IBM PCIe Cryptographic Coprocessor

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Product support

IBM PCIe Cryptographic Coprocessor customers should use these product support pages as a primary source of information concerning the coprocessor. Customers should bookmark the PCIe Coprocessor home page and return there from time to time for updated information. The right side of the page often carries information of special interest to customers.

Where to obtain support

IBM offers the IBM PCIe Cryptographic Coprocessor technology as a machine type-model (4765-001) for the IBM System x™ ServerProven models. IBM also offers this technology as as a feature-product for the IBM System z™ and IBM Power Systems™. Hardware and software support for the products depends on how you obtained the product from IBM.

      System / product Hardware support       Software support
IBM System z, CEX3C and CEX4S features, ICSF, TKE System z support IBM z/OS® support or IBM support for Linux on System z
IBM Power Systems, (FC 4807, FC 4808, FC 4809) Power Systems support IBM AIX® support, IBM i® support
IBM System x ServerProven models for 4765-001 Via this website * Via this website *

* If you have questions about the IBM 4765 PCIe Cryptographic Coprocessor for System x, or need support for the 4765, contact the Crypto team.

To avoid delays, please provide the following information in your e-mail:

News for current customers


New product release for IBM 4765 now available on IBM ServerProven System x servers, effective August 2015.

New product release CCA 5.0 for Linux on IBM z Systems™ now available effective July 2015. See Overview page for additional information.

IBM PureFlex™ customers can purchase an IBM 4765 as an add-on feature as of September 10, 2013. See CCA Release 4.3.5 for more information.

New product release CCA 4.4.20 for IBM 4765 now available on IBM AIX operating system effective May 2014. See Library page for additional information.

As of February 19, 2013, the 4765 hardware security module (HSM) is validated to meet the MEPS (Méthode d'Évaluation des Produits Securitaire "bancaires") approval scheme used by Cartes Bancaires (CB) banking ecosystem. This standards certification allows the 4765 HSM to be used by CB member banks on their dedicated payment networks.

Important notice to ECC users: This release contains important security-related changes for ECC users. See Release 4.3.4 information for details.

Effective December 2011, new add-on features are being offered for the IBM 4765 on System x to support additional operating systems. See the IBM 4765 software updates page.

On System z, the coprocessor is available as Crypto Express3 and is also available for Linux.