Enterprise security

Unmatched integrated security to protect your most critical information workloads and assets

If you are a System z customer (or their authorized representative), follow the steps described on this page to obtain access to the System z Security Portal for System z Security/Integrity APAR information (currently z/OS and z/VM).

The System z Security Portal is intended to help you stay current with security and system integrity fixes by providing current patch data and now also provides Associated Common Vulnerability Scoring System (CVSS) V2 ratings for new APARs.

To obtain access to the System z Security Portal, send us an email by pressing the following button and provide the customer name, your name and Resource Link ID

IBM will then verify that you are a System z customer or their authorized representative.

By accessing the System z Security Portal you agree the information contained in it is IBM Confidential, provided AS IS, may be used by you for internal purposes only and may not be disclosed to any third party without IBM's prior written consent.

If you do not agree to these conditions, you may not access the System z Security Portal.

Please ensure that you update all of your System z products to a supported version. Security and integrity fixes are generally only issued for supported versions of System z products.

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IBM provides world-class IBM mainframe technology to help today's enterprises respond quickly to evolving business conditions and with extreme flexibility. From automation to advanced virtualization technologies and open industry standards, IBM mainframes help deliver competitive advantages for enterprises contributing and succeeding on a smarter planet.

Operating Systems

IBM System z supports multiple operation systems:


IBM's technology, solutions and industry expertise can help you find the competitive edge with a sharper understanding of your customers. Our System z solutions combine the foundation of IBM hardware, software and middleware with flexible financing and packaging options to help your business meet and overcome the challenges of doing business in the on demand world. IBM can help you develop a customer-centric view—and assist you in delivering the right solution and the right products.

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