Network Security Authentication is the process through which the identity of a computer of network user is verified. A password is a form of authentication. Passwords allow users access to the network. There are a number of problems with passwords. They must be regularly changed.
Users give their password to other co-workers to use.
Users create guessable passwords. One user many have more than one password to do their daily work. User put their passwords in an open area where others can see. Users should use uncommon or unfamiliar names. Users should use letters with numbers and characters when creating their passwords.