diff --git a/code/modules/smithing/machinery/casting_basin.dm b/code/modules/smithing/machinery/casting_basin.dm
index 9faaf6558a0..27c8d4b5fab 100644
--- a/code/modules/smithing/machinery/casting_basin.dm
+++ b/code/modules/smithing/machinery/casting_basin.dm
@@ -148,6 +148,8 @@
 	update_icon(UPDATE_OVERLAYS)
 
 /obj/machinery/smithing/casting_basin/attack_hand(mob/user)
+	if(!allowed(user) && !isobserver(user))
+		to_chat(user, "<span class='warning'>Access denied.</span>")
 	if(!we_are_open)
 		to_chat(user, "<span class='notice'>You open [src].</span>")
 		we_are_open = TRUE
diff --git a/code/modules/smithing/machinery/kinetic_assembler.dm b/code/modules/smithing/machinery/kinetic_assembler.dm
index c2aefbc3cf1..cb0064625f6 100644
--- a/code/modules/smithing/machinery/kinetic_assembler.dm
+++ b/code/modules/smithing/machinery/kinetic_assembler.dm
@@ -174,6 +174,9 @@
 		return ITEM_INTERACT_COMPLETE
 
 /obj/machinery/smithing/kinetic_assembler/attack_hand(mob/user)
+	if(!allowed(user) && !isobserver(user))
+		to_chat(user, "<span class='warning'>Access denied.</span>")
+		return FINISH_ATTACK
 	if(!primary)
 		to_chat(user, "<span class='warning'>[src] lacks a primary component!</span>")
 		return FINISH_ATTACK
@@ -246,6 +249,7 @@
 	bound_width = 32
 	bound_y = 0
 	operation_sound = 'sound/items/welder.ogg'
+	req_one_access = list(ACCESS_TOX, ACCESS_XENOBIOLOGY, ACCESS_SMITH)
 	/// Slime extract for the egun
 	var/obj/item/slime_extract/slime_core
 	/// The gun frame
@@ -351,6 +355,9 @@
 	return ITEM_INTERACT_COMPLETE
 
 /obj/machinery/smithing/scientific_assembler/attack_hand(mob/user)
+	if(!allowed(user) && !isobserver(user))
+		to_chat(user, "<span class='warning'>Access denied.</span>")
+		return FINISH_ATTACK
 	if(!slime_core)
 		to_chat(user, "<span class='warning'>[src] lacks a slime core!</span>")
 		return FINISH_ATTACK
diff --git a/code/modules/smithing/machinery/lava_furnace.dm b/code/modules/smithing/machinery/lava_furnace.dm
index 1cc5d776e08..edbcd8c7798 100644
--- a/code/modules/smithing/machinery/lava_furnace.dm
+++ b/code/modules/smithing/machinery/lava_furnace.dm
@@ -58,6 +58,9 @@
 
 /obj/machinery/smithing/lava_furnace/attack_hand(mob/user)
 	. = ..()
+	if(!allowed(user) && !isobserver(user))
+		to_chat(user, "<span class='warning'>Access denied.</span>")
+		return FINISH_ATTACK
 	if(operating)
 		to_chat(user, "<span class='warning'>[src] is currently operating!</span>")
 		return
diff --git a/code/modules/smithing/machinery/power_hammer.dm b/code/modules/smithing/machinery/power_hammer.dm
index af463db6671..ee1f81a9cea 100644
--- a/code/modules/smithing/machinery/power_hammer.dm
+++ b/code/modules/smithing/machinery/power_hammer.dm
@@ -79,6 +79,9 @@
 
 /obj/machinery/smithing/power_hammer/attack_hand(mob/user)
 	. = ..()
+	if(!allowed(user) && !isobserver(user))
+		to_chat(user, "<span class='warning'>Access denied.</span>")
+		return FINISH_ATTACK
 	if(operating)
 		to_chat(user, "<span class='warning'>[src] is currently operating!</span>")
 		return
diff --git a/code/modules/smithing/smith_machinery.dm b/code/modules/smithing/smith_machinery.dm
index d01456bec2c..3bc35938cf0 100644
--- a/code/modules/smithing/smith_machinery.dm
+++ b/code/modules/smithing/smith_machinery.dm
@@ -12,6 +12,7 @@
 	anchored = TRUE
 	density = TRUE
 	resistance_flags = FIRE_PROOF
+	req_one_access = list(ACCESS_SMITH)
 	/// How many loops per operation
 	var/operation_time = 10
 	/// Is this active
@@ -66,6 +67,14 @@
 		return ITEM_INTERACT_COMPLETE
 	return ..()
 
+/obj/machinery/smithing/emag_act(user as mob)
+	if(!emagged)
+		playsound(get_turf(src), 'sound/effects/sparks4.ogg', 75, 1)
+		req_one_access = list()
+		emagged = TRUE
+		to_chat(user, "<span class='notice'>You disable the security protocols</span>")
+		return TRUE
+
 /obj/machinery/smithing/proc/operate(loops, mob/living/user)
 	operating = TRUE
 	update_icon(ALL)
@@ -91,6 +100,9 @@
 	if(G.state < GRAB_NECK)
 		to_chat(user, "<span class='warning'>You need a better grip to do that!</span>")
 		return FALSE
+	if(!allowed(user) && !isobserver(user))
+		to_chat(user, "<span class='warning'>You try to shove someone into the machine, but your access is denied!</span>")
+		return FALSE
 	var/result = special_attack(user, G.affecting)
 	user.changeNext_move(CLICK_CD_MELEE)
 	special_attack_on_cooldown = TRUE