Introduction - If you have any usage issues, please Google them yourself
provide high-quality data protection to prevent unauthorized data disclosure and was not aware of the changes; have very high complexity, and makes deciphering the overhead may exceed the benefits, at the same time easy to understand and master; DES password security system should not depend on secrecy algorithm, the security of the encryption key only confidential basis. the realization of economic, operational, effective and applicable to many different applications.