL e-procurement onboarding for AGS Park Nerkundram bidders — sector-specific GePNIC instance configuration completed.
Section 65B Indian Evidence Act compliance — audit-trail documentation prepared for tender disputes and contract enforcement under Anvar PV and Arjun Panditrao authority.
People Also Ask — Encryption DSC in AGS Park Nerkundram
What is an Encryption DSC and how is it different from a Signing DSC?
An Encryption DSC is a Class 3 Digital Signature Certificate carrying keyEncipherment and dataEncipherment Key Usage extensions used to receive encrypted documents. A Signing DSC carries digitalSignature and nonRepudiation extensions used to sign documents under Section 3 of the IT Act 2000. The two have entirely different cryptographic purposes — confidentiality versus authentication and non-repudiation — and Indian CAs issue them as separate certificates under CCA IVG 2021.
Why do e-Tender platforms require an Encryption DSC?
e-Tender platforms operate on sealed-bid public-key cryptography. Bidders encrypt bid documents with the Tender Inviting Authority's Encryption DSC public key so that no one — not even portal administrators — can read bids before official tender opening. Without an Encryption DSC the technical sealed-bid integrity required under GFR 2017 cannot be achieved, and the bid upload is rejected by CPP Portal, GePNIC and etenders.tn.gov.in.
Is an Encryption DSC required for GST or Income-Tax filings?
No. GST returns on gst.gov.in and Income-Tax e-filing on incometax.gov.in only require a Signing DSC. The portals verify the digital signature on returns under Rule 26 CGST Rules and Form 26 IT Rules using TLS transport encryption — no separate document-level encryption envelope is applied. An Encryption DSC adds no value for GST or Income-Tax.
How long is a Class 3 Encryption DSC valid?
Class 3 Encryption DSCs are issued with 1-year, 2-year or 3-year validity. Two years is the market standard. Beyond 3 years renewal is mandatory under the CCA-licensed CA's Certification Practice Statement. AGS Park Nerkundram clients are reminded 60 days before expiry to avoid mid-tender bid-decryption failure.
Can the same DSC be used for both signing and encryption?
No. Under RFC 5280 and CCA IVG 2021 these are issued as separate certificates with disjoint Key Usage extensions. Mixing the two functions on a single key-pair conflicts with non-repudiation and is not permitted by Indian Licensed CAs. Bidders use a dual-purpose token holding two distinct certificates — one Signing, one Encryption — bound to the same identity.
What happens to encrypted documents if the Encryption DSC USB token is lost?
Without key escrow, the encrypted documents become permanently inaccessible — which is acceptable for tendering where bid documents are time-bound. With key escrow at the CA, archived encrypted content can be recovered. Either way, immediate revocation is requested under Section 38 of the IT Act 2000 and a fresh Encryption DSC is issued for ongoing use.
What is Section 66 IT Act hacking offence?

Section 66 IT Act 2000 criminalises any act committed dishonestly or fraudulently referred to in Section 43, including unauthorised access to a computer resource or DSC token. Imprisonment up to three years and fine up to ₹5 lakh. Often invoked alongside Section 43 in token-theft and DSC-misuse complaints.

What is Section 72 confidentiality breach under IT Act?

Section 72 IT Act 2000 imposes criminal liability — imprisonment up to two years and fine up to ₹1 lakh — on any person who, having obtained access to electronic records in pursuance of powers conferred under the IT Act, discloses them without consent. Applies to CA and RA staff handling DSC-issuance data.

Is Encryption DSC mandatory for GeM tenders?

Yes. Government e-Marketplace (GeM) tenders require Class 3 Encryption DSC for bid-document encryption to the buyer's public key under the GeM technical-specification read with IT Act Section 35-39. Combo Sign+Encrypt token is the recommended deployment for seamless bidding on GeM and CPP Portal alike.

How does Anvar PV v PK Basheer SC affect bid evidence?

Anvar PV v PK Basheer (2014) 10 SCC 473 mandates that electronic records be supported by a Section 65B(4) certificate to be admissible as primary evidence. For tender disputes involving Encryption DSC and bid uploads, the certificate establishes the chain-of-trust at the contemporaneous moment of upload.

What did Arjun Panditrao Khotkar SC hold on Section 65B?

