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{{short description|Suite of IETF specifications for securing certain kinds of information provided by DNS}}
{{Security protocol}}
The '''Domain Name System Security Extensions''' ('''DNSSEC''') is a suite of [[Extension Mechanisms for DNS|extension]] specifications by the [[Internet Engineering Task Force]] (IETF) for securing data exchanged in the [[Domain Name System]] ([[DNS hijacking|DNS]]) in [[Internet Protocol]] ([[IPv6|IP]]) [[Networks and States|networks]]. The protocol provides [[message authentication|cryptographic authentication]] of data, [[SOCKS|authenticated]] denial of existence, and data [[Information_security#Integrity|integrity]], but not [[Information_security#Availability|availability]] or [[Information_security#Confidentiality|confidentiality]].
==Overview==
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