TKEY record

TKEY is a record type of the Domain Name System.

TKEY RR can used in number of different modes to establish shared keys between a DNS resolver and Server.

TKEY record format

Mode Field values

* 0 - Reserved
* 1 - Server assignment
* 2 - Diffie-Hellman exchange
* 3 - Generic Security Service Algorithm for Secret Key Transaction
* 4 - Resolver assignment
* 5 - key deletion
* 6-65534 - available
* 65535 - reserved;

See also

* Domain Name System
* List of DNS record types‎

References

* RFC 2930, "Secret Key Establishment for DNS (TKEY RR)", D. Eastlake, September 2000