How to Sign a PDF Using a DSC Token: A Step-by-Step Guide

USB security token plugged into a laptop with a verified document.

Signing a PDF with a DSC token takes just a few minutes once your token is set up. Here’s the complete step-by-step guide, from selecting your certificate to confirming the finished signature is valid.

What Is a Certificate Authority, and Why Should You Trust One?

What is a Cerificate Authority

A certificate authority verifies identity online and issues the digital certificates behind SSL, e-signatures, and secure email. Here’s how the trust system actually works — and how to choose the right global CA for your business

Aadhaar eSign eKYC India: 2026 Powerful Guide (7 Steps)

Aadhaar eSign eKYC India process illustration

Aadhaar eSign eKYC India facilitates digital identity verification and document signing using Aadhaar authentication, promoting paperless, efficient processes. It integrates eKYC and eSign services, ensuring legal validity under Indian law. With key stakeholders involved and significant benefits, it plays a vital role in India’s digital economy, despite some adoption challenges.

Can you do Multiple Digital Signatures in PDFs?

multiple digital signature in pdf

A PDF can contain multiple digital signatures, applied sequentially while preserving the validity of previous signatures as long as no unauthorized modifications occur. This process uses incremental signing, ensuring document integrity and creating a verifiable audit trail. Multiple digital signatures are legally recognized in India under the Information Technology Act, 2000.