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

For 16, vendor is Transcrypt International; module name is SC20-DES; module type is Hardware; validation date is 04/15/1998; status is Revoked, verified against its source on 2026-08-05.

- **Certificate number:** 16 _(verified: appears in the quote below)_
- **Vendor:** Transcrypt International _(verified: appears in the quote below)_
- **Module name:** SC20-DES _(verified: appears in the quote below)_
- **Module type:** Hardware _(verified: appears in the quote below)_
- **Validation date:** 04/15/1998 _(verified: appears in the quote below)_
- **Status:** Revoked _(verified: appears in the quote below)_
- **Standard:** FIPS 140-1 _(verified: appears in the quote below)_

## What the source says

> 16 | Transcrypt International | SC20-DES | Hardware | 04/15/1998 | Revoked |

## Source

- https://csrc.nist.gov/Projects/cryptographic-module-validation-program/validated-modules/Search?SearchMode=Advanced&Standard=140-1&CertificateStatus=Revoked&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/).