Certain characters are not allowed for usernames and passwords. These characters can be used in place of other characters in the password or username. Example: The password "password" can be accessed by typing "pa'sword" or "pass'''d".
The list of invalid characters are as follows:
commas [,]
quotation marks single or double [", ']
question marks [?]
percentage symbols [%]
tildes [~]
pounds [#]
ampersands [&]
at symbols [@]
Article ID: 594, Created: September 9, 2001 at 5:00 PM, Modified: April 7, 2008 at 10:45 AM