With the last update your system received additional protection against 446 new viruses. Among these are the following:
Win32.Virut.GEN
Worm.Mail.Win32.Zhelatin.gh
Adware.Win32.Agent.nrv
Trojan.PSW.Win32.OnlineGames.djr
Trojan.DL.Win32.Agent.gt
Trojan.PSW.Win32.OnlineGames.djs
Trojan.PSW.Win32.OnlineGames.djt
Trojan.PSW.Win32.OnlineGames.dju
Trojan.IMMSG.Win32.TBMSG.if
Trojan.PSW.Win32.Shanda.p
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