JaVi is a Java implementation of the Vigenere algorithm for cryptography
Editor: Java Vigenere is a java implementation which works with client applet. It uses abstract window tool kit(AWT) and works as a browser Independent application. It is used to calculate the key strength by giving phrase as a parameter. It Encrypt and Decrypt the phrase and display them. Users are allowed to reset the key, on /off visible key and evaluation key.

At this time it works within a Java applet (JaVi2Applet.java) and there is also the standalone version (requires the JDK or JRE). Its built using the Java AWT and it should work on almost any browser. you can free download JaVi 1.01 now.