I have several Hotmail accounts.  On my business account i am unable to login. 
First it told me that the email or password was incorrect, which i was quite certain it was NOT...
...so i then did a password reset using a secondary hotmail account, and the reset seemed to work, but will still not let me login to that account.
It keeps telling me that the account is temporarily locked, and just wants me to keep resetting the password.