# 5261 — FIPS 140 validated cryptographic modules: active, historical or revoked

For 5261, vendor is Cisco Systems, Inc; module name is Linux Kernel FIPS Object Module (KFOM) Cryptographic Module; module type is Firmware-hybrid; validation date is 05/11/2026; status is Active, verified against its source on 2026-08-05.

- **Certificate number:** 5261 _(verified: appears in the quote below)_
- **Vendor:** Cisco Systems, Inc. _(verified: appears in the quote below)_
- **Module name:** Linux Kernel FIPS Object Module (KFOM) Cryptographic Module _(verified: appears in the quote below)_
- **Module type:** Firmware-hybrid _(verified: appears in the quote below)_
- **Validation date:** 05/11/2026 _(verified: appears in the quote below)_
- **Status:** Active _(verified: appears in the quote below)_
- **Standard:** FIPS 140-3 _(verified: appears in the quote below)_

## What the source says

> 5261 | Cisco Systems, Inc. | Linux Kernel FIPS Object Module (KFOM) Cryptographic Module | Firmware-hybrid | 05/11/2026 | Active |

## Source

- https://csrc.nist.gov/Projects/cryptographic-module-validation-program/validated-modules/Search?SearchMode=Advanced&Standard=140-3&CertificateStatus=Active&ValidationYear=0

Last verified: 2026-08-05. Review by: 2026-09-04.
Part of [FIPS 140 validated cryptographic modules: active, historical or revoked](https://referencesource.org/fips-140-module-validation-status/).