40 Domain Name System Security Extensions New

The proper functioning of the internet is critically dependent on the dns.
Domain name system security extensions. It is a set of extensions to dns which provide to dns clients resolvers cryptographic authentication of dns data authenticated denial of existence. Extensions to the dns are described that provide these services to security aware resolvers or applications through the use of cryptographic digital signatures. To understand domain name system security extensions dnssec it helps to have a basic understanding of the domain name system dns.
The domain name system security extensions dnssec is a suite of internet engineering task force ietf specifications for securing certain kinds of information provided by the domain name system dns as used on internet protocol ip networks. The dns sec is a set of extensions of dns that provide dns. The domain name system security extensions dnssec is a suite of specifications outlining details for securing certain information being provided by the domain name system dns as it is being used on networks using the internet protocol ip.