Synths now relies on access permissions as well.

Ensures station bound synthetics will not be able to utilize Syndicate/Heist equipment/vessels, as well as the opposite for potential syndicate synths.

code/game/objects/objs.dm

@@ -33,9 +33,19 @@
 	CouldNotUseTopic(usr)
 	return 1
 
+/obj/CanUseTopic(var/mob/user, var/datum/topic_state/state)
+	if(user.CanUseObjTopic(src))
+		return ..()
+	return STATUS_CLOSE
+
+/mob/living/silicon/CanUseObjTopic(var/obj/O)
+	return O.allowed(src)
+
+/mob/proc/CanUseObjTopic()
+
 /obj/proc/CouldUseTopic(var/mob/user)
 	var/atom/host = nano_host()
-	host.add_fingerprint(user)
+	host.add_hiddenprint(user)
 
 /obj/proc/CouldNotUseTopic(var/mob/user)
 	// Nada
@@ -142,4 +152,4 @@
 	return
 
 /obj/proc/show_message(msg, type, alt, alt_type)//Message, type of message (1 or 2), alternative message, alt message type (1 or 2)
-	return
+	return