IBM CICS

IBM CICS (Customer Information Control System) is a powerful transaction processing monitor that manages and executes thousands of transactions per second on IBM mainframes. It provides an environment for business applications, primarily written in COBOL, PL/I, and Java, to run reliably,…

Key facts

First appeared
1968
Category
technology
Problem solved
CICS was created to address the critical need for a robust, high-performance, and reliable online transaction processing system for businesses. Before CICS, online interactions were largely custom-coded, inefficient, resource-intensive, and lacked standardized mechanisms for managing multiple users, data integrity, and recovery after failures.
Platforms
IBM z/OS (mainframes), IBM z/VM, HP-UX, IBM z/VSE, IBM AIX, Oracle Solaris, Microsoft Windows

Related technologies

Notable users

  • Airline Reservation Systems (e.g., Sabre, Amadeus)
  • Insurance Companies (e.g., AIG, Allianz)
  • Government Agencies (e.g., social security, tax authorities)
  • Major Global Banks (e.g., JPMorgan Chase, Bank of America, HSBC)
  • Large Retailers