SIDN, the organization which runs the DNS for the .NL (Netherlands) top-level domain, has produced a DNS/DNSSEC training course which explains very well what DNS and DNSSEC are and how they work.

I highly recommend the training, and you'll find it at (Flash required.) You can test acquired knowledge at the end of the training with a short quiz, but read the questions very carefully .... ;-)

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DNS and DNSSEC :: 19 Apr 2012 :: e-mail


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