--- ejabberd_c2s.erl
+++ ejabberd_c2s.erl
@@ -496,6 +496,11 @@ wait_for_auth({xmlstreamelement, El}, StateData) ->
 			    fsm_next_state_pack(session_established,
                                                 NewStateData);
 			_ ->
+			    ejabberd_hooks:run(failed_auth_hook,
+					       StateData#state.server,
+					       [legacy, U,
+						StateData#state.server,
+						StateData#state.ip]),
 			    ?INFO_MSG(
 			       "(~w) Failed legacy authentication for ~s",
 			       [StateData#state.socket,
@@ -586,6 +591,11 @@ wait_for_feature_request({xmlstreamelement, El}, StateData) ->
 				   StateData#state{
 				     sasl_state = NewSASLState});
 		{error, Error, Username} ->
+		    ejabberd_hooks:run(failed_auth_hook,
+				       StateData#state.server,
+				       [sasl_auth, Username,
+					StateData#state.server,
+					StateData#state.ip]),
 		    ?INFO_MSG(
 		       "(~w) Failed authentication for ~s@~s",
 		       [StateData#state.socket,
@@ -721,10 +731,15 @@ wait_for_sasl_response({xmlstreamelement, El}, StateData) ->
 		    fsm_next_state(wait_for_sasl_response,
 		     StateData#state{sasl_state = NewSASLState});
 		{error, Error, Username} ->
+		    ejabberd_hooks:run(failed_auth_hook,
+				       StateData#state.server,
+				       [sasl_resp, Username,
+					StateData#state.server,
+					StateData#state.ip]),
 		    ?INFO_MSG(
-		       "(~w) Failed authentication for ~s@~s",
+		       "(~w) Failed authentication for ~s@~s ~n~p",
 		       [StateData#state.socket,
-			Username, StateData#state.server]),
+			Username, StateData#state.server, StateData]),
 		    send_element(StateData,
 				 {xmlelement, "failure",
 				  [{"xmlns", ?NS_SASL}],