Pwnable/Dreamhack

Dreamhack - SingleByteXor

#include int main() { char ciphrtext[23] = { 0x54, 0x58, 0x6b, 0x64, 0x58, 0x75, 0x4f, 0x7b, 0x21, 0x5c, 0x7c, 0x75, 0x42, 0x4f, 0x21, 0x63, 0x4f, 0x74, 0x42, 0x75, 0x51, 0x7d, 0x6d }; char plaintext[23] = { 0x00, }; for (int i = 0; i < 256; i++) { for (int k = 0; k < 23; k++) { plaintext[k] = ciphrtext[k] ^ i; } printf("%s", plaintext); } } Simple XOR Problem