"I found this information on bcferries.com:
Very weak Weak Medium Strong Very strong password.strength.unsafepwd Too short Use %d - %m characters with a mix of any 3 [upper case letters, lower case letters, numbers & symbols] 8 32 Password must be more than eight characters and contain a mix of any three of the following: upper case letters, numbers and symbols. Password must be less than 32 characters and contain a mix of any three of ... "
So you may want to watch for password protected websites...