diff --git a/crypto/openssh/sshd_config b/crypto/openssh/sshd_config
--- a/crypto/openssh/sshd_config
+++ b/crypto/openssh/sshd_config
@@ -57,6 +57,7 @@
 #IgnoreRhosts yes
 
 # Change to yes to enable built-in password authentication.
+# Note that passwords may also be accepted via KbdInteractiveAuthentication.
 #PasswordAuthentication no
 #PermitEmptyPasswords no
 
diff --git a/crypto/openssh/sshd_config.5 b/crypto/openssh/sshd_config.5
--- a/crypto/openssh/sshd_config.5
+++ b/crypto/openssh/sshd_config.5
@@ -1278,6 +1278,8 @@
 .Pa /etc/moduli .
 .It Cm PasswordAuthentication
 Specifies whether password authentication is allowed.
+Note that passwords may also be accepted via
+.Cm KbdInteractiveAuthentication .
 See also
 .Cm UsePAM .
 The default is