IBM CICS Transaction Server for z/OS

A powerful, mixed-language application server that runs on IBM z/OS®

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Overview

IBM CICS® Transaction Server, often called CICS, is a world-class, secure, powerful, scalable, mixed-language application server platform used for hosting your transactional enterprise applications in a hybrid architecture. It provides an environment to host applications offering services to address concerns like security, transactionality or data exchange between new and existing applications. CICS can provide these services to applications composed of components written in different programming languages allowing for modernization using languages that best fit your developers’ skills and your business’s needs.

Upgrading to the newest release Updates and enhancements for CICS
Security

Robust controls to secure transactions, resources and networks in tandem with your z/OS security manager and compliance authority.

Scalablity

Applications that efficiently scale and prioritize workloads that deliver the full potential of your IBM Z and z/OS sysplex to meet your enterprise needs.

Flexibility

A choice of familiar languages ​​and frameworks to integrate and modernize your IBM Z applications and data.

High performance

Provides an optimized architecture capable of handling millions of transactions with reduced latency and optimized resource usage for robust enterprise transaction processing and SLA compliance.

Features

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Modernize experiences of CICS applications

Unlock access to CICS apps with API enablement, messaging, event streams and AI.

Increase business agility with CICS Transaction Server
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Use enterprise Java® APIs

Java 11, Jakarta 9 and Eclipse MicroProfile 5 give you a solid foundation for Java components.

Get started with Java in CICS
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Enhanced developer productivity

Automate how you build and deploy with Maven, Gradle, Ansible and CICS Transaction Server resource builder.

Developer experience features
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Improved security and compliance management

Strengthen security through the network layers with Transport Layer Security (TLS) 1.3, solve sysplex-wide security issues and automate evidence for compliance.

Transport Layer Security
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Reduced cost of management

Continuous release of system management features that include new policies, resource overrides, monitoring and diagnostics to better manage CICS regions.

System management features
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Application integration with CICS Transaction Gateway

CICS Transaction Gateway (CICS TG) serves as a high-performance, secure connector that enables various client applications to access and interact with CICS Transaction Server. It facilitates integration between different platforms and CICS TS, allowing for seamless transaction processing.

Explore CICS TG
Portrait of working female industry technical worker or engineer woman working in an industrial manufacturing factory company.
Modernize experiences of CICS applications

Unlock access to CICS apps with API enablement, messaging, event streams and AI.

Increase business agility with CICS Transaction Server
Glasses, coding and reflection with business man reading software development analytics, database and system
Use enterprise Java® APIs

Java 11, Jakarta 9 and Eclipse MicroProfile 5 give you a solid foundation for Java components.

Get started with Java in CICS
Business man coding in a Laptop with a screen.
Enhanced developer productivity

Automate how you build and deploy with Maven, Gradle, Ansible and CICS Transaction Server resource builder.

Developer experience features
woman silhouette looking at a big screen
Improved security and compliance management

Strengthen security through the network layers with Transport Layer Security (TLS) 1.3, solve sysplex-wide security issues and automate evidence for compliance.

Transport Layer Security
Electric car design software on computer screen show simulation blueprint brisk
Reduced cost of management

Continuous release of system management features that include new policies, resource overrides, monitoring and diagnostics to better manage CICS regions.

System management features
Young Programmer Coding At Desk
Application integration with CICS Transaction Gateway

CICS Transaction Gateway (CICS TG) serves as a high-performance, secure connector that enables various client applications to access and interact with CICS Transaction Server. It facilitates integration between different platforms and CICS TS, allowing for seamless transaction processing.

Explore CICS TG
Compare editions

Whether you want to try out the new features of CICS Transaction Server for the first time or set up a production system, IBM provides an edition to suit your needs.

Download the open beta to get early access to new capabilities
Editions Developer trial

Try CICS in your environment for free today with world-class IBM support.

Obtain from Shopz
MLC

A licensed, full-function product for enterprise clients’ production use with world-class IBM support.

VUE

A licensed, full-function product for production use on new workloads with world-class IBM support.

Licensing options

No charge

Monthly license charge

One-time charge

Task capacity

Maximum 30 user tasks

Unlimited number of tasks

Unlimited number of tasks

Product expiration date

Expires 90 days after ordering

No expiration

No expiration

Usage

Non-production use only

Production use

Production use

IBM Software Subscription and Support (S&S)

Severity 3 and 4 only

*Prices shown are indicative, may vary by country, exclude any applicable taxes and duties, and are subject to product offering availability in a locale.

Technical details

Before you can install CICS Transaction Server for z/OS, there are some preparation steps to do, such as:

  • choosing the distribution package
  • checking system requirements
  • finding CICS Explore
See all the prerequisites

Scenarios

Atom feeds

CICS can expose files as Atom feeds so that external parties can read and update the contents of the files. Event processing can monitor any changes made to the files.

Running existing apps on open TCBs

Threadsafe capabilities of CICS Transaction Server for z/OS could enable you to run more of your existing applications on open TCBs without changing their code.

Related products

IBM Z Security and Compliance Center

A browser-based application to automate evidence collection of compliance-relevant facts from IBM Z platforms.

IBM z/OS Connect

Truly RESTful APIs to and from your IBM Z mainframe.

IBM CICS Performance Analyzer for z/OS

Gain insight with comprehensive analysis and flexible reporting.

IBM Developer for z/OS

A comprehensive, robust toolset for developing z/OS applications.

Take the next step

Discover IBM CICS Transaction Server. Schedule a no-cost 30-minute meeting with an IBM Z representative.

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