Third Brigade announced that customers that have deployed Deep Security, its advanced <A HREF="http://www.prweb.com/releases/2005/12/prweb322436.htm">Host Intrusion Prevention System,</A> are protected from attacks that could exploit multiple new Internet Explorer software vulnerabilities disclosed in the December Microsoft security bulletin. Two of the four vulnerabilities in Internet Explorer are rated as critical. These vulnerabilities are part of the Microsoft Security Bulletin MS05-054. An attacker who successfully exploited these critical vulnerabilities could take complete control of an affected system. An attacker could then install programs, view, change or delete data, or create new accounts with full user rights.