Aadhaar eSign

India's Most Secure
Digital Signature Method

Sign documents using your Aadhaar number + OTP. Backed by UIDAI infrastructure. Legally valid under IT Act 2000 and Indian Contract Act 1872.

Start Signing with Aadhaar

Government-backed identity verification for every signature

Aadhaar eSign is an electronic signature service that uses your Aadhaar identity (verified by UIDAI) to sign documents digitally. When you sign with Aadhaar OTP, the signature is cryptographically linked to your identity — making it tamper-proof and non-repudiable.

Unlike a simple draw signature, Aadhaar eSign creates a PKI-based digital signature that carries the full weight of a physical signature in Indian law. Banks, courts, government bodies, and NBFCs all accept Aadhaar-signed documents.

UIDAI Certified ESP
IT Act 2000 Compliant
CCA Approved
Aadhaar eSign Request
Loan Agreement — 4 pages
🔐
Enter OTP sent to ••••••7823
4
8
2
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SIGNED IN
28s
LEGAL VALIDITY
100%

How Aadhaar eSign works step by step

1
📤
Upload PDF
Upload the document to be signed
2
📱
Enter Aadhaar
Enter your 12-digit Aadhaar number
3
🔢
Receive OTP
OTP sent to Aadhaar-linked mobile
4
Verify OTP
UIDAI verifies your identity
5
📄
Signed PDF
Download legally signed document

Backed by Indian law & regulation

🔐 UIDAI Certified

Try Aadhaar eSign today

Join thousands of businesses using the most secure electronic signature method in India. Free to try, no credit card required.