DNSSEC (Domain Name System Security Extensions) ????????? ???????? ??????? ? ?????? DNS, ????? ????????? ????? ?????????, ??? ????? ?? ????????. ??? ???????? ??????? ????? DNS-???????? ? ?????????? ????.
???????? ????: 1. ???????? ?????????? DNS ? ?????? ?????????? DNSSEC. 2. ??????????? ?????????? ?????????? ??????? ZSK ? KSK. 3. ????????? ????????? ?????? ????. 4. ??????????? ?????????? ?????? DS ? ???????????? ???? (????????????). 5. ?????????? ????????? ????? ????????? ? ??????????? ????????????? ??????? ??????.