Virtual Hosting and security

 Hi all, I know this is a quite common subject but I didn't find any ultimate answer. In a shared hosting environment, how can I prevent clientX to read files from clientY ? -  java.policy doesn't cover this. If I use grant codeBase 'file:/...' or 'http://', it doesn't work. - can I override Sec

Virtual Hosting and security

 Hi all, I know this is a quite common subject but I didn't find any ultimate answer. In a shared hosting environment, how can I prevent clientX to read files from clientY ? -  java.policy doesn't cover this. If I use grant codeBase 'file:/...' or 'http://', it doesn't work. - can I override Secur