diff --git a/aes-performance/aes-32bit/Makefile b/aes-performance/aes-32bit/Makefile
index 424cce8..be69bea 100644
--- a/aes-performance/aes-32bit/Makefile
+++ b/aes-performance/aes-32bit/Makefile
@@ -1,4 +1,4 @@
-CPPFLAGS ?= -Ofast
+CPPFLAGS ?= -g
 
 BUILD_DIR = bin
 
diff --git a/aes-performance/aes-32bit/aes.cpp b/aes-performance/aes-32bit/aes.cpp
index 8451dd4..d1e7a44 100644
--- a/aes-performance/aes-32bit/aes.cpp
+++ b/aes-performance/aes-32bit/aes.cpp
@@ -1,5 +1,6 @@
 #include <chrono>
 #include <cstdio>
+#include <cstdlib>
 #include <iostream>
 #include <stdint.h>
 #include <stdlib.h>
@@ -190,6 +191,7 @@ int main(int argc, char* argv[])
     uint32_t cycles = 1000000;
     uint8_t key[16] = { 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff };
     uint8_t in[16] =  { 0xab, 0xcd, 0xef, 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, 0x01, 0x23, 0x45, 0x67, 0x89};
+    uint8_t expected[16] = { 0x1d, 0x07, 0x34, 0x40, 0xeb, 0xbe, 0x24, 0xc5, 0x02, 0x8b, 0xd8, 0x02, 0x65, 0xc8, 0xfb, 0x1d };
 
     if (argc > 2) {
         std::cerr << "Invalid number of arguments\n";
@@ -210,5 +212,19 @@ int main(int argc, char* argv[])
  
     std::cout << "AES (" << cycles  << " runs)\nElapsed time: ";
     std::cout << milliseconds << "ms\n"; // Before C++20
+
+    if (cycles == 1000000) {
+        for (int i = 0; i < 16; i++) {
+            if (in[i] != expected[i]) {
+                std::cout  << "Mismatch at out[" << i << "]!\n";
+                exit(EXIT_FAILURE);
+            }
+        }
+
+        std::cout << "Validation successful!\n";
+    } else {
+        std::cout << "No results for " << cycles << " cycles precomputed. No validation.";
+    }
+
     exit(in[0]);
 }
diff --git a/aes-performance/aes-intrinsic/aes.cpp b/aes-performance/aes-intrinsic/aes.cpp
index ce8b2d3..134f1b3 100644
--- a/aes-performance/aes-intrinsic/aes.cpp
+++ b/aes-performance/aes-intrinsic/aes.cpp
@@ -105,6 +105,7 @@ int main(int argc, char* argv[])
     uint32_t cycles = 1000000;
     __m128i key = _mm_setr_epi8(0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff);
     __m128i value = _mm_setr_epi8(0xab, 0xcd, 0xef, 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, 0x01, 0x23, 0x45, 0x67, 0x89);
+    uint8_t expected[16] = { 0x1d, 0x07, 0x34, 0x40, 0xeb, 0xbe, 0x24, 0xc5, 0x02, 0x8b, 0xd8, 0x02, 0x65, 0xc8, 0xfb, 0x1d };
 
     if (argc > 2) {
         std::cerr << "Invalid number of arguments\n";
@@ -125,5 +126,19 @@ int main(int argc, char* argv[])
  
     std::cout << "AES (" << cycles  << " runs)\nElapsed time: ";
     std::cout << milliseconds << "ms\n"; // Before C++20
+
+    if (cycles == 1000000) {
+        for (int i = 0; i < 16; i++) {
+            if (((uint8_t *)&value)[i] != expected[i]) {
+                std::cout  << "Mismatch at out[" << i << "]!\n";
+                exit(EXIT_FAILURE);
+            }
+        }
+
+        std::cout << "Validation successful!\n";
+    } else {
+        std::cout << "No results for " << cycles << " cycles precomputed. No validation.";
+    }
+
     exit(value[0]);
 }
diff --git a/aes-performance/aes-tboxes/aes.cpp b/aes-performance/aes-tboxes/aes.cpp
index 484d4ff..49ea51c 100644
--- a/aes-performance/aes-tboxes/aes.cpp
+++ b/aes-performance/aes-tboxes/aes.cpp
@@ -184,6 +184,7 @@ int main(int argc, char* argv[])
     uint32_t cycles = 1000000;
     uint8_t key[16] = { 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff };
     uint8_t in[16] =  { 0xab, 0xcd, 0xef, 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, 0x01, 0x23, 0x45, 0x67, 0x89};
+    uint8_t expected[16] = { 0x1d, 0x07, 0x34, 0x40, 0xeb, 0xbe, 0x24, 0xc5, 0x02, 0x8b, 0xd8, 0x02, 0x65, 0xc8, 0xfb, 0x1d };
 
     if (argc > 2) {
         std::cerr << "Invalid number of arguments\n";
@@ -214,5 +215,19 @@ int main(int argc, char* argv[])
  
     std::cout << "AES (" << cycles  << " runs)\nElapsed time: ";
     std::cout << milliseconds << "ms\n"; // Before C++20
+
+    if (cycles == 1000000) {
+        for (int i = 0; i < 16; i++) {
+            if (in[i] != expected[i]) {
+                std::cout  << "Mismatch at out[" << i << "]!\n";
+                exit(EXIT_FAILURE);
+            }
+        }
+
+        std::cout << "Validation successful!\n";
+    } else {
+        std::cout << "No results for " << cycles << " cycles precomputed. No validation.";
+    }
+
     exit(in[0]);
 }