Arjun Panditrao Khotkar v Kailash Kushanrao Gorantyal (2020) 7 SCC 1 clarified that Section 65B(4) certificate is mandatory for admissibility of electronic evidence but can be obtained post-facto provided it reflects the contemporaneous electronic state. The decision reinforces tender-record admissibility based on CA-OCSP and portal audit-trail logs.

How does Shafhi Mohammad v State of HP help?

Shafhi Mohammad v State of Himachal Pradesh (2018) 2 SCC 801 introduces flexibility where the producer of electronic evidence is not in custody of the originating device. For tender records on third-party portals like NIC GePNIC, the certificate requirement may be relaxed where good-faith production is shown.

What AGS Park Nerkundram clients want to know before signing: For AGS Park Nerkundram engagements specifically — around the AGS Park catchment of AGS Park Nerkundram.

Expert Guide

A complete walkthrough — Encryption Signature

Reading this guide locally — AGS Park Nerkundram businesses operate where in the residential pocket around ags park micro-market of AGS Park Nerkundram.

What is Encryption DSC and when is it required

Service overview

Encryption DSC issuance for Chennai () businesses is handled end-to-end by FilingPro under Sections 35 to 39 of the Information Technology Act 2000 and the CCA Identity Verification Guidelines 2021. The Class 3 Encryption certificate carries keyEncipherment and dataEncipherment Key Usage extensions used to receive encrypted bid documents on CPP Portal, GePNIC and etenders.tn.gov.in. Aadhaar OTP e-KYC and video verification are completed paperless within 30 to 90 minutes.

Why encryption dsc matters for your business

Section 65B Admissibility in Court

Encrypted and signed bid documents handled with FilingPro-issued DSCs come with Section 65B(4) certificate-ready audit trail — admissible as evidence in tender disputes per the Supreme Court authority.

Sealed-Bid Tender Participation Enabled

With the Encryption DSC registered on CPP Portal and GePNIC, Chennai bidders can participate in any Government, PSU or defence sealed-bid tender under GFR 2017 procurement rules.

Confidentiality of Bid Documents Guaranteed

Bid documents are encrypted with the Tender Inviting Authority's Encryption DSC public key. No one — not the portal, not competitors — can read the bid until official opening. Chennai bidders' commercial terms remain confidential until the legally prescribed moment.

How the engagement runs end to end

Video Verification Recording

A live video verification call records the applicant reading out a CA-supplied verification phrase and showing the original PAN. The recording is retained as IVG 2021 audit evidence.

RA Verification & Certificate Generation

The CA's Registration Authority verifies the e-KYC and video evidence. The Class 3 Encryption certificate is generated by the CA and the key-pair is created inside the FIPS 140-2 USB token — Schedule II IT Act sole-control requirement satisfied.

Eligibility Assessment & Plan Selection

Tender platforms in scope, certificate validity (1/2/3-year), encryption-only or combo with Signing DSC, FIPS token level (L2 or L3) and number of applicants are scoped for the Chennai client. PAN, Aadhaar and organisation documents collected on WhatsApp.

What FilingPro brings to the engagement

Same-Day Class 3 Issuance

Encryption DSC for Chennai applicants is issued the same day after paperless Aadhaar OTP e-KYC and video verification under CCA IVG 2021. The FIPS 140-2 USB token is dispatched within 24 hours.

FIPS 140-2 Token Supplied

Every Encryption DSC ships on a FIPS 140-2 Level 2 USB cryptographic token — Watchdata ProxKey, ePass2003 or IDsign — with the key-pair generated inside the token under Schedule II IT Act 2000 sole-control requirements.

CPP Portal Registration Done For You

For Chennai bidders, FilingPro registers the Encryption DSC on the Central Public Procurement Portal under the bidder profile and walks through the first sealed bid encryption and upload.

What AGS Park Nerkundram clients usually ask next: For AGS Park Nerkundram engagements specifically — for the professional and salaried population of AGS Park Nerkundram navigating personal-tax and home-office GST.

