Windows Vista Enhanced Cryptographic Provider (RSAENH)
Windows Vista Enhanced Cryptographic Provider (RSAENH), from Microsoft Corporation, holds FIPS 140-2 certificate #893 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 with Code Integrity (ci.dll) validated to FIPS 140-2 under Cert. #890 operating in FIPS mode
Certificate
| Certificate number | 893 |
|---|---|
| Standard | FIPS 140-2 |
| Status | historical |
| Overall level | 1 |
| Module type | Software |
| Embodiment | Multi-chip standalone |
| Vendor | Microsoft Corporation · website |
| Software versions | 6.0.6000.16386 |
Module description
Quoted from the NIST CMVP entry for this certificate.
RSAENH encapsulates several different cryptographic algorithms in an easy-to-use cryptographic module accessible via the Microsoft CryptoAPI. Developers dynamically link the Microsoft RSAENH module into their applications to provide FIPS 140-2 compliant cryptographic support.
Approved algorithms (6)
Other algorithms
DES; MD2; MD4; MD5; RC2; RC4; RSA (key wrapping; key establishment methodology provides between 112 and 150 bits of encryption strength; non-compliant less than 112 bits of encryption strength)
Tested configurations
- Microsoft Windows Vista Ultimate Edition (x64 version) (single-user mode)
- Microsoft Windows Vista Ultimate Edition (x86 Version)
Validation history
| Date | Type | Lab |
|---|---|---|
| 2008-01-10 | Initial | SAIC-VA |
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: 2008-01-10