BUUCTF clocks in every day on July 24, 2021
introduction
Typhoon day, also practiced a day's car, Gan
[SUCTF2019]MT
To fill the hole First look at the encryption code:
from Crypto.Util import number
from flag import flag
def convert(m):
m = m ^ m >> 13
m = m ^ m << 9 & 2029229568
m = m ^ m << 17 & 2245263360
m = m ^ m >> 19
return ...
Posted by Nic on Fri, 14 Jan 2022 08:55:18 +0100