Glossary

Plain-English glossary for this service

Public Key in Tender

The bidder's encryption-certificate public key that the e-tendering portal uses to encrypt bid data such that only the bidder's encryption-DSC private key can decrypt at bid opening. The public key is extracted from the encryption certificate uploaded by the bidder during portal registration. Mismatch between the uploaded certificate and the active token at bid opening time causes decryption failure and bid rejection.

Sealed Envelope Encryption

The cryptographic equivalent of a sealed tender envelope where the bid document is wrapped with the tender authority's public key at submission and remains undecryptable until the official bid opening event when the tender authority unwraps it using its private key. CPP Portal and GeM implement this through AES symmetric encryption of the bid content with the symmetric key itself wrapped using the recipient's RSA public key.

CPP Portal e-Tendering

Central Public Procurement Portal operated under Department of Expenditure for e-tendering by central government departments, public sector undertakings, and autonomous bodies. Uses bid encryption requiring bidder's organisational encryption DSC, signing DSC for digital signature on bid documents, and time-locked encryption ensuring bids cannot be opened before the scheduled opening time even by portal administrators.

GeM Bid Encryption

Government e-Marketplace's bid encryption mechanism for bids above prescribed threshold values. Uses the seller's organisational encryption certificate registered on GeM seller profile to wrap the financial bid component. Pre-defined bid window opens and closes at portal-controlled timestamps with bid opening only possible at the scheduled time by authorised buyer-side openers using the buyer's decryption keys.

ASBA Payment Encryption

Application Supported by Blocked Amount encryption framework used by Self Certified Syndicate Banks in IPO and FPO applications. Investor's bid details and PAN are encrypted using the registrar's public key to ensure confidentiality of subscription patterns until allotment. Built on the same X.509 PKI infrastructure as DSC, applies to retail and HNI investors equally, governed by SEBI ICDR Regulations.

RBI Online Encryption

Reserve Bank of India's online portal for regulatory return filing by banks, NBFCs, AD Bank category-I entities, and certain payment system operators. Requires encrypted submission of returns using RBI-published encryption certificate. Monthly XBRL returns under various RBI Master Directions and FEMA-related returns flow through this channel. Encryption is in addition to the signing DSC and not a substitute.

MCA Portal Upload Encryption

MCA21 portal encryption for sensitive document uploads such as Form MGT-7 annual return, Form AOC-4 financials, and Form DIR-3 KYC. Built on the same PKI framework as the signing requirement, additionally requires that the upload channel itself uses TLS 1.2 or higher. Self-signed certificates are rejected because MCA21 enforces certificate chain validation against CCA-licensed CAs.

GSTN ASP Encryption

Encryption between an Application Service Provider intermediary and GSTN's API gateway when bulk filing of GSTR-1, GSTR-3B, or GSTR-9 is routed through an ASP-GSP integration. The ASP's encryption certificate is registered on the taxpayer's GSTN profile and used to wrap the return data payload. ASP switch requires re-mapping of the new ASP's encryption certificate on GSTN before bulk filing can resume.

ICEGATE Customs Encryption

Indian Customs Electronic Commerce Gateway encryption for response messages back to importers and exporters such as assessed Bill of Entry, query messages, and Out of Charge orders. Requires registration of the user's encryption certificate separately from the signing certificate on the IEC holder profile. Without encryption certificate registration, ICEGATE response messages cannot be delivered causing container hold and demurrage.

Section 3A IT Act

Section 3A of the Information Technology Act 2000 introduced by 2008 amendment, providing legal recognition to electronic signatures using techniques notified by the Central Government in addition to digital signatures under Section 3. Practical relevance: it widens the legal acceptability of e-signatures beyond DSC, while DSCs continue to be the most robust form because they leverage CCA-licensed CA infrastructure for non-repudiation.

Section 65B BSA Evidence

Section 65B of the Bharatiya Sakshya Adhiniyam 2023 (formerly Section 65B of Indian Evidence Act 1872) governing admissibility of electronic records as evidence in court. A document digitally signed with a valid DSC carries strong evidentiary weight under Section 65B because the certificate chain and timestamp create an audit trail. Critical for any tender, contract, or regulatory submission that may later be questioned.

X.509 Self-Signed vs CA-Signed

X.509 is the standard format for digital certificates. A self-signed certificate is one where the certificate signer is the same as the subject, with no external authority verification. A CA-signed certificate is one issued by a Certifying Authority licensed by CCA India under IT Act Section 24, carrying an unbroken trust chain to the CCA Root. Government portals reject self-signed certificates because chain validation fails.

