CoSign
CoSign, from ARX (Algorithmic Research), holds FIPS 140-2 certificate #887 at overall level 3. 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 | 887 |
|---|---|
| Standard | FIPS 140-2 |
| Status | historical |
| Overall level | 3 |
| Module type | Hardware |
| Embodiment | Multi-chip standalone |
| Vendor | ARX (Algorithmic Research) · website |
| Hardware versions | 4.0 |
| Firmware versions | 4.3 |
Module description
Quoted from the NIST CMVP entry for this certificate.
CoSign is a digital signature appliance that is connected to the organizational network and manages all signature keys and certificates of organizationÆs end-users. End-users will connect securely to CoSign from their PC for the purpose of signing documents and data.
Approved algorithms (6)
| Algorithm | CAVP certificates |
|---|---|
| HMAC | 241 |
| RNG | 265 |
| RSA | 227 |
| SHS | 554, 586 |
| Triple-DES | 498, 523 |
| Triple-DES MAC | vendor affirmed |
Other algorithms
MD5; RSA (key wrapping; key establishment methodology provides 80 bits of encryption strength; non-compliant)
Validation history
| Date | Type | Lab |
|---|---|---|
| 2008-01-07 | Initial | CYGNACOM SOLUTIONS INC |
| 2008-03-07 | Update | |
| 2009-10-02 | 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: 2008-01-07, 2008-03-07, 2009-10-02