Sigaba Gateway
Sigaba Gateway, from Proofpoint Inc., holds FIPS 140-1 certificate #232 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.
Caveat: When operated in FIPS mode
Certificate
| Certificate number | 232 |
|---|---|
| Standard | FIPS 140-1 |
| Status | historical |
| Overall level | 1 |
| Module type | Software |
| Embodiment | Multi-chip standalone |
| Vendor | Proofpoint Inc. · website |
| Software versions | 3.0.20-FIPS |
Module description
Quoted from the NIST CMVP entry for this certificate.
Sigaba Gateway ensures the confidentiality, integrity and authenticity of all email sent over the Internet. Sigaba Gateway resides between an organization's email server and firewall. It encrypts outbound messages and decrypts inbound messages based on organization-defined policies. It uses a key server to retrieve a unique key to individually encrypt each outgoing message and decrypt each incoming message. The Sigaba Gateway works with any authentication mechanism.
Security level exceptions
- Operating System Security: Tested as meeting Level 1 with Microsoft Windows NT4 SP6 (single user mode)
Approved algorithms (4)
Other algorithms
AES; MD5; Diffie-Hellman (key agreement)
Validation history
| Date | Type | Lab |
|---|---|---|
| 2002-06-19 | Initial | SAIC-VA |
| 2002-07-18 | Update |
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: 2002-06-19, 2002-07-18