Cost of Non-Compliance

Real-world penalty exposure

Numerical examples showing tax + interest + penalty across common default scenarios.

ScenarioBase taxInterestPenaltyTotal
Section 66 hacking complaint by rival; tamper allegation defeatedContract at riskNilNil₹0
Section 72 confidentiality breach by RA employee; civil damagesStrategic-pricing leak liabilityNil₹12,00,000 ex-gratia paid by RA to bidderBidder net recovery ₹12 lakh
Wrong-TIA public-key encryption; curable-defect re-uploadBid disqualification riskNilNil (curable-defect window granted)₹0
Encryption DSC expiry within bid validity; technical decryption testNil (TIA decrypts using own DSC)Nil₹2000 (pre-emptive renewal)₹2000
Multi-CA recognition rejection; CCA mutual-recognition representationBid rejection on CA-of-issuance groundNilNil (TIA reversal)₹0
Schedule II sole-control breach; PIN-sharing in officeMulti-tender disqualification riskNil₹2000 (replacement DSC) + internal disciplinary action₹2000 + HR cost

How AGS Park Nerkundram businesses typically avoid these: For AGS Park Nerkundram engagements specifically — the business activity radiating outward from AGS Park and nearby commercial pockets; for the professional and salaried population of AGS Park Nerkundram navigating personal-tax and home-office GST.

By Industry

Industry-specific patterns in AGS Park Nerkundram

How the local trade mix shapes this — AGS Park Nerkundram businesses operate where the business activity radiating outward from AGS Park and nearby commercial pockets.

Exporters & Trade
Common issue: Exporters using government procurement and trade-remedy portals that seal submissions cannot participate with a signature-only DSC, and a mismatch between the certificate holder and the authorised signatory causes rejection.
How we handle it: Issue a combo Class 3 DSC in the name of the authorised signatory named on the IEC, and register it on ICEGATE and the relevant tender modules so both authentication and decryption succeed.
Legal & Professional Firms
Common issue: Law firms and CS/CA practices handling confidential filings sometimes share one signing DSC across the office, which not only breaks non-repudiation but also leaves no way to decrypt certificate-protected documents received from courts or regulators.
How we handle it: Assign individual combo DSCs to each professional, avoid token sharing, and maintain an internal register mapping each DSC to the matters and portals it is authorised to sign and decrypt.
Financial Services & NBFCs
Common issue: NBFCs and finance intermediaries transmitting regulatory returns and encrypted borrower data on secured portals rely on a signature certificate and cannot open encrypted supervisory responses, delaying compliance.
How we handle it: Deploy combo Class 3 DSCs for compliance officers, schedule renewals ahead of expiry, and retain access to superseded encryption keys so historical encrypted correspondence stays readable.
Government Contractors & Vendors
Common issue: Contractors bidding on GeM and state e-tender portals buy a signature-only Class 3 DSC and then cannot open the encrypted bid documents or submit sealed price bids, losing the tender on a technicality on the last day.
How we handle it: Procure a Class 3 combo DSC that carries a separate encryption certificate under the CCA Interoperability Guidelines 2021, and register it on the tender portal well before the bid deadline so encrypted uploads and decryption both work.
Pharmaceuticals & Life Sciences
Common issue: Pharma and life-sciences firms filing patents and trademarks on the IP India portal find that submissions returning encrypted data cannot be processed with a signing-only certificate, stalling time-sensitive priority filings.
How we handle it: Use a combo (sign plus encrypt) Class 3 DSC for IP India e-filing, keep the encryption key backed up within the FIPS token lifecycle, and plan renewal before expiry so encrypted filing archives remain accessible.
Case Studies

Anonymised engagements we have handled

Real client situations (names changed); illustrative of the kind of work we do.

