The default mode. In this mode the Recursor acts as a "security aware, non-validating"
nameserver, meaning it will set the DO-bit on outgoing queries and will provide
DNSSEC related RRsets (NSEC, RRSIG) to clients that ask for them (by means of a
-DO-bit in the query). It will not do any validation in this mode, not even when
-requested by the client.
+DO-bit in the query), except for zones provided through the `auth-zones` setting.
+It will not do any validation in this mode, not even when requested by the client.
## `process`
When `dnssec` is set to `process` the behaviour is similar to [`process-no-validate`](#process-no-validate).
* Comma separated list of 'zonename=filename' pairs
* Available since: 3.1
-Zones read from these files (in BIND format) are served authoritatively. Example:
+Zones read from these files (in BIND format) are served authoritatively. DNSSEC is not supported. Example:
`auth-zones=example.org=/var/zones/example.org, powerdns.com=/var/zones/powerdns.com`.
## `carbon-interval`