Patent ID: 11882109
Assignee: VERISIGN, INC.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC G  H

Claim 7:
8. A system for authenticated Domain Name System (DNS) name resolution, the system comprising an authenticating DNS server having at least one electronic processor that executes instructions to perform actions comprising:
receiving a DNS request from a user;
determining that the DNS request requires authentication upon examination of the DNS request;
determining whether the DNS request contains authentication information;
determining whether the authentication information is in an expected format and type;
determining whether the authentication information is valid;
upon determining that the DNS request contains the authentication information, the authentication information is in the expected format and type, and the authentication information is valid, returning a DNS response;
upon determining at least one of that the DNS request does not contain the authentication information, the authentication information is not in the expected format and type, or the authentication information is not valid, further determining a security action.