has acquired the antispam technology SpamKiller and plans to add it to's line of managed security solutions. SpamKiller filters messages from POP or Messaging API (MAPI) email accounts to remove junk mail, hoaxes, foreign-language messages, and other mailbox clutter. The creator of SpamKiller, Thor Ivar Ekle, is joining to lead future development of the antispam product line. plans to make a version of SpamKiller available in second quarter 2002.