bugku-杂项-QAQ

1. 反编译工具下载

https://download.csdn.net/download/mtdhg/10611307

def encryt(key, plain):
    cipher = ''
    for i in range(len(plain)):
        cipher += chr(ord(key[i % len(key)]) ^ ord(plain[i]))

    return cipher


def getPlainText():
    plain = ''
    with open('cipher.txt') as (f):
        while True:
            line = f.readline()
            if line:
                plain += line
            else:
                break

    return plain.decode('base_64')


def main():
    key = 'LordCasser'
    plain = getPlainText()
    cipher = encryt(key, plain)
    with open('xxx.txt', 'w') as (f):
        f.write(cipher)


if __name__ == '__main__':
    main()

代码写完，发现：

YOU ARE FOOLED
THIS IS NOT THAT YOU WANT
GO ON DUDE
CATCH THAT STEGOSAURUS

1. 隐写工具下载
   https://download.csdn.net/download/mtdhg/10611312

flag:
flag{fin4*******34d}