Chicago Internet Security Guide
and Freeware Security Downloads

 

Java Guide

Java is a powerful scripting language which requires regular updating.

Java is widely used on the web, and most file sharing applications (P2P) require Java.

Security vulnerabilities in outdated Java can allow attackers to wreak havoc on your operating system.

See the page on Virtumonde Removal, it contains some important information regarding outdated Java and increased chances for Virtumonde infection.

Whether or not you enable Java on your computer is something you decide based on your internet use habits.

When a program requires Java, you should make sure you have the latest version installed before you install the program which requires Java.

Most programs that require Java also have a built in Java installer, in case you don't have Java installed.

If Java is installed by a program, you should immediately check if the newly installed Java version is outdated, and update if needed.

 

Sun Java

There is a Java Runtime Environment, and there is a browser plugin.

You can check your Java version by visiting Sun Microsystems (use Quick Link), and/or you can download Java below:

Download Java Runtime

 

Download Java browser plugin

 

Sun Java v. Microsoft

There was a lawsuit between between Microsoft and Sun Microsystems, conditions of the settlement were that Microsoft stop producing it's own version of javascript, and that the MS virtual java machine is no longer distributed by Microsoft. Information on that lawsuit is here.

Windows XP Service Pack 1 and above removes the MS virtual java machine from your computer.

There is at least one site which still offers downloads of the old MS Java.

Do NOT use the MS Virtual Java Machine under any circumstances.

 

 

For further information about Java, use the FAQ/Glossary.

 

 

 

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