Digital Signature Certificates (DSC) is the electronic format of physical or paper certificate like a driving License, passport, PAN, etc. Certificates serve as proof of identity of an individual for a certain purpose. For example, a Passport identifies someone as a citizen of that country; who can legally travel to any country. Likewise, a DSC can be presented electronically to prove your identity, to access information or services on the Internet or to sign certain documents digitally.
Digital Signature Certificate (DSC) This page explains about the Digital Signature Certificate (DSC) and the process to using this while filing the online income tax return.