808bits

Unisys Linux strongSwan Cryptographic Module

FIPS 140-2 certificate #3971 · Unisys Corporation · data as of 2026-09-12

Unisys Linux strongSwan Cryptographic Module, from Unisys Corporation, holds FIPS 140-2 certificate #3971 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. Moved to historical list due to dependency on certificate #3959. Federal agencies may reference historical validations for existing systems only, not for new procurement.
Caveat: When operated in FIPS mode with module Unisys Linux OpenSSL FIPS Object Module validated to FIPS 140-2 under Cert. #3959 operating in FIPS mode

Certificate

Certificate number3971
StandardFIPS 140-2
Statushistorical
Overall level1
Module typeSoftware
EmbodimentMulti-Chip Stand Alone
VendorUnisys Corporation · website
Software versions5.6.3-6.4

Module description

Quoted from the NIST CMVP entry for this certificate.

The module is a software-shared cryptographic library that provides key derivation functions for the Internet Key Exchange (IKE) protocol in the Ubuntu operating system user space. The module is defined as a multi-chip standalone module, as defined by FIPS PUB 140-2. This module implements a KDF for IKEv1 and IKEv2 that complies with the requirements of SP 800-135rev1.

Security level exceptions

  • Physical Security: N/A
  • Mitigation of Other Attacks: N/A

Approved algorithms (4)

AlgorithmCAVP certificates
CVLC1012
HMACC1011
RSAC1011
SHSC1011

Tested configurations

  • Ubuntu Linux 18.04 LTS Server Edition running on a Dell PowerEdge R640 Server with an Intel Xeon Gold 5115 (single-user mode)

Validation history

DateTypeLab
2021-07-06InitialLeidos Accredited Testing & Evaluation (AT&E) Lab

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: 2021-07-06

Source documents