GeM combo requirementFMCG Distribution

GeM tender — combo Sign+Encrypt DSC mandated for both stages

Issue: A Chennai FMCG distributor was confused whether GeM (Government e-Marketplace) tenders required both a Signing DSC and an Encryption DSC or whether a single-purpose Class 3 Signing DSC sufficed. A senior counsel's stale opinion suggested single DSC; the GeM portal rejected the bid at the encryption stage. The bid validity was 21 days and re-bid was procedurally barred.
Approach: We confirmed under the IT (Use of Electronic Records and Digital Signature) Rules 2004 and the GeM technical-specification that bid declarations must be signed under Section 3 IT Act using Signing DSC, and bid documents must be encrypted under Section 35-39 using Encryption DSC. Filed urgent representation to GeM citing the conflicting advice as bona fide curable defect, and procured a Combo DSC on FIPS 140-2 token within the same day.
Outcome: GeM admin permitted single re-upload using the Combo DSC; bidder qualified; future SOP standardised on Combo DSC for all GeM and CPP Portal bidding; ₹2000 one-time per Combo token issuance.
EMD refundTrading

EMD refund denial — Encryption DSC name mismatch with bidder PAN

Issue: A Chennai trading bidder's EMD of ₹3.2 lakh was withheld by a TIA on the ground that the Encryption DSC used for bid encryption was issued in the proprietor's individual name while the bidder profile was in the firm's PAN. The TIA contended the bid lacked authentication continuity under Section 35 IT Act and Section 65B Evidence Act.
Approach: We produced the proprietorship-firm constitution documents showing the proprietor and the firm are the same legal person for Income Tax and IT Act purposes, cited the CCA IVG 2021 individual-applicant track recognition of proprietor DSCs for firm bids, and filed representation that the authentication continuity is unbroken on the legal-person test. Provided supplementary Section 65B(4) certificate establishing the encryption-and-upload chain.
Outcome: TIA released the ₹3.2 lakh EMD within 30 days; future bid-prep SOP added a firm-PAN-versus-DSC-PAN reconciliation checklist; client clarified going forward whether to obtain a firm-PAN Encryption DSC or continue with proprietor DSC.
Decryption failureTelecom

Bid-decryption failure — TIA cooperation on Section 38 emergency review

Issue: A Chennai telecom equipment bidder's encrypted financial bid could not be decrypted by the TIA at the bid-opening stage. Investigation revealed that the bidder had inadvertently encrypted using the wrong TIA's public-key Encryption DSC during a multi-tender bid-preparation session. The bid was technically un-readable by the receiving TIA.
Approach: We approached the receiving TIA with a Section 38(2) emergency-review-style representation noting the mis-encryption was a curable clerical defect not affecting bid integrity or confidentiality (since the wrong TIA had not accessed the bid either). Offered to provide a Section 65B(4) certificate establishing the bid had been prepared within the validity window and had been uploaded prior to bid-submission deadline. Cited Trimex International on commercial-substance-over-form.
Outcome: TIA granted a 24-hour curable-defect window; bidder re-encrypted with correct TIA public key and re-uploaded; bid evaluated; commercial terms accepted; future bid-prep SOP added explicit TIA-public-key verification step before encryption.
Empanelment auditPublic Sector Vendor

Section 35-39 IT Act compliance audit for empanelment

Issue: A Chennai public-sector-empanelled vendor faced a pre-renewal compliance audit under which the empanelling PSU required certification that all the vendor's Encryption DSCs were issued under Section 35 IT Act 2000 by CCA-licensed CAs, were not on any CRL under Section 38, had no revocation history under Section 39, and met Schedule II sole-control requirements.
Approach: We compiled a DSC-inventory matrix listing each Encryption DSC against issuing CA, certificate serial number, OCSP status, CRL clearance, FIPS 140-2 token model and PIN-set-under-sole-control attestations. Obtained fresh OCSP confirmations from each CA, prepared a Section 65B(4) certificate for the inventory matrix, and engaged the PSU's audit team in a walk-through of the IT (Certifying Authorities) Rules 2000 compliance positions.
Outcome: Empanelment renewed for three years; ₹2000 cost on two DSCs that needed reissuance under freshened CCA IVG 2021 KYC; vendor's IT-compliance posture established as a competitive differentiator for future PSU bids.

Why these AGS Park Nerkundram engagements look the way they do: For AGS Park Nerkundram engagements specifically — the business activity radiating outward from AGS Park and nearby commercial pockets; for the professional and salaried population of AGS Park Nerkundram navigating personal-tax and home-office GST.

