IBM Power Systems™ servers and AIX® 6.1, IBM's latest version of a UNIX® operating system (OS), deliver dependable hardware and software security features. Effective system and network security policies depend not just on hardware components you can rely on, but also operating system technologies that serve as building blocks for the applications that control users' access.

With the advanced authentication, accountability, administration and encryption capabilities of the Power Systems platform and the AIX OS, you can set system-wide security policies that meet the needs of your organization along with controls that are configurable on a user-by-user basis.

AIX 6.1 includes new support for security including Role Based Access Control, Multi-level security, enhancements to the AIX Security Expert and many other features designed to improve the security of your AIX systems.

Security alerts

Receive the latest security notices, software fixes and maintenance release information, including installation tips, PTFs in error, high-impact advisories and microcode updates.

To report a security vulnerability please send an email to Please encrypt sensitive email using our PGP key. You can obtain the key by using a public key server or clicking here (TXT, 3KB) . The PGP key has the following properties:

Key ID = 0x28BFAA12
Key fingerprint = 2A0A D33E 6E0A BAD6 F77B EC2C E1F9 9DF8 28BF AA12

AIX Security Advisories and Interim Fixes Sign Verification

Security Vulnerability Advisories and Interim Fixes are signed. Each Advisory includes instructions on how-to sign verify the Advisory and any Interim Fixes associated with the Advisory. A public key is required to perform the Verification process. You can obtain the OpenSSL key by using a public key by clicking here (TXT, 1KB) .

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Browse Power Systems

Next generation applications for big data and analytics and cognitive computing are providing unprecedented insights into opportunities, threats and efficiencies. IBM Power Systems is at the forefront of delivering solutions to gain faster insights from analyzing both structured information and unstructured big data. With the secure, flexible and open platform of IBM Power Systems plus solutions and software, organizations can outpace their competitors by delivering faster services, providing differentiated offerings and turning operational cost into investment opportunity.

To draw insights and make better decisions, businesses rely on the secure, flexible and open platform of IBM Power Systems. Built with the first processor designed for big data workloads, the design of Power Systems combines the computing power, memory bandwidth and I/O in ways that are easier to consume and manage, building on strong resiliency, availability and security.

IBM Power Systems deliver flexibility and choice of operating systems to enable your business to support the next generation applications for big data and analytics and cognitive computing that are transforming how organizations work today. Whether running 1, 2, or all 3 - coupled with PowerVM, they maximize the benefit of Power Systems in your business.

Transform your business with Systems Software that enables virtualization, high availability, flexibility, security and compliance on Power Systems™. IBM’s integrated approach to developing Systems and Systems Software together delivers optimized results with Power Systems.

As an open innovation platform, Power Systems is optimized for big data and analytics performance and to deliver scale-out economics and security for the cloud. IBM and IBM Business Partner solutions exploit key capabilities in IBM Power Systems.

Over the last five years thousands of clients have migrated to IBM Power Systems for choice and flexibility. Learn how Power Systems has helped them revolutionise the way IT is developed and delivered, optimise for big data and analytics, and support private, public and hybrid offerings for scale-out or scale-up implementations all while improving business performance, reducing risk, and establishing a platform for growth.

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