Category "shellcode"

How can I get a string returned from a function executed from a byte array?

I have a working C program that has the simple function that returns a d character encoded in a byte array. char foo() { return 'd'; } char byte_array[] = {0

How can I get a string returned from a function executed from a byte array?

I have a working C program that has the simple function that returns a d character encoded in a byte array. char foo() { return 'd'; } char byte_array[] = {0

Null bytes in shellcode? Why does mov eax,1 machine code have bytes that are 00?

Going through the shellcode article on wikipedia, it gives an example as follows: B8 01000000 MOV EAX,1 // Set the register EAX to 0x000000001 To