Tuesday, Comcast announced a public trial that any Comcast cable Internet access user can participate in. And a year from now, DNSSEC validation will be rolled out throughout all of Comcast's DNS resolvers. Comcast will also be signing all of the domains it hosts, including comcast.com, comcast.net, and xfinity.com. The DNSSEC extensions to the DNS protocol make it possible for a validating ...
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