On Wednesday, an exploit code allowing someone to attack the domain name system (DNS) became available. No one has yet used the code, but the advice is simple: Patch. Now. While most of the burden is on the Domain Name System servers and the various systems that support them, the nature of the flaw is such that desktop clients also need to patch their software as well.
First, to determine whether your DNS system is vulnerable, use either of these tests:
Dan Kaminsky DNS Operations, Analysis, and Research Center
If the test returns a message similar to "Your name … Read more