808bits

Windows XP Enhanced DSS and Diffie-Hellman Cryptographic Provider (DSSENH)

FIPS 140-2 certificate #990 · Microsoft Corporation · data as of 2026-08-28
Historical. RNG SP800-131A Revision 1 Transition. Federal agencies may reference historical validations for existing systems only, not for new procurement.
Caveat: When operated in FIPS mode

Certificate

Certificate number990
StandardFIPS 140-2
Statushistorical
Overall level1
Module typeSoftware
EmbodimentMulti-chip standalone
VendorMicrosoft Corporation · website
Software versions5.1.2600.5507

Module description

The Microsoft Enhanced DSS and Diffie-Hellman Cryptographic Provider, designed for FIPS 140-2 compliance, is a software-based, cryptographic module. DSSENH encapsulates several different cryptographic algorithms (including SHA-1, DES, TDES, DSA) in a cryptographic module accessible via the Microsoft CryptoAPI.

Approved algorithms

AlgorithmCAVP certificate
DSA292
RNG448
SHS784
Triple-DES676
Triple-DES MACvendor affirmed

Other algorithms

DES; DES40; Diffie-Hellman (key agreement; key establishment methodology provides between 112 and 150 bits of encryption strength; non-compliant less than 112 bits); MD5; RC2; RC4

Tested configurations

  • Windows XP Professional SP3 (in single user mode)

Validation history

DateTypeLab
2008-07-24InitialSAIC-VA

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: 2008-07-24

Source documents