Get Digital Signature for eAuction: If you want to participate in eAuction tenders on government or PSU portals, a valid Digital Signature Certificate (DSC) is mandatory. Without the correct DSC, you cannot upload documents, sign bids, or submit tenders online.

This blog is specially written for contractors, traders, companies, MSMEs, and business owners who want to file tenders on eAuction portals and are searching for the right Class 3 Digital Signature to buy.
What is a Digital Signature for eAuction?
A Digital Signature Certificate for eAuction is a secure electronic identity used to authenticate bidders and digitally sign tender documents. It ensures:
- ✔ Authenticity of the bidder
- ✔ Integrity of tender documents
- ✔ Legal validity of online bids
- ✔ Secure and tamper-proof submission
All major eAuction and eProcurement portals in India accept only Class 3 DSC due to its highest level of security.
Which DSC Is Working on eAuction Portal?
✅ Class 3 Organization DSC (Signing + Encryption)
Only Class 3 Organization Digital Signature with Signing plus Encryption is working and accepted on eAuction portals.
This is a mandatory requirement for eAuction tender filing.
Why Class 3 Organization Signing + Encryption Is Required for eAuction?
eAuction portals require two certificates in one USB token:
🔐 Signing Certificate
- Used to digitally sign bids, BOQ files, and tender documents
- Confirms the identity of the authorized signatory
🔒 Encryption Certificate
- Encrypts bid data
- Ensures bids remain confidential until auction opening
🏢 Organization Validation
- Confirms that the bidder is a registered company, firm, LLP, or business entity
- Individual DSCs are mostly rejected for eAuction bidding
❌ DSC Types Not Accepted
- Class 2 DSC
- Individual DSC (in most cases)
- Signing-only DSC
✅ DSC Type Accepted
- Class 3 Organization DSC with Signing + Encryption
Who Needs a Digital Signature for eAuction?
You need a Class 3 DSC for eAuction if you are:
- A contractor filing government tenders
- A trader participating in online auctions
- A company bidding on eProcurement portals
- An MSME or startup applying for eAuction tenders
- An authorized signatory of a firm or organization
How to Use Digital Signature in eAuction Tender Filing?
Follow these simple steps to use your DSC for eAuction:
- Insert the USB DSC token into your computer
- Install the token driver and DSC signer service
- Register the DSC on the eAuction portal
- Upload tender documents and digitally sign them
- Submit your bid securely
Common Problems While Using DSC for eAuction
Many bidders face technical issues such as:
- Digital Signature not detected
- DSC signer service not working
- Token driver installation error
- Browser compatibility issues
- DSC expired or not registered
👉 These problems can be avoided by purchasing DSC from a trusted provider with installation support.
Why Buy Class 3 Digital Signature from a Trusted Provider?
A reliable DSC provider ensures:
- Genuine Class 3 Organization DSC
- Signing + Encryption certificate included
- USB token provided
- Fast issuance and approval
- Complete installation and technical support
- Compatibility with all eAuction portals
Buy Class 3 Digital Signature for eAuction (Contact Details)
📌 Buy Class 3 Organization DSC – Signing + Encryption
📞 Call / WhatsApp: 7579984381
💬 Instant WhatsApp Link:
👉 https://wa.me/917579984381
✔ Services Available:
- New Class 3 DSC for eAuction
- DSC Renewal & Upgrade
- Organization Signing + Encryption DSC
- USB Token + Installation Support
- Best Price with Quick Delivery
Ideal for contractors, traders, companies, and MSMEs filing eAuction tenders.
Frequently Asked Questions (FAQs)
Which DSC is required for eAuction portal?
Only Class 3 Organization Digital Signature with Signing plus Encryption is accepted on eAuction portals.
Is Individual DSC valid for eAuction?
In most cases, Individual DSC is not accepted. eAuction portals require Organization DSC.
Is Signing-only DSC sufficient for eAuction?
No. Both Signing and Encryption certificates are mandatory for eAuction tender filing.
What is the validity of Class 3 DSC for eAuction?
You can choose 1 year, 2 years, or 3 years validity based on your requirement.
Can one DSC be used on multiple eAuction portals?
Yes. One valid Class 3 Organization DSC can be used across multiple eAuction and eProcurement portals.
What happens if my DSC expires?
An expired DSC cannot be used for bidding. You must renew your Class 3 DSC before tender submission.
About the Author
Smarth is a Digital Signature and eTendering specialist with extensive experience in helping contractors, traders, MSMEs, and organizations successfully participate in eAuction and government tender processes. He specializes in Class 3 Organization Digital Signature Certificates (Signing + Encryption), DSC installation, renewal, and technical support. With a strong understanding of eAuction, eProcurement, and tender filing systems, Smarth focuses on providing reliable guidance and quick solutions to ensure smooth, secure, and error-free online bidding across India.









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