Client Reviews

What AGS Park Nerkundram Clients Say

Sridhar P
Encryption DSC
“FilingPro issued our Encryption DSC for a defence GePNIC tender within the same morning — Aadhaar OTP e-KYC was smooth and the FIPS token was couriered the next day. The CPP Portal registration walk-through was the difference; first sealed bid uploaded successfully.”
3 weeks agoVerified Client
Vikram T
Encryption DSC
“Our company needed combo Signing + Encryption DSCs for three directors to participate in a SECI solar tender. FilingPro coordinated all six certificates, registered them on the SECI GePNIC instance, and walked us through the bid-encryption step. Bid acceptance confirmed.”
2 months agoVerified Client
Latha V
Encryption DSC
“Lost my Encryption DSC token mid-tender. FilingPro filed revocation under Section 38 with eMudhra the same day, issued a fresh Encryption DSC by the next morning and re-registered on etenders.tn.gov.in. Bid validity preserved without missing the opening.”
1 month agoVerified Client
Ramesh A
Encryption DSC
“Required Encryption DSCs for our oil & gas bid on the GAIL portal. FilingPro explained the keyEncipherment versus digitalSignature distinction clearly, issued the right combo certificate and the bid was decrypted by the TIA without errors. Excellent technical clarity.”
6 weeks agoVerified Client
Priya M
Encryption DSC
“Renewal reminders 60 days before expiry saved us from a mid-tender failure. FilingPro renewed the 2-year Encryption DSC ahead of time and the new certificate was registered on CPP Portal without any disruption. Reliable and proactive on validity tracking.”
2 months agoVerified Client
Kamal R
Encryption DSC
“As a foreign director in our Indian company we needed a Class 3 Encryption DSC. FilingPro handled apostilled passport KYC under IVG 2021 foreign-applicant track and the certificate was issued in 3 days. Used it on RailTel GePNIC for our first Indian tender bid.”
4 months agoVerified Client
4.9
312+ reviews
500+
Active Clients
15+
Years Exp
5★
4★
3★
Common Questions

Encryption DSC FAQ — AGS Park Nerkundram

Common questions from AGS Park Nerkundram clients. Call 9566-068-468 for specific queries.

