Java 7.55 addresses many security issues, but staying informed will help you stay safe. Security issues: Some computer security experts have raised warning flags about vulnerabilities in Java and its components. Now with JavaFX: Java version 7 Update 55 includes JavaFX, the latest software platform and the new standard for Java-rich Internet applications (RIAs).
Up-to-date Java libraries and components keep your content fresh.
You probably need it: Lots of Web sites and programs depend on Java to run. Java SE Version 7 Update 55 addresses 37 security vulnerabilities.
It includes the Java plug-in for Web browsers and Java Web Start for deploying standalone apps written in Java over the Internet or other networks. Java Standard Edition (SE) is a free software bundle that provides the Java Runtime Environment and the libraries and components you need to display a wide range of programs and Web content on 32-bit Windows PCs.