diff --git a/Makefile b/Makefile
index d2132c4..3385ef9 100644
--- a/Makefile
+++ b/Makefile
@@ -18,6 +18,7 @@ VISOR_SOURCES_x86_64 := \
 VISOR_SOURCES :=  \
 	src/alloc.c   \
 	src/efi.c     \
+	src/ssp.c     \
 	src/strlcpy.c \
 	$(VISOR_SOURCES_$(ARCH)) \
 	# end of sources list
diff --git a/config.default.mk b/config.default.mk
index 671e91c..4ce1434 100644
--- a/config.default.mk
+++ b/config.default.mk
@@ -5,11 +5,11 @@ ARCH = x86_64
 CROSS_PATH = /usr/bin
 
 # C Compiler & Linker commands
-CC = gcc
-LD = ld
+CC = $(CROSS_PATH)/$(ARCH)-linux-gcc
+LD = $(CROSS_PATH)/$(ARCH)-linux-ld
 
 # Compilation flags
-CFLAGS   = -std=c17 -Wall -ffreestanding -fpic -nostdlib -fno-stack-protector -fno-stack-check -fshort-wchar -mno-red-zone -maccumulate-outgoing-args -mno-sse -mno-mmx -mno-80387
+CFLAGS   = -std=c17 -Wall -ffreestanding -fpic -nostdlib -fstack-protector-all -fshort-wchar -mno-red-zone -maccumulate-outgoing-args -mno-sse -mno-mmx -mno-80387
 CPPFLAGS = -Ignuefi/inc -Iinclude
 LDFLAGS  = -shared -Bsymbolic -Lgnuefi -Tgnuefi/elf_$(ARCH)_efi.lds -nostdlib
 LIBS     = -lgnuefi -lefi
diff --git a/src/ssp.c b/src/ssp.c
new file mode 100644
index 0000000..2fcc36c
--- /dev/null
+++ b/src/ssp.c
@@ -0,0 +1,17 @@
+#include <stdint.h>
+#include <efi.h>
+#include <efilib.h>
+ 
+#define STACK_CHK_GUARD 0x595e9fbd94fda766
+ 
+uintptr_t __stack_chk_guard = STACK_CHK_GUARD;
+ 
+_Noreturn void
+__stack_chk_fail(void)
+{
+	Print(L"stack smashing detected");
+	for (;;) {
+		__asm__ ("cli\n\thlt\n\t" ::);
+	}
+}
+