DNS
DNS cache poisoning
DNS (spoofing), DNS (cache poisoning), , DNS , .

DNS- , DNS-, (DNS - Domain Name Server) .
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DNS-?
DNS .
DNS- , - . , DNS IP-. - IP-, .
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- DNS-, . DNS , DNS- . , DNS- (UDP) TCP. DNS - UDP . .
DNS
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DNS , IP- . DNS- , , TTL.
DNS-
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DNS ?
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DNS.
DNSSEC
(DNSSEC - Domain Name System Security Extensions) DNS-, , . .
DNSSEC DNS, CNAME A. DNS- DNS- .

, , , . DNSSEC DNS, , , .
, DNSSEC? DNSSEC Test.
DNS BIND (Berkeley Internet Name Domain)
BIND 9.5.0 , , DNS-. , - DNS , .
, DNS-.
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- DNS
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