How to Export .CER File from Digital Signature Certificate (DSC) – Step by Step Guide

Introduction

How to Export .CER File from Digital Signature Certificate: If you are using a Digital Signature Certificate (DSC) for online verification or document signing on government portals, then you might often need the .CER file of your DSC.
This file is basically your Public Certificate, which is used to verify your digital signature on websites like eTendering, eFiling, DGFT, ICEGATE, and many others.

In this detailed guide, I’ll explain How to Export .CER File from Digital Signature Certificate or how to export the .CER file from your DSC token step by step, with screenshots and a demo video link.
By the end of this article, you’ll easily be able to export your DSC certificate file and use it anywhere you need.

🧩 What is a .CER File in DSC?

A .CER file is the public key file of your Digital Signature Certificate.
It does not contain your private key but only the public information required for verification.

You can safely share the .CER file with any organization or portal to prove the authenticity of your signature.
It’s a mandatory file required for:

• Registering DSC on eTendering sites (like IREPS, GeM, or NIC)
• Uploading DSC on MCA or Income Tax Portal
• Mapping DSC with Government applications

🎥 Watch the Video Tutorial

Below is our step-by-step YouTube video guide, where we have practically shown how to export the .CER file from DSC.
You can watch the full process here 👇

DSC से .CER File कैसे Export करें | How to Export Cer file from Digital signature

🖥️ Requirements Before You Begin

Before exporting the .CER file, make sure you have the following things ready:

1. Your DSC Token (USB Token)
2. Token Driver installed (like ePass, ProxKey, Watchdata, etc.)
3. Token Password
4. A working Windows computer or laptop

⚙️ Step-by-Step Process to How to Export .CER File from Digital Signature Certificate

Step 1: Open Your Token Driver and Login

• Plug your DSC token into your computer.
• Open the USB Token Driver (for example, ePass 2003, ProxKey, or Watchdata SafeNet).
• Enter your token password and login.
• Once logged in, you will see your Digital Signature Certificate details inside the driver window.

Step 2: Select Your Certificate

• From the list of available certificates,
  click on the one for which you want to export the .CER file.
• Simply do a single click to select it.

Step 3: Click on “Export”

• After selecting the certificate, click on the Export button at the bottom of the window.
• This will open a new dialog box asking where you want to save your certificate file.

Step 4: Choose Location and File Name

• Now choose the folder or location on your system where you want to save the .CER file.
• Enter a file name (like MyDSC.cer or your company name).
• Click on the Save button.

Step 5: Export Complete

• Your .CER file will now be saved successfully at your selected location.
• You can use this .CER file to register or map your DSC on any required government portal.

✅ That’s it! You’ve successfully exported your .CER file from your Digital Signature Certificate.

💡 Common Uses of .CER File

• eTendering / GEM / IREPS registration
• Income Tax / MCA DSC registration
• Trademark or DGFT DSC mapping
• Bank or Government application verification

🔐 Tips for Safety

• Never share your token password with anyone.
• .CER file can be shared, but Private Key should always remain inside your USB token.
• Always export the .CER file only from your own token to avoid mismatch or errors.

🧠 Conclusion

Exporting a .CER file from your DSC token is a simple yet important process that helps in mapping and validating your Digital Signature on various platforms.
With just a few clicks, you can generate this file and use it across different portals safely.

If you follow the above steps carefully, you’ll never face any issue while exporting or uploading your DSC .CER file.

🙋‍♀️ About the Author

This guide is written by Ananya from DigitalSignatureSpot.com, an authorized and trusted Digital Signature provider.
We help users with DSC installation, download, renewal, and troubleshooting for all major Certifying Authorities like eMudhra, Capricorn, and XtraTrust.

📞 Need Help with Your DSC?

If you need any assistance with DSC download, installation, or error fixing,
feel free to contact our support team at:
📱 Call / WhatsApp: 7579984381
🌐 Website: www.digitalsignaturespot.com