The Electronic Signatures facilitated through Aadhaar eSign are legally valid provided the eSign signature framework is operated under the provisions of Second Schedule of the Information Technology Act and Guidelines issued by the Controller. (Ref: Electronic Authentication Technique and Procedure Rules, 2015 - e-authentication technique using e-KYC services).
Document signature seal
The signature on the document will have an Aadhaar seal containing basic information about the signature
Adobe Acrobat provides tools to verify the authenticity of the Digital Signature Certificate. When a signed document is opened on Acrobat, it shows a signature toolbar. If all the signature certificates are valid, and the document is not tampered, it shows a green tick mark with the text Signed and all signatures are valid.
To see the details of the digital certificate, one may click on the Signature Panel button next to it, that shows when the document was signed, and by whom (as in the following image).
Anytime the document is edited after the last signature obtained, Acrobat invalidates the signatures and also keeps a trail of changes within the document. The signature panel shows a Yellow warning signal saying the document has been changed after the last signature.
The only personally identifiable information of the signer that’s visible in certificate details is the user’s name. The email address and phone num is not disclosed on the certificate details. To obtain the certificate details, one may select the Certificate Details from the Signature panel, that displays a dialog with details of the person who signed, and the issuer of the certificate.
Does this eSignature meet legal signature requirements?
A document signed with Aadhaar eSign holds valid for most legal purposes under India eSignature law (see exceptions below). Wet-ink or cursory signature is NOT required for Aadhaar eSigned document.
Exceptions to Aadhaar eSign
While most documents can be signed electronically with the authentication of Aadhaar, there are some exceptions to these rules
Real estate contracts such as leases and sales, involving transfer of immovable property rights. (Leave and License contract can be used instead)
Wills and other testamentary documents
Powers of attorney
Negotiable instruments such as a promissory note or a bill of exchange other than a check