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{{Use American English|date=January 2018}}

{{Use mdy dates|date=January 2018}}

'''DNS Certification Authority Authorization''' ('''CAA''') is an [[Internet security]] policy mechanism which allows [[domain name]] holders to indicate to [[certificate authorities]] whether they are authorized to issue [[digital certificates]] for a particular [[domain name]]. It does this by means of a new "CAA" [[Domain Name System]] (DNS) [[resource record]].

It was drafted by computer scientists [[Phillip Hallam-Baker]] and Rob Stradling in response to increasing concerns about the security of publicly trusted certificate authorities. It is an [[Internet Engineering Task Force]] (IETF) [[Internet Standard#Proposed Standard|proposed standard]].

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== References ==

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