This release includes security enhancements and bug fixes

Since Java SE 6u21 includes version 17.0 of the Java HotSpot Virtual Machine with improvements to overall quality and features such as compressed object pointers, escape analysis-based optimization, code cache management, the Concurrent Mark-Sweep garbage collector and its successor, the Garbage First (G1) garbage collector.

What Java Do I Need? You must have a copy of the JRE (Java Runtime Environment) on your system to run Caché Monitor. So, download the latest version from here.