Digital Signatures Built for India. Government-Approved.
Secure e-Sign is the electronic signature solution designed for Indian businesses that need legally valid digital signatures. Whether you're signing contracts, managing KYC workflows, or handling government e-tenders—this is how modern organizations do it.
Commercial_Agreement_v4.pdf
SHA-256 Tamper-Proof Sealed
Dr. A. K. Verma
Serial: 8F2A-4B91-CDAC
Priya S. Nair
UIDAI: XXXX-XXXX-9412
Why Indian Enterprises Still Bleed Time on Paper
Print. Courier. Sign. Scan. Repeat. Physical signatures introduce courier delays, tamper risks, and evidentiary vulnerabilities in court.
Print. Sign. Scan. Repeat.
Turns days into weeks.
Physical printing, wet signing, and scanning create severe friction, turning simple document turnarounds from hours into weeks.
Manual Verification
Leaves audit trails full of holes.
Photocopied and scanned signatures lack cryptographic verification, leaving compliance records and audit trails vulnerable.
Cross-Border Contracts
Legally gray territory.
Unverified international agreements and non-PKI signatures struggle to hold up in court jurisdictions without statutory backing.
Zero Non-Repudiation
No proof of who actually signed.
No mathematical proof of who actually signed, when they signed, or if they changed their mind or altered the document post-signature.
Meet Secure e-Sign: The Electronic Signature Solution Built for India
Secure e-Sign is an enterprise-grade electronic signature solution that lets you send, sign, and authenticate documents in minutes, not days. Digital Certificate (DSC) powered. Aadhaar eSign compatible. Legally bulletproof.
Every signature is cryptographically bound to the signer's digital identity verification. You don't just get a signature. You get proof. Immutable proof. The kind courts recognize. The kind auditors love.
KYC documents and loan agreements get validated instantly with full RBI audit compliance.
Contracts, wills, and POAs become dispute-proof with tamper-evident digital hashes.
E-tenders and vendor procurement bids process without procedural questions or delays.
Eliminate Paper Friction
Join forward-thinking Indian enterprises deploying legally binding digital workflows today.
Engineered for High-Stakes Compliance & Velocity
A comprehensive cryptographic infrastructure built from the ground up to replace physical paper with court-admissible certainty.
Dual Authentication Method Support
DSC-Based Signing
- Class 3 Digital Signature Certificate authentication.
- Engineered for high-stakes contracts, GST filing, and government tenders.
- Legally recognized across all government and private sector platforms.
- Enterprise-grade PKI integration and Qualified Electronic Signature (QES) compliance.
Aadhaar eSign Integration
- Instant Biometric + OTP verification against official UIDAI backends.
- Fastest onboarding: Aadhaar holders skip physical certificate procurement delays.
- Fully valid under IT Act Section 3A for commercial and consumer agreements.
- Seamless DigiLocker integration for real-time document pulling and management.
- Zero dependency on physical dongles or hardware tokens.
Class 3 DSC USB Token
ePass2003 / mToken FIPS 140-2 L3
Aadhaar eSign Gateway
UIDAI OTP Authentication 2.0
Why Secure e-Sign Matters Across India
Engineered specifically to solve the distinct compliance, evidentiary, and throughput challenges of India's key institutional sectors.
Accelerate Loan Closures & KYC Onboarding
Engineered for high-velocity fintechs, NBFCs, and retail banks executing high-volume agreements without physical paper friction.
- Loan Processing: Digital disbursement agreements execute in minutes rather than days.
- KYC Workflows: Paperless Aadhaar eSign satisfies full digital identity verification mandates.
- RBI Compliance: Automated audit trails guarantee complete regulatory documentation readiness.
- Cost Reduction: Eliminate up to 90% of printing, logistics, and manual physical storage overhead.
- High-Volume Scalability: Robust REST APIs handle thousands of concurrent document requests.
Courtroom-Tested Enforceability & Non-Repudiation
Empowers corporate counsels, litigators, and notary practitioners with cryptographic certainty that withstands judicial scrutiny.
- Remote Execution: Client POAs, wills, settlement deeds, and NDAs executed anywhere in the world.
- Verified Signatories: Multi-factor authentication guarantees only authorized individuals sign.
- Non-Repudiation: Cryptographic public-key certificates permanently defeat signature forgery claims.
