808bits

FortiOS 5.6

FIPS 140-2 certificate #3639 · Fortinet, Inc. · data as of 2026-10-21

FortiOS 5.6, from Fortinet, Inc., holds FIPS 140-2 certificate #3639 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. SP 800-56Arev3 transition. Federal agencies may reference historical validations for existing systems only, not for new procurement.
Caveat: When operated in FIPS mode and installed, initialized and configured as specified in the FIPS 140-2 Compliant Operation Section of the Security Policy

Certificate

Certificate number3639
StandardFIPS 140-2
Statushistorical
Overall level1
Module typeFirmware
EmbodimentMulti-Chip Stand Alone
VendorFortinet, Inc. · website
Firmware versionsFortiOS 5.6, build6022,190808

Module description

Quoted from the NIST CMVP entry for this certificate.

The FortiOS is a firmware based operating system that runs exclusively on Fortinet's FortiGate/FortiWiFi product family. The FortiOS provides integrated firewall, VPN, antivirus, antispam, intrusion prevention, content filtering and traffic shaping and HA capabilities.

Security level exceptions

  • Roles, Services, and Authentication: Level 3
  • Design Assurance: Level 3

Approved algorithms (8)

AlgorithmCAVP certificates
AESC468, C530, C531
CVLC468, C530, C531
DRBGC529
ECDSAC468, C530, C531
HMACC468, C530, C531
KTS
RSAC530, C531
SHSC468, C530, C531

Allowed algorithms

Diffie-Hellman (CVL Certs. #C468 and #C530, key agreement; key establishment methodology provides between 112 and 196 bits of encryption strength); EC Diffie-Hellman (CVL Cert. #C530, key agreement; key establishment methodology provides between 128 and 256 bits of encryption strength); MD5; NDRNG; RSA (key wrapping; key establishment methodology provides 112 or 128 bits of encryption strength)

Tested configurations

  • FortiGate-301E

Validation history

DateTypeLab
2020-04-02InitialLightship Security, 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: 2020-04-02

Source documents