diff --git a/code/modules/integrated_electronics/core/pins.dm b/code/modules/integrated_electronics/core/pins.dm
index c22d65e421..8621e2b7ed 100644
--- a/code/modules/integrated_electronics/core/pins.dm
+++ b/code/modules/integrated_electronics/core/pins.dm
@@ -112,6 +112,8 @@ list[](
 
 /datum/integrated_io/proc/write_data_to_pin(var/new_data)
 	if(isnull(new_data) || isnum(new_data) || istext(new_data) || isweakref(new_data)) // Anything else is a type we don't want.
+		if(istext(new_data))
+			new_data = sanitizeSafe(new_data, MAX_MESSAGE_LEN, 0, 0)
 		data = new_data
 		holder.on_data_written()
 
diff --git a/code/modules/integrated_electronics/core/special_pins/string_pin.dm b/code/modules/integrated_electronics/core/special_pins/string_pin.dm
index 6128418c1f..595a205318 100644
--- a/code/modules/integrated_electronics/core/special_pins/string_pin.dm
+++ b/code/modules/integrated_electronics/core/special_pins/string_pin.dm
@@ -4,11 +4,14 @@
 
 /datum/integrated_io/string/ask_for_pin_data(mob/user)
 	var/new_data = input("Please type in a string.","[src] string writing") as null|text
-	if(holder.check_interactivity(user) )
+	new_data = sanitizeSafe(new_data, MAX_MESSAGE_LEN, 0, 0)
+
+	if(new_data && holder.check_interactivity(user) )
 		to_chat(user, "<span class='notice'>You input [new_data ? "new_data" : "NULL"] into the pin.</span>")
 		write_data_to_pin(new_data)
 
 /datum/integrated_io/string/write_data_to_pin(var/new_data)
+	new_data = sanitizeSafe(new_data, MAX_MESSAGE_LEN, 0, 0)
 	if(isnull(new_data) || istext(new_data))
 		data = new_data
 		holder.on_data_written()
diff --git a/code/modules/integrated_electronics/core/tools.dm b/code/modules/integrated_electronics/core/tools.dm
index 08765b94e5..0f702be3de 100644
--- a/code/modules/integrated_electronics/core/tools.dm
+++ b/code/modules/integrated_electronics/core/tools.dm
@@ -125,6 +125,7 @@
 		if("string")
 			accepting_refs = 0
 			new_data = input("Now type in a string.","[src] string writing") as null|text
+			new_data = sanitizeSafe(new_data, MAX_MESSAGE_LEN, 0, 0)
 			if(istext(new_data) && CanInteract(user, physical_state))
 				data_to_write = new_data
 				to_chat(user, "<span class='notice'>You set \the [src]'s memory to \"[new_data]\".</span>")