Slideshow: How DNS cache poisoning works
Tips to thwart DNS cache-poisoning attacks
There has been a long history of attackson the DNS ranging from brute-force denial-of-service attacks to targeted attacks requiring specialized software. In July 2008 a new DNS cache-poisoning attack was unveiled that is considered especially dangerous because it does not require substantial bandwidth or processor resources nor does it require sophisticated techniques. Let's take a look at how DNS cache poisoning works and what can be done to prevent it.
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