| from pwn import * | |
| 
 | |
| cipher = "e7c1cdc1e3f4e6dbcfcec5ffc2d9d4c5ffd8cfd2d29f9fdd" | |
| 
 | |
| cipher = cipher.decode('hex') | |
| 
 | |
| for i in range(256): | |
| 	plain = xor(cipher, i) | |
| 	if "GamaCTF{" in plain: | |
| 		print plain | |
| 		break | |
| 
 |