Protecting your network from the blended threat. Each week vnunet.com asks a different expert to give their views on recent virus and security issues, with advice, warnings and information on the latest threats. This week Jack Clark, of the Avert Laboratory, Network Associates, suggests ways to protect systems from blended virus attacks. The recent Bugbear.b outbreak provided the most recent high-profile illustration of the speed and virulence of today’s security threats. The variant managed to cause more damage in a day than its predecessor managed in three days, striking in over 100 countries worldwide and receiving a high-risk assessment from all the major antivirus vendors. But how can IT managers defend their environment against these increasingly sophisticated threats? And what levels of protection are becoming ‘must haves’ for ensuring that the security of the corporate network is not compromised? Along with Slammer, Code Red and Nimda, Bugbear is one of a new generation of viral threats that uses several methods to seek out vulnerabilities in networks to allow them to spread more rapidly. Full Story
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