The Ministry of Defence (MoD) conducts defense acquisitions, ordnance factory supplies, and armed forces procurement through the Defence e-Procurement portal (defproc.gov.in). Given the high strategic value and confidentiality of defense tenders, procurement guidelines mandate strict cryptographic authentication using a Class 3 Combo Digital Signature Certificate.

Certificate Specifications for DefProc

Suppliers bidding on Ministry of Defence tenders must hold:

  • Class 3 Organization Certificate: Must be issued in the corporate name of the registered defense vendor with the authorized person's name.
  • Dual Component (Signing + Encryption): The Signing certificate authenticates bid submission and compliance affidavits. The Encryption certificate seals technical and financial bids using high-grade asymmetric cryptography.
  • FIPS 140-2 Level 3 Hardware: Token hardware must strictly conform to CCA and MoD specifications to prevent key extraction.

Departments Utilizing DefProc Portals

A single registered Class 3 Combo token can be used across multiple defense wings:

  • Indian Army, Indian Navy, and Indian Air Force procurement wings.
  • Defence Research and Development Organisation (DRDO).
  • Military Engineer Services (MES) civil works and infrastructure tenders.
  • Coast Guard and Ordnance Factory Board procurement divisions.

Get Defence DefProc Class 3 Combo DSC

FIPS 140-2 Level 3 certified tokens tested and compatible with Ministry of Defence portals.

WhatsApp Us View Plans

Crucial Bidding Precautions on DefProc

Follow these best practices to ensure your defense tender bids are submitted seamlessly:

  • Certificate Enrollment: Register your DSC in your DefProc vendor profile at least 3 business days before bid closing.
  • Dual Password Prompt: During bid submission, the portal will prompt for your token PIN twice: first for digital signing, second for public key encryption. Do not disconnect the token between prompts.
  • Bid Opening Validation: Ensure your DSC has at least 6 months of validity remaining at the time of bidding to cover the tender evaluation and commercial bid opening window.