Aadhaar eSign API

Simplest, secure and most
affordable way to digitally
sign a contract

Empower your digital signature using Aadhaar eSign, legally equivalent to a wet signature—government-recommended eSign methods under the IT Act, 2000.

The only Aadhaar eSign vendor with SOC2 Security.

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Trusted by industry leaders

Aadhaar esigns

50,000+

per day

Fintech platform
0 Fintech platform
Banking & Financial Services
0 Banking & Financial Services
AMCs
0 AMCs
MFIs
0 MFIs
Stock Brokers
0 Stock Brokers
Automotive
0 Automotive

Try a free 1-min demo to perform a secure Aadhaar eSign

Seamlessly integrate eSign
into your existing workflow

Test it out yourself
Try a free 1-min demo to perform a secure Aadhaar eSign

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Register on the portal

Get access key

Test and integrate API

Go live in 3 days

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Unsure of the best eSign methods for your business?

Aadhaar eSign

ClickWrap

Draw Signature

Legal

Aadhaar eSign is legally validated as per section 3A, Schedule 2 of the IT Act, 2000

Clickwrap is legally validated as per section 10A of the IT Act, 2000

A drawn signature is legally validated as per section 3A, Schedule 2 of the IT Act, 2000

Identity linkage check

Identify the signer with 100% accuracy

The signer’s identity is not verified

The signer’s identity is not verified

Identity Fraud check

100% ensures that the signature is created under the sole control of the signatories using multi-factor authentication

The signature may not be uniquely linked to signers

The signature may not be uniquely linked to the signer

Geolocation check

By using Signzy’s Geolocation check API, businesses can capture the exact address of signers

By using Signzy’s Geolocation check API, businesses can capture the exact address of signers

By using Signzy’s Geolocation check API, businesses can capture the exact address of signers

Non-repudiation check

Ensure the signers cannot later deny their involvement in contract signing

The signer can later deny their involvement in contract signing

The signer can later deny their involvement in contract signing

Advantage

Industry-wide preferred. To sign a contract, a user must prove his identity before eSign.

Easy to use but degree of identity verification is lower.

Less preferred than other form of eSigns.
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Enterprise-grade security

Securely perform Aadhaar eSign with Signzy’s built-in fraud prevention checks for the most reliable e-signing.

Auto-switching

Backed by India’s top certifying authorities like NSDL and eMudhra, Signzy ensures 100% uptime for the most convenient eSign.

Invitee signer’s configuration

Effortlessly configure the signer’s name, email ID, phone number, signing order, or Aadhaar eSign methods using a single click.

Full audit trail certificate.

Ensuring transparency and compliance with additional authentication like date, timestamp, and IP Address of signer for variable eSign.

View individual signed contracts

Get a drilled-down view of individual signers’ status and signed document on completion for intelligent signers management.

Edit signers’ details

Easily edit or update signers’ details like name, email ID, phone number, Aadhaar eSign method, Whatsapp number, YOB, and UIDAI’s last 4 digits, ensuring compliance at every stage.

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Need to sign multiple
documents at once, while
being compliant?

500+ companies trusts Signzy for affordable and seamless eSign. Speed up your eSign journey by 99% with Signzy Aadhaar eSign.

Need to sign multiple documents at once, while being compliant?
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FAQ

What is Aadhaar eSign?

Aadhaar eSign is a digital signature mechanism provided by the Unique Identification Authority of India (UIDAI), enabling individuals to electronically sign documents using their Aadhaar credentials. It allows for the authentication of the signer’s identity using their Aadhaar number, and biometric or OTP/Face authentication.

Is Aadhaar eSign legally valid in India?

Yes, Aadhaar eSign is legally valid in India under the Information Technology Act of, 2000. The Act recognizes electronic signatures as legally equivalent to handwritten or wet signatures, provided they meet certain requirements such as authentication, integrity, and non-repudiation.

What are the documents that can be signed using Aadhaar?

Aadhaar eSign can be used to sign a wide range of documents, including contracts, agreements, consent forms, applications, and other legal documents. However, certain documents may have specific requirements or restrictions, so it’s essential to verify the applicability of Aadhaar eSign for each document.

What are the documents that can be eSigned using Aadhaar?

Under the provisions of the Information Technology Act of 2000, certain documents are not eligible for eSigning. These include:

a) Negotiable instruments, excluding cheques, as defined in Section 13 of the Negotiable Instruments Act of 1881.

b) Powers of attorney specified in Section 1A of the Powers-of-Attorney Act of 1882.

c) Indian trusts, outlined in Section 3 of the Indian Trusts Act of 1882.

d) Wills, as defined in clause (h) of Section 2 of the Indian Succession Act of 1925, and any other testamentary disposition under different names.

e) Contracts for the sale or conveyance of immovable property, or any interest therein.

f) Any papers or transactions that may be notified by the Central Government in the Official Gazette.

How does Aadhaar eSign work using Signzy?

To sign a document or contract, a user can easily upload the contract in Signzy’s Contract 360 portal and legally sign a contract the or user can implement API integrations to sign the contract. Signzy uses India’s top certifying authorities like NSDL or eMudra for the seamless and fastest eSign. Once the user is validated, the system applies a digital signature to the document, which is legally binding.

To know more, get expert help.

What are the prerequisites for using Aadhaar eSign?

To use Aadhaar eSign, individuals must have a valid Aadhaar card and a registered mobile number linked to their Aadhaar. Additionally, they need access to a platform or service that supports in-built or external cameras.

What happens if there’s a mistake in the signer's details?

Signzy provides platform features where users can easily edit signers’ information like name, email ID, phone number, eSigning methods (Face, OTP, Fingerprint or Iris), Whatsapp number, YOB, UIDAI last 4-digits, etc, before signing a contract.

Note: Once the contract is signed it cannot be revoked or cancelled. However, if there are legal grounds for challenging the validity of the eSign, such as fraud or coercion, it may be possible to contest the signature through legal channels.

Is Aadhaar eSign accepted across all industries in India?

Aadhaar eSign is widely accepted across various industries in India, including banking, finance, insurance, healthcare, real estate, and government services. However, the acceptance of Aadhaar eSign may vary depending on the specific requirements and regulations of each industry sector.

To know more, get expert help.

How long does it take to complete the Aadhaar eSign process using Signzy?

If all the requirements are fulfilled, it takes less than 30 sec to sign a document using Signzy’s contract360 portal or APIs.

What are the security measures in place to protect my information during Aadhaar eSigning?

Signzy is the only Aadhaar eSign vendor with SOC2 security.

Furthermore, we implement advanced encryption and authentication mechanisms to ensure the security and integrity of the Aadhaar eSigning process. Using Signzy’s proprietary security mechanisms, the admin can enable name match threshold, AI-powered smart liveliness check , photo capture, geolocation verification, etc as an additional layer of security.

To know more, get expert help

Can Signzy's Aadhaar eSign be integrated into existing platforms or workflows?

Yes, Signzy’s Aadhaar eSign service can be integrated into existing platforms or workflows through its robust API, allowing for seamless incorporation into various applications and systems.

To know more, get expert help