A frame in the company, what does this kind of thing do?

A framework in the company, what this class is used for.
http://my.csdn.net/xiachao2008/code/detail/9121
In fact, in the notes of this file, the name is decrypted and encrypted.
In fact, I want to ask, is he this class, is a what principle of encryption, or this class, what other "special purpose".
So from the source to take out, ask the forum of experts.

------Solution--------------------
public static $k 2 = ' ixudi41yt%p ';p ublic static $k = ' 83sfl^ou6ak ';

Do you also offer? haha ...

This is an encryption class. When you want to encrypt and decrypt the call ... As for DES, let's see for myself.
is actually the implementation of the DES algorithm encryption class ...

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