808bits

C4CS

FIPS 140-2 certificate #490 · Focus Systems Corporation · data as of 2026-10-21

C4CS, from Focus Systems Corporation, holds FIPS 140-2 certificate #490 at overall level 1. The validation is historical: agencies may keep the module in existing systems but not buy it new. Below are its validation history, algorithm certificates and security policy, drawn from the NIST CMVP entry.

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 number490
StandardFIPS 140-2
Statushistorical
Overall level1
Module typeSoftware
EmbodimentMulti-chip standalone
VendorFocus Systems Corporation · website
Software versions1.0.0 and 1.1.0

Module description

Quoted from the NIST CMVP entry for this certificate.

C4CS is a software cryptographic module providing symmetric/asymmetric ciphers, hash functions, and secret sharing schemes in FIPS mode.

Security level exceptions

  • EMI/EMC: Level 3
  • Design Assurance: Level 3

Approved algorithms (6)

AlgorithmCAVP certificates
AES133
ECDSAvendor affirmed
HMAC-SHA-1vendor affirmed
RNG1
RSA1
SHS222

Other algorithms

C4Custom; RSAES_PKCS_v1_5; RSAES_OAEP; Diffie-Hellman (key agreement); SSS

Tested configurations

  • Microsoft Windows 2000 Service Pack 3 with Hotfix 326886 and Microsoft Windows XP Service Pack 1

Validation history

DateTypeLab
2004-12-22InitialUL Verification Services, Inc.
2005-02-25Update
2008-08-21Update
2016-08-03UpdateUL Verification Services, Inc.

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: 2004-12-22, 2005-02-25, 2008-08-21, 2016-08-03

Source documents