DNS

DNS cache poisoning

8

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

DNS

DNS- , DNS-, (DNS - Domain Name Server) .

-, , , , .

DNS- DNS , , , -. -, .


DNS-

DNS , , - - . , , , , -, .

, , DNS- IP- Amazon. IP, . , Amazon, , .

 DNS

-, -, .

DNS , DNS- , . , , DNS- -, . , , , .


DNS-?

DNS .

DNS- , - . , DNS IP-. - IP-, .

, DNS , IP- -, .

, DNS , -. DNS- . , , . DNS , , .

DNS- , . :

  • - - -, DNS- , . , DNS-, . , DNS , . , , .
  • DNS-, . DNS , DNS- . , DNS- (UDP) TCP. DNS - UDP . .

DNS

-, DNS- DNS . :

DNS , IP- . DNS- , , TTL.

DNS-

, DNS- . , DNS- , . , DNS.

  DNS-<

, . DNS- IP- .

, DNS , . , IP-, , , , .


DNS ?

DNS , , -. DNS- , , , . , DNS-, DNSSEC, .

DNS- DNS-. , , .

, , DNS- . DNS- , DNS-, DNS- .

DNS.

DNSSEC

(DNSSEC - Domain Name System Security Extensions) DNS-, , . .

DNSSEC DNS, CNAME A. DNS- DNS- .

DNSSEC

, , , . DNSSEC DNS, , , .

, DNSSEC? DNSSEC Test.


DNS BIND (Berkeley Internet Name Domain)

BIND 9.5.0 , , DNS-. , - DNS , .

, DNS-.

  • DNS- ,
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  • IP
  • DNS

- DNS . , , , , . .


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