The JavaScript Source: Password Protection: Virgenere Encryption

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Password Protection

Virgenere Encryption

A fine example of the classic virgenere script and is nearly impossible to decode, even when using frequency analysis. This script is also entertaining since you can actually see the encryption taking place.

The JavaScript Source: Password Protection: Virgenere Encryption
Simply click inside the window below, use your cursor to highlight the script, and copy (type Control-c or Apple-c) the script into a new file in your text editor (such as Note Pad or Simple Text) and save (Control-s or Apple-s). The script is yours!!!

  <HEAD> <SCRIPT LANGUAGE="JavaScript">      </script> </HEAD>  <BODY> <center> <form name="inputo"> <textarea name=written rows=12 cols=40>Type message to encode here</textarea> <br> Code Phrase:<input type=text name=codeWord value="code phrase here"> <input type=button value="Encode" onClick="preTime(codeWord.value,written.value, 0);"> <input type=button value="Decode" onClick="preTime(codeWord.value,written.value, 1);"> </form> </center> <p><center> <font face="arial, helvetica" size="-2">Free JavaScripts provided<br> by <a href="http://javascriptsource.com">The JavaScript Source</a></font> </center><p> 
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