New Virex beta available mactech 23 years ago McAfee has posted Virex 7.0b3 for Mac OS X, as noted by VersionTracker, a new public beta of the anti-virus software. Share this: McAfee releases Virex 7.5 betaApril 8, 2004virexOctober virus definitions postedOctober 1, 2002virusdefsVirex Virus Definitions for December/January postedDecember 22, 200112221405