258

For 258, vendor is Tumbleweed Communications Corp; module name is Tumbleweed Secure Mail™ Security Kernel; module type is Software; validation date is 10/08/2002; status is Historical, verified against its source on 2026-08-05.

Certificate number: 258 verified
Vendor: Tumbleweed Communications Corp. verified
Module name: Tumbleweed Secure Mail™ Security Kernel verified
Module type: Software verified
Validation date: 10/08/2002 verified
Status: Historical verified
Standard: FIPS 140-1 verified

Sourcecsrc.nist.gov

Verified2026-08-05

Review by2026-09-04

DatasetFIPS 140 validated cryptographic modules: active, historical or revoked

What the source says

258 | Tumbleweed Communications Corp. | Tumbleweed Secure Mail™ Security Kernel | Software | 10/08/2002 | Historical |

— csrc.nist.gov, retrieved 2026-08-05

Source

csrc.nist.govhttps://csrc.nist.gov/Projects/cryptographic-module-validation-program/validated-modules/Search?SearchMode=Advanced&Standard=140-1&CertificateStatus=Historical&ValidationYear=0

Last verified against source: 2026-08-05. Due for re-check by 2026-09-04. This page as Markdown · OKF bundle · full dataset as JSON.