How Many Domains Are Secured by DNSSEC? InternetNews.com article

In the summer of 2008, the Internet was rocked by the revelation that the Domain Name System (DNS), one of the core infrastructures of the Internet, was vulnerable to attack.

The ultimate solution to the DNS vulnerability is a technology that has been available since at least 2004, called DNSSEC (DNS Security Extensions) (define).

How many domains are actually DNSSEC-secured today? That's a difficult question to answer, but one that InternetNews.com set out to discover. With tens of millions of domains potentially at risk, only a small percentage to date are actually DNSSEC-secured.

At the top level of the Internet, among what are commonly referred to as the gTLD (generic top level domains) of .com, .net and .org, only the .org gTLD has been signed for DNSSEC security.

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