Enterprise security

Unmatched integrated security to protect your most critical data

Data security starts with the world’s most secure server for business

IBM z Systems offers a rich set of built-in enterprise security capabilities to help you simplify and improve a complex set of operational security processes. The IBM mainframe is designed for the highest level of data security for commercial server platforms.

z13 system design: The most powerful, flexible & secure platform


IBM z Systems data security solutions

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Infrastructure matters. Businesses turn to the IBM mainframe for unmatched security, operational efficiency, speed, seamless scale, and lower cost per transaction. The IBM z System, the world’s premier data and transaction engine, is enabled for mobile, integrates transactions and analytics, and delivers efficient and trusted clouds.


IBM's technology, solutions and industry expertise can help you find the competitive edge with a sharper understanding of your customers. Our z Systems 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.

Operating systems

IBM z Systems servers are supported by a multitude of operating systems, such as z/OS, z/VSE, z/TPF, Linux on z Systems and the z/VM hypervisor.

Related links

Consolidating security across platforms with IBM System z (PDF, 1,53MB)
Organizations that rely on mainframes to run critical applications should consider using the mainframe as an enterprise security hub.

Considerations for making Systemz your ESB deployment platform (PDF, 707KB)
By Nick Burling, Andrea Greggo, Carl Wohlers and Elena Wood, IBMSoftware Group; and Paul DiMarzio and Bill Jones.

How secure is your enterprise System?
Check out the numbers and what they mean for your business.

IBM zEnterprise System – Network Security (PDF, 707KB)
This paper describes why, for many customers, traditional network firewalls will not be required for their network traffic associated with multi-tier application workloads within a zEnterprise Ensemble.

IBM zEnterprise Unified Resource Manager
Get actionable insight with security intelligence for mainframe environments

IDC white paper (PDF, 707KB)
Learn how you can centralize more servers, workloads, applications and data on IBM System z

Linux consolidation (US)
Consolidating your workloads on IBM System z can help lower your IT costs

What's best for your business? (US)
Compare virtualization alternatives: Get the most out of your IT investment with z/VM