buu Crypto学习记录(6) [BJDCTF 2nd]签到-y1ng

题目链接:https://buuoj.cn/challenges#[BJDCTF%202nd]%E7%AD%BE%E5%88%B0-y1ng

“QkpEe1czbGMwbWVfVDBfQkpEQ1RGfQ==”

是个base64，脚本跑一下出flag

import base64
str = "QkpEe1czbGMwbWVfVDBfQkpEQ1RGfQ=="
flag = base64.b64decode(str)
print(flag)

flag:BJD{W3lc0me_T0_BJDCTF}