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Digital Signature Certificate

What is 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. It ensures that the original content is unchanged while in transit. Digital signatures cannot be copied by someone else. It ensures that the original signed message arrived means that the sender cannot disclaim it later.

What is a DSC

Digital Signature Certificates (DSC) is the electronic format of physical certificate like a driving License, passport etc. All Certificates serve a certain purpose; for example, a Passport identifies someone as a citizen of that country in same manner a Digital Signature Certificate can be presented electronically to prove your identity, to sign certain documents digitally.

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Why do I need a DSC

A Digital Signature Certificate (DSC) validates your identity electronically. DSC provides you with a high level of security for your online transactions. You can use certificates to sign / encrypt information such that only the intended recipient can read it. You can digitally sign information to assure the recipient that it has not been changed in transit, and also verify your identity as the sender of the message. You can use Digital Signatures for the following:

  • For sending and receiving digitally signed and encrypted emails.
  • For carrying out secure web-based transactions or to identify other participants of web-based transactions.
  • In e-Tendering, e-Procurement, MCA, Income Tax and also in many other applications.

How many types of Signature are there

There are 3 types of Digital Signature Certificates

Class-1, Class-2,Class-3. Each has its own level of security and is meant for a particular category of professional and or sector of industry.

  • Class 1 : Secure email
  • Class 2 : Secure email, eFiling ROC & IT, Specified eTenders, Document Signing
  • Class 3 : Secure email, eTenders, Secure Authentication, Documents Signing
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What is a difference between Digital Signature and Digital Signature certificate

A digital signature is a tool to sign an electronic document whereas a Digital Certificate is a computer based record which

  • Identifies the Certifying Authority issuing it
  • Has the name or I the identity of its subscriber
  • Contains the subscriber's public key
  • Is digitally signed by the Certifying Authority issuing it
  • Is valid for either one year or two years