Applet Security
Introduction
Making a software online and public is the easiest way to spread a software around the world. Just upload it in a very popular FTP or WWW site, and announce it in widely-read news groups or discussion lists, your program might have a download rate of all times a public software can have. How powerful is this? It is this feature that attracts many productive and respective programmers as well as ill-minded ones.
Sun's solution to client/server programming over open and distributed networks was Java applets with many restrictions aimed on different security problems.