What is a Digital Signature Certificate and Why is it Important in 2026?
Introduction In today’s digital era, most government and business processes are shifting online. To ensure security and authenticity of online transactions, Digital Signature Certificates (DSC) are widely used. A DSC allows individuals and organizations to sign documents electronically with legal validity. Platforms like eSignDSC provide reliable digital signature solutions for businesses and professionals in India. What is a Digital Signature Certificate?. A Digital Signature Certificate (DSC) is a secure digital key issued by a certifying authority. It verifies the identity of the person signing the document electronically. DSC ensures that the document has not been altered after signing. It works as the digital equivalent of a handwritten signature. Types of Digital Signature Certificates There are different types of DSC used for various purposes: Class 3 DSC – Used for income tax filing and MCA filing and also used for e-tendering, e-procurement, and secure onlin...