By force expiring all passwords, every network user will be required to change their password at next login. This is a good method to reset all passwords if you suspect some have been obtained maliciously.
A password is a word or string of characters used for user authentication to prove identity or access approval to gain access to a resource (example: an access code is a type of password), which is to be kept secret from those not allowed access.
The use of passwords is known to be ancient. Sentries would challenge those wishing to enter an area or approaching it to supply a password or watchword, and would only allow …