A Class 3 Digital Signature Certificate (DSC) is the highest level of digital authentication used in India for secure online transactions and document signing. It provides strong identity verification and is widely required for e-tendering, e-procurement, e-bidding, and other high-security government or business activities. Types of Class 3 Digital Signature 1. Signing Certificate ... https://www.esigndsc.com/class-3-digital-signature-certificates.php