Monthly Archives: October 2011

Encryption and authentication may be used to protect data stored in computers. Many computer systems encrypt passwords in a one-way fashion for storage in the computer memory. When a user signs on the computer and enters the password, it is encrypted and compared … Continue reading →

The basic DES algorithm can be used for both data encryption and data authentication.Here we will look into the Encryption aspect. I will follow another post with authentication.. Data Encryption: It is easy to see how the DES may be … Continue reading →