III. Checksec/custom/aslr_test.c

@@ -0,0 +1,7 @@
+#include<stdio.h>
+
+int main(){
+    printf("main address : %p\n",&main);
+    printf("printf address : %p\n",&printf);
+    return 0;
+}

III. Checksec/custom/buffer_overflow.c

@@ -0,0 +1,9 @@
+#include <stdio.h>
+#include <string.h>
+
+int main() {
+    char buffer[10];
+    strcpy(buffer, "Hello, World!"); // Vulnerable operation
+    printf("You entered: %s\n", buffer);
+    return 0;
+}

III. Checksec/custom/example.m

@@ -0,0 +1,20 @@
+#import <Foundation/Foundation.h>
+
+@interface Person : NSObject
+@property NSString *name;
+@end
+
+@implementation Person
+@end
+
+int main(int argc, const char * argv[]) {
+    @autoreleasepool {
+        // Create a Person object
+        Person *person = [[Person alloc] init];
+        person.name = @"John Doe";
+        
+        // The person object will be automatically managed by ARC
+        NSLog(@"Person's name: %@", person.name);
+    }
+    return 0;
+}

III. Checksec/custom/heap_example.c

@@ -0,0 +1,23 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+int main() {
+    // Allocate memory on the heap
+    char *heapMemory = (char *)malloc(100 * sizeof(char));
+
+    if (heapMemory == NULL) {
+        fprintf(stderr, "Memory allocation failed.\n");
+        return 1;
+    }
+
+    printf("Memory allocated. Press Enter to exit.\n");
+
+    // Wait for Enter key press
+    while (getchar() != '\n');
+
+    // Free allocated memory
+    free(heapMemory);
+
+    return 0;
+}
+

III. Checksec/custom/hello.c

@@ -0,0 +1,6 @@
+#include <stdio.h>
+
+int main() {
+    printf("Hello, World!\n");
+    return 0;
+}