POPFile supports MSN authentication. See the manual section on Secure Password Authentication.
If you have Yahoo POP3 access you should be able to set up your yahoo account like a usual POP3 account.
If you are looking for information on Yahoo or Hotmail webmail then look at the answer to the FAQ, “ Can I use POPFile with Yahoo or Hotmail webmail? ”
Should you find anything in the documentation that is incomplete, unclear, outdated or just plain wrong, please let us know and leave a note in the Documentation Forum.