808bits

DSS/Diffie-Hellman Enhanced Cryptographic Provider for Windows XP

FIPS 140-1 certificate #240 · Microsoft Corporation · data as of 2026-08-28
Historical. Validation Sunsetting Policy - FIPS 140-1 Certificate. Federal agencies may reference historical validations for existing systems only, not for new procurement.
Caveat: For services provided by the FIPS-Approved algorithms listed on the reverse

Certificate

Certificate number240
StandardFIPS 140-1
Statushistorical
Overall level1
Module typeSoftware
EmbodimentMulti-chip standalone
VendorMicrosoft Corporation · website
Software versions5.1.2518.0 and 5.1.2600.2133

Security level exceptions

  • EMI/EMC: Level 3
  • Operating System Security: Tested as meeting Level 1 with Microsoft Windows XP and XP Service Pack 2 (single user mode)

Approved algorithms

AlgorithmCAVP certificate
DSA/SHA-1
Triple-DES16

Other algorithms

DES (Cert. #66); RC2; RC4; MD5; DES40; Diffie-Hellman (key agreement)

Validation history

DateTypeLab
2002-08-01InitialCYGNACOM SOLUTIONS INC
2005-02-25Update
2007-10-15Update

Status timeline

As observed by this tracker's snapshots. NIST publishes no dates for list moves; observation began 2026-08-21, so earlier changes carry no date.

  • 2026-08-21: first observed by this tracker, status historical
  • Validation dates on record: 2002-08-01, 2005-02-25, 2007-10-15

Source documents