.B bind_simple
disables simple (bind) authentication.
.B bind_simple_unprotected
-disables simple (bind) authentication when confidentiality
-protections (e.g. TLS) are not in place.
+disables simple (bind) authentication when integrity and/or confidentiality
+protections (e.g. TLS) are not in place. The level of protection required
+is determined by the
+.I overall security strength factor
+(as set by the
+.B security
+directive).
.B bind_krbv4
disables Kerberos V4 (bind) authentication.
.B tls_2_anon