A Guide to Using DSC on the New Income Tax Portal 2026
Step-by-step walkthrough for registering and using your Digital Signature Certificate on the new Income Tax e-Filing Portal in 2026.
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DSC Knowledge Hub
Expert guides, step-by-step tutorials and the latest updates on Digital Signature Certificates in India.
How to Export a Public Key Certificate from Your USB Token
Learn how to export the public key (.cer) from your DSC USB token for portal registration and email encryption.
e-Sign vs Digital Signature Certificate: What's the Difference?
Confused between e-Sign and a Digital Signature Certificate? Here's a clear breakdown of the two and when to use each.
What is a Class 3 Digital Signature Certificate?
Class 3 DSC is the highest assurance level of digital signature in India. Learn what it is, who needs it, and how to apply.
What is an e-Token and Why is it Mandatory?
A FIPS 140-2 certified USB e-Token is required to store your DSC. Understand why it's mandatory, how it works, and how to manage it.
How to Link DSC with Income Tax Portal
A step-by-step guide to registering your Digital Signature Certificate on the Income Tax e-Filing Portal for ITR submission and tax audit reports.