IBM® z/OS® Version 2 Release 4 ICSF PKCS #11 Cryptographic Module
IBM Corporation - FIPS 140 #4591
ICSF is a software element of z/OS that works with hardware cryptographic features and the Security Server (RACF) to provide secure, high-speed cryptographic services in the z/OS environment. ICSF, which runs as a started task, provides the application programming interfaces by which applications request the cryptographic services.
Key facts
- Scheme
- FIPS 140
- Certificate
- 4591
- Standard
- FIPS 140-2
- Security level
- Level 1
- Status
- historical
- Vendor
- IBM Corporation
- Module type
- Software-Hybrid
- Embodiment
- Multi-Chip Stand Alone
- Lab
- atsec information security corporation
- First validated
- September 11, 2023
- Versions
- COP chips integrated within processor unit [1] and COP chips integrated within processor unit and P/N 02WN654-N37880 (Low Power) [2]; Feature 3863 (aka FC3863) with System Driver Level 41C [1], and Feature 3863 (aka FC3863) with System Driver Level 41C and CCA 7.0.68z [2]; ICSF level HCR77D0 with APAR OA63132
- Caveat
- When operated in FIPS mode with module IBM(R) z/OS(R) Version 2 Release 4 Security Server RACF(R) Signature Verification Module validated to FIPS 140-2 under Cert. #2691 operating in FIPS mode
Algorithms
- AES
- DRBG
- DSA
- ECDSA
- HMAC
- KAS-SSC
- KTS
- RSA
- SHS
- Triple-DES
Algorithm families of the CAVP certificates listed for this module, plus post-quantum algorithms named in its documents.
CVEs that may affect this product
sec-certs has not matched any CVE to this certificate. That is not proof the product is unaffected.
Related CVEs and certificate references are automated matches by sec-certs, not reviewed by humans: treat them as "may be affected" and verify before acting.
Certificates it builds on
- 2691
Certificate ids found in this certificate's documents (automated extraction).
Documents and sources
Source: sec-certs.org (CRoCS, Masaryk University), from NIST CMVP and the Common Criteria Portal - dataset of September 21, 2026 - synced October 15, 2026
Check certifications from your AI assistant
The Security Certifications Explorer answers FIPS 140-3 and Common Criteria questions directly inside Claude, ChatGPT, or any MCP assistant, and links each certificate to the CVEs that may affect it.
Add the certifications brain