cache poisoning

ICANN releases FAQ, tools, and patch for Cache Poisoning Issue

ICANN ICANN is raising awareness of a recently discovered vulnerability in the domain name system (DNS). This includes releasing an FAQ and an online tool for domain operators to test their domains.
Due to the distributed nature of the DNS, no one organization can implement a fix for this vulnerability. It requires the cooperation of all name server operators and DNS software vendors. However, ICANN sees an important goal in spreading awareness of the need to update Internet infrastructure to cope with the threat. The organization has been undertaking significant outreach efforts to top-level domain operators to advise them on the issue. It has also prepared an FAQ and online domain testing tool to raise awareness of the problem, and to encourage network operators to rectify or update their servers.

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