Digital Signature


A digital signature is a kind of mathematical technique which is used to validate the authenticity and integrity of a message, software or digital document. Digital signatures are used to authenticate the contents of electronic documents. To digitally sign a document, one needs a digital ID. And once the digital ID is obtained, you can register it with programs that support digital signatures, such as Adobe Acrobat and Microsoft Outlook. Then you can use the program’s “Sign” feature to add your digital signature to documents.

Besides the digital Signatures, one also needs to have Professional tax registration being done.

Digital Signature Certificate (DSC) is the digital equivalent (that is electronic format) of physical or paper certificate. While physical certificates are used for passports or licenses, a DSC is used to sign certain documents digitally. Hence Digital signature certificate is presented electronically to prove your identity.

A digital signature gives the proof to the receiver that the message was sent by the claimed sender. Digital seals and signatures are equivalent to handwritten signatures and stamped seals. Besides the digital Signatures, one also needs to have Professional tax registration being done.

Key facts about Digital Signature

  • Digital Signatures serve the purpose as of the paper signature for digital documents
  • Digital signature uses mathematical tools in order to maintain the authenticity of the signatures and preventing forged signatures
  • They save the time spent in sending the documents as with Digital Signatures they can be sent via e-mail
  • Digitally signed documents are easy to track & locate
  • Digital Signature online registration can also be done.

Documents required for Digital Signature Online Certificate

  • Application Form (Digital Signature Form)
  • Proof of Identity: Self attested copy of PAN Card (Valid active PAN with Income tax Department)
  • Proof of Residence (Self attested copy of any bill such as Water/Electricity Bill, or License/Passport)

Procedure for obtaining Digital Signature Certificate

  • Collecting/Downloading Application Form
  • Filling the Application Form. Fields marked by (*) indicate it to be compulsory.
  • Getting a self attested copy of PAN Card (PAN card is compulsory) & also a self Attested copy of any one of the latest bill of water / electricity / power / telephone / credit card or voter’s id card / driving license/passport in the applicant’s name for address confirmation. (as Proof of residence)
  • Re-confirm the Subscriber’s e-mail ID
  • Take Signature on the Application Form and Subscriber’s Agreement
  • Preparing Demand Draft/Cheque (at par) Payable at Delhi. (Payment in cash also accepted)

FAQs :

1. What is a Digital Signature?

A digital signature is an electronic form of a signature that can be used to authenticate the identity of the sender of a message or the signer of a document, and also ensure that the original content of the message or document that has been sent is unchanged.

2. What is Digital Signature Certificate (DSC)?

A digital signature certificate (DSC) is a very simple, secure, convenient, and a time saving way of signing electronic documents or authenticating certain online transactions.

3. Why do I need a Digital Signature Cetificate?

A DSC authenticates your identity electronically. It also provides you with a high level of security for your online transactions by ensuring absolute privacy of the information exchanged using a digital signature certificate.

4. Who issues a Digital Signature Certificate?

A licensed certifying authority (CA) issues the digital signature.

5. How much time do CAs take to issue a DSC?

The time taken generally to issue DSC is 24 hours from the time of receipt of form.

6. What is a certifying authority?

A Certifying Authority is a trusted agency whose central responsibility is to issue, revoke, renew and provide directories for Digital Signature Certificates.

7. What is th validity of digital signature?

The applicant may choose to obtain the Digital Signature Certificate of 1 year or 2 years validity from the date of issuance. After expiry of the validity period, the digital signature certificate becomes invalid.

8. What is the legal status of Digital Signature?

Digital Signatures are legally admissible in a Court of Law, as provided under the provisions of IT.

9. What is the cost obtaining a Digital Sognature Cerificate?

The cost of obtaining a Digital Signature Certificate may vary as there are entities issuing DSCs and their charges may differ.