Spam Nullifier will eliminate junk e-mail spam, viruses, tojans and spyware. Works with POP3 & IMAP. Discover the safe way to stop unwanted viruses and spam e-mails before they get to your computer. It filters the messages using multiple criteria like spam words, friend list, blocked list, and state of the art algorithm rules. Your account passwords are encrypted by a powerful encryption technique, so its too difficult for anyone to hack.