DHS Releases Conficker/Downadup Computer Worm Detection Tool

The Department of Homeland Security (DHS) announced on Monday the release of a DHS-developed detection tool that can be used by the federal government, commercial vendors, state and local governments, and critical infrastructure owners and operators to scan their networks for the Conficker/Downadup computer worm. According to the DHS The department’s United States Computer Emergency Readiness Team […]

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Roll Your Own Captive Portal

A lot of businesses these days, especially small cafes, coffeee shops and restaurants, offer free WIFI services to their customers. The problem is, many of these wireless devices are left wide open and unsecured because customers and business owners do not want to deal with the hassle of locked down services. An alternative is to sign […]

The Conficker Worm and Countermeasures

On November 6, 2008, security researchers at Microsoft Corp. warned of a significant increase in the exploits of a Windows bug that it supposedly patched with an emergency fix in October 2008. This confirmed earlier reports by Symantec Corp. The new attacks, dubbed “Conficker.a” by Microsoft and “Downadup” by Symantec, and other names, exploits a vulnerability in the […]