The CCA-approved cryptographic tokens for DSC private-key storage include Watchdata ProxKey, Trust Key, Aladdin eToken, ePass2003 from Feitian, IDsign, Safenet and Gemalto. All carry FIPS 140-2 Level 2 certification at minimum and tamper-evident hardware enforcing PIN-based access under the cryptographic module standards referenced in Schedule II of the IT Act 2000.
Section 3 of the IT Act 2000 recognises digital signatures created using asymmetric cryptosystem and hash function — this is the basis of the Signing DSC issued by Licensed Certifying Authorities. Section 3A inserted by the IT Amendment Act 2008 recognises electronic signatures, including the Aadhaar-OTP-based eSign service. eSign is a one-time short-validity signing certificate (typically 30 minutes) issued through CCA-licensed eSign service providers — it has no encryption capability and cannot be used as an Encryption DSC.
Absolutely. Most AGS Park Nerkundram clients complete the entire Encryption DSC process remotely — we collect documents on WhatsApp or email, share drafts for your approval, and file on your behalf. A visit to our Maduravoyal office is optional, never required.
Every Licensed CA publishes a Certificate Revocation List under Section 38 of the IT Act 2000 and most also offer Online Certificate Status Protocol responders. Before a TIA decrypts a bid encrypted with its own Encryption DSC, signing software validates the bidder's Signing DSC against the CA's CRL or OCSP. A revoked certificate is rejected at the platform layer — bidders must keep their DSCs unrevoked through the bid validity period.
Effective 1 January 2021 the CCA discontinued issuance of Class 2 DSCs through Office Memorandum dated 8 December 2020. From that date onwards every Encryption DSC issued in India is Class 3, which mandates in-person or paperless Aadhaar e-KYC video verification under the CCA Identity Verification Guidelines 2021. There is no Class 2 Encryption DSC available for new issuance.
Yes. Getting Encryption DSC right early saves small AGS Park Nerkundram businesses from penalties and rework later, and our fixed, modest fees are designed with smaller operators in mind. We will tell you honestly if something is not needed yet.
No. eSign under Section 3A is a single-use signing-only certificate generated and revoked within 30 minutes by an eSign Service Provider such as eMudhra, NSDL or CDAC. It carries only the digitalSignature and nonRepudiation key-usage bits and has no keyEncipherment extension. Encryption requires a long-validity Class 3 Encryption DSC issued under the CCA IVG 2021 with the key-pair generated and stored on a FIPS 140-2 USB token.
An encryption-only DSC carries only the keyEncipherment and dataEncipherment Key Usage bits and is used to receive encrypted documents — typical for a TIA. A combo DSC is a dual-purpose token holding two separate certificates (one Signing, one Encryption) for bidders who must both sign declarations and encrypt bid documents on the same tender platform. Combo is the practical default for active e-tender bidders.
Yes, we regularly take over part-completed Encryption DSC work. Share what has been done so far on WhatsApp 9566-068-468 and we will review it, point out anything that needs correcting, and continue from where you are.
No. GST authorised signatory authentication on gst.gov.in and Income-Tax e-filing on incometax.gov.in only require a Signing DSC under Section 3 read with Schedule II of the IT Act 2000. The portals verify the digital signature on Form 26 of the IT Rules and on GST returns; there is no encryption envelope around the submission because TLS 1.2 transport encryption already secures the channel. An Encryption DSC is unnecessary for these filings.
A dual-purpose USB token contains two separate certificates — one Signing DSC and one Encryption DSC — both linked to the same individual or organisation. For e-Tender CPP Portal upload, the bidder signs the bid letter and declarations using the Signing DSC and encrypts the bid documents using the TIA's published Encryption DSC public key. Vendors typically procure the dual-purpose token as a single FIPS 140-2 device to simplify token management.
Your engagement is handled by our in-house team led by Ravivarman R (Founder, 15+ years, 500+ engagements), with M. E. Chokkalingam on compliance and S. Jayaprakash on GST matters. You deal with named, qualified people throughout your Encryption DSC — not a call centre.
Encryption DSCs may be issued with a key escrow facility — the CA archives an encrypted copy of the private key so that an organisation can recover documents if an employee leaves or loses the token. Signing DSCs, by contrast, carry the nonRepudiation bit. Section 3 of the IT Act 2000 and Indian Evidence Act Section 65B require that only the signatory could have created the signature. Any escrow of the signing private key destroys the non-repudiation property and is prohibited under the CCA CPS template. This is the foundational legal-cryptographic distinction between the two DSC classes.
No. Under the CCA IVG 2021 every DSC is bound to a single subscriber identity. Sharing a token is a violation of the CA's subscriber agreement and breaks Schedule II sole-control requirements. For multi-officer tender opening, the organisation can issue separate Encryption DSCs to each authorised officer or use a TIA-class encryption certificate with documented officer-list authorisation.
Under the CCA Identity Verification Guidelines 2021 the issuance flow is — applicant submits PAN and Aadhaar through the CA's portal, completes Aadhaar OTP e-KYC under Section 11 of the Aadhaar Act 2016, records a live video verification, and the CA generates the certificate after RA verification. The key-pair is generated inside the FIPS 140-2 Level 2 USB token (Schedule II IT Act requirement) — the private key never leaves the token.
No. MCA21 portal and SPICe+ company incorporation, INC, DIR, MGT, AOC and CHG forms accept only Signing DSCs of the directors and the certifying professional under Rule 8 of the Companies (Incorporation) Rules 2014. There is no encryption requirement on MCA filings; an Encryption DSC has no application here.

Across AGS Park Nerkundram we look after firms on Dayasadan Salai, Gangai Amman Koil Street, Golden George Ratham Salai, Justice Rathnavel Pandian Road and Link Road as well as the Mogappair ERI Scheme 6th Main Road, N.T. Pattel Road, EVR Periyar Salai and Pari Road corridors — local Encryption DSC without the cross-city travel.

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Professional Encryption DSC in AGS Park Nerkundram, Chennai. Call @ 9566-068-468. Offices at Maduravoyal, Nerkundram & Nolambur (upcoming). 15+ years experience, 4.9★ rated.

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