You should not use dnssec-importkey to import DNSKEY records from
other providers (for example when setting up multi-signer).
Clarify this in the manpage.
key, which means the public key can be added to and removed from the
DNSKEY RRset on schedule even if the true private key is stored offline.
+When using ``dnssec-policy``, do not use :program:`dnssec-importkey` to
+import key files that cannot be used for signing. In this case, simply publish the
+imported DNSKEY record in the zone, and make sure that the files are outside
+the configured ``key-directory``.
+
Options
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