Aadhaar is not the only accepted proof, but it is the most convenient option as it enables quick OTP-based verification. Other government-issued identity documents are also accepted.

If your USB token is lost or damaged, the existing certificate cannot be transferred. You will need to apply for a fresh DSC. We recommend keeping your token secure at all times.

After successful verification, the certificate is issued within 1 working day. Physical delivery of the USB token takes an additional 2 to 3 working days depending on your location.

A USB crypto token is a secure hardware device on which your digital certificate is stored. It is mandatory — your DSC cannot be stored on a regular USB drive or computer. The token ensures the certificate cannot be duplicated or misused.

Yes. A single Class 3 Combo DSC can be used across multiple government and private portals as long as those portals accept a DSC of this class.

You can choose a validity period of 1 year, 2 years, or 3 years at the time of application.

Yes. Most government e-tendering portals including CPPP and GeM require a Class 3 Combo DSC. The encryption component is specifically needed to securely submit bid documents on these platforms.

A Class 3 Signing DSC only allows you to electronically sign documents. A Class 3 Combo DSC includes both signing and encryption certificates, enabling you to sign and encrypt your data — offering a higher level of security essential for e-tendering portals.