# 4257 — FIPS 140 validated cryptographic modules: active, historical or revoked

For 4257, vendor is Solo.io; module name is Gloo BoringCrypto; module type is Software; validation date is 06/24/2022 09/12/2022; status is Historical, verified against its source on 2026-08-05.

- **Certificate number:** 4257 _(verified: appears in the quote below)_
- **Vendor:** Solo.io _(verified: appears in the quote below)_
- **Module name:** Gloo BoringCrypto _(verified: appears in the quote below)_
- **Module type:** Software _(verified: appears in the quote below)_
- **Validation date:** 06/24/2022 09/12/2022 _(verified: appears in the quote below)_
- **Status:** Historical _(verified: appears in the quote below)_
- **Standard:** FIPS 140-2 _(verified: appears in the quote below)_

## What the source says

> 4257 | Solo.io | Gloo BoringCrypto | Software | 06/24/2022 09/12/2022 | Historical |

## Source

- https://csrc.nist.gov/Projects/cryptographic-module-validation-program/validated-modules/Search?SearchMode=Advanced&Standard=140-2&CertificateStatus=Historical&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/).