CRYPTO-36D-飞鸽传书

0x00 前言

CTF 加解密合集:CTF 加解密合集

0x01 题目

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

0x02 Write Up

首先base64

CRYPTO-36D-飞鸽传书_第1张图片
然后再base64

CRYPTO-36D-飞鸽传书_第2张图片
url解码

CRYPTO-36D-飞鸽传书_第3张图片
然后通过特征判断一下,发现是md4

CRYPTO-36D-飞鸽传书_第4张图片
进行md4解密

CRYPTO-36D-飞鸽传书_第5张图片

以上

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