It seems that the security market is so beneficial like a hot cake feasting, many big companies (e.g. Microsoft) want to join this feasting too, IBM is (again) the latest player to come, they use BitDefender engine not their own technologies. ;D
http://www.m2.com/m2/web/story.php/200600E07DD78D5B65328025722F0027C6B6
http://www.thechannelshow.com/ChannelNews/ProductNews2040.htm