Changing your password

First, no, this is not my password.  But I’m sure everyone has been through this before.  You type in your password, and it doesn’t work.  You’ve used this password a thousand times before with no issues, but it doesn’t work this time.  So you try again, it still doesn’t work.  Fine, you curse the computer gods and go through the process to change your password, typing in the same password you had before.  And then the cursed machine tells you that you can’t use that password, because it’s the same as your previous password…