zone's DNSKEY RRset, and store them for future reference. The resolver
will recheck the zone periodically, and after 30 days, if the new key is
still there, then the key will be accepted by the resolver as a valid
-trust anchor for the zone.
+trust anchor for the zone. Any time after this 30-day acceptance timer
+has completed, the active KSK can be revoked, and the zone can be "rolled
+over" to the newly accepted key.
The easiest way to place a stand-by key in a zone is to use the "smart
-signing" features of dnssec-signzone. If a key with a publication date
-in the past, but an activation date in the future, "dnssec-signzone -S"
-will include the DNSKEY record in the zone, but will not sign with it:
+signing" features of dnssec-keygen and dnssec-signzone. If a key with a
+publication date in the past, but an activation date which is unset or in
+the future, "dnssec-signzone -S" will include the DNSKEY record in the
+zone, but will not sign with it:
$ dnssec-keygen -K keys -f KSK -P now -A now+2y example.net
$ dnssec-signzone -S -K keys example.net
-At any time after this 30-day acceptance timer has expired, the active
-KSK can be revoked and the zone can be "rolled over" to one of the
-standby KSKs.
-
To revoke a key, the new command "dnssec-revoke" has been added. This adds
the REVOKED bit to the key flags and re-generates the K*.key and K*.private
files.