Quote Originally Posted by Rogue3x View Post
I should be more clear I guess. My brother was at work, his computer is sitting next to me not being used. I changed his password from my Tablet and watched his character log off from my pc and watch him log back on again even after the password change.

No one has touched his pc to type in the new password so I know they aren't getting it from a keylogger on his system (which is clean BTW I ran multiple scans with different programs).
Perhaps it's your tablet that's compromised?