- Litigation Discovery: Export tamper-proof PDF audit certificates for immediate court submission.
- Practice Management: Embeds into practice management systems with webhook callback support.
Compliant e-Tendering & Public Citizen Services
The government-approved digital signing platform purpose-built for transparent e-procurement, statutory filings, and public records.
- E-Tenders: Vendors submit binding digital bids recognized across e-Procurement portals.
- Statutory Filings: Native support for authorized signatory verification across GST and MCA.
- Citizen Services: Fast-track citizen applications for permits, licenses, and social certificates.
- Tamper-Proof Bidding: Server-verified cryptographic timestamps prevent bid manipulation.
- Universal Access: Aadhaar eSign ensures citizens without physical USB tokens can participate.
Tailored Signing Solutions for Every Sector
See how organizations across India replace manual friction with automated, court-admissible execution.
Fintech & Digital Banking
Loan approvals require wet signatures on physical documents.
- Loan agreements: Electronic signature solution streamlines signing via mobile
- Digital identity verification via Aadhaar eSign for faster onboarding
- Legally binding document signing holds up in compliance and litigation
- Audit trail generates automatically for RBI documentation
- Reduces manual handling of physical documents
C-DAC & UIDAI Validated
Digitally signed under licensed Indian Certifying Authority.
How It Works: Send, Sign & Prove
Experience the dual DSC and Aadhaar eSign workflow firsthand with our interactive signing simulator.
Step 2: Sign Securely with Dual Auth
Select your preferred legally valid signing method and simulate the execution ceremony.
Unlike generic electronic signature platforms that only overlay an arbitrary image, Secure e-Sign generates an asymmetric cryptographic hash using private keys certified by government-accredited authorities.
- SHA-256 tamper-evident document lock
- Non-repudiation: Signer cannot dispute signature
- Admissible under IT Act 2000 Section 3
Security & Regulatory Trust Architecture
Backed by national research standards and statutory frameworks to ensure every signature is legally bulletproof and mathematically tamper-evident.
CDAC Certification
Government-Approved Signing Platform Backed by India's Premier R&D Institute
Secure e-Sign adheres to the highest cryptographic standards defined by the Centre for Development of Advanced Computing (CDAC).
- CDAC validates our cryptographic algorithms and Public Key Infrastructure (PKI) architecture.
- Subjected to mandatory annual independent third-party security audits.
- Full compliance with NIST cryptographic standards and OWASP Top 10 security guidelines.
- Strict zero-backdoor architecture with deterministic PKI execution.
IT Act & Indian Law Compliance
Legally Binding Document Signing Recognized Across Indian Courts
Every electronic signature executed through Secure e-Sign is legally recognized under Indian statutory frameworks:
- Information Technology Act, 2000 (Section 3: Electronic records recognized as legal evidence).
- Indian Contract Act, 1872 (Electronic signatures enforceable as per IT Act requirements).
- Aadhaar eSign explicitly recognized under Section 3A for biometric-backed signatures.
- DSC issuance directly via CCA-approved Certifying Authorities ensures indisputable legal validity.
Audit Trail & Non-Repudiation
Every Signature Bears Immutable Cryptographic Proof
We generate a comprehensive, tamper-evident audit trail certificate for every signed document:
- Signer Identity: Cryptographic certificate identifier or hashed Aadhaar verification token.
- Server Timestamp: Cryptographically sealed atomic time stamp (not claimable or local time).
- Document Hash: SHA-256 checksum proving document content has not changed by a single bit.
- Device Telemetry: IP address, device fingerprint, and browser environment logged.
- Explicit Consent Record: Exact checkbox consent, OTP confirmation, or biometric match timestamp.
- Tamper Detection: Any post-signature modification permanently invalidates the signature seal.
Data Residency & Privacy Protection
100% Indian Sovereign Cloud Infrastructure
Your documents and signer identities never leave Indian sovereign territory.
- Dedicated signing infrastructure hosted exclusively in Tier-4 Indian data centers.
- Signer PII encrypted at rest using AES-256 and in transit using TLS 1.3.
- GDPR-ready pseudonymization for cross-border and international counterparties.
- Automated encrypted backups with quarterly tested disaster recovery protocols.
- Zero-access logs: No internal human admin can view document contents or signer PII.
Frequently Asked Questions
Clear answers about courtroom admissibility, dual authentication mechanics, and enterprise integration.