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What is Digital Signature Certificate?

Digital Signature Certificate is an legal identity of any individual person for signing information or documents online on personal behalf of any individual or organization. As per IT ACT 2000 of India, Digital Signature Certificate can be obtained by any user for performing various transactions. Digital Signature Certificate consist private key and public key of user.  Digital Signature Certificate ( DSC ) is based on a 2048 bit algorithm for maximum security. 

Types of Digital Signature Certificates

Class 3 DSC

Class 3 Digital Signature Certificate is one and highest type of certificate available and can be used for performing various transactions like ITR, ROC, MCA21, GST, IEC< EPFO, Form16, Trademark eFiling, eTendering, eProcurement, CHAs, ICEGate, AICTE, CBSE, Gram Panchayat and many more. In Class 3 Digital Signature we can  issue both signing and encryption certificates as well as signing certificates.


DGFT Digital Signature is a Class 2 or Class 3 Digital Signature but the usage is limited to DGFT Website for performing various efiling and transactions like but not limited to IEC branch additions, IEC Renewal, Address Updation, License eFiling, Annual return efiling. User who use DGFT digital signature also gets some discount on licenses fee upto 50%. DGFT DSC can be issued to organization having a valid Import Export Code ( IEC ) in India.

Document Signer

Document Signer Certificates can be issued to organizational  users for signing of software applications for operating automatically to authenticate documents or information attributed to the organization by using Digital Signature applied on the document, documents. Information. Document Signer Certificates’ purpose is mainly for mainly for automated signing online on servers.

Difference in Signing and Encryption

Difference in Signing & Encryption

The signing certificate refers to the signing private key. It will be used by individuals or organizations for signing purpose. The key pair will be generated by subscriber in a secure mode and is inherent to keep his private key in safe custody like in a FIPS certified USB Token. The encryption key pair is used by the subscriber for receiving encrypted messages which is encrypted using subscriber’s public key. 

Message signing binds the identity of the message source to this message. It ensures data integrity, message authentication, and non-repudiation altogether. When signing, you use your private key to write message’s signature, and they use your public key to check if it’s really yours.

Message encryption provides confidentiality. Allows users to encrypt document with the public key which can be decrypted only with the corresponding private key. To put it in simple terms when encrypting, you use their public key to write message and recipient uses their private key to read it. One of the most secure way protecting confidential documents.

  • What is Digital Signature Certificate ?
    In India as per IT ACT 2000, Digital Signature Certificate is legally valid identity of any subscriber including his or her personal information such as name, email id, PAN, State etc. To sign documents online we need digital signature certificate to authenticate it.
  • Which Digital Signature is required for Income Tax Return eFiling ?
    For Income Tax Retuern eFiling, you need a class 3 digital signature with signing certificate as a individual user. Buy Class 3 digital signature now.
  • Which digital signature is required for ROC, MCA21 eFiling ?"
    Any individual subscriber is required a class 3 digital signature certificate with signing certificate including his or her pan, email id, name.
  • Which digital signature required for icegate registration ?
    As per our suggestions, one may require Class 3 Signing & Encryption Certificate on behalf of Organization with authorised individual. Buy Class 3 Digital Signature for ICEGate here.
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