Our age is called information age which shows the importance of any kind of data. Because of this one should protect their (digital) data to prevent non-wanted entities accessing them.This is a permanent problem of enterprises and private persons as well. The technical prerequisites are given...

The communication protocols used on the internet are plaintext based. Even the usernames and corresponding passwords can be eavesdropped easily. Because of the continuous competition in business life enterprises may want (or better to say: should) improve the security of their data security...