y05h1k1ng https://blog.hatena.ne.jp/y05h1k1ng/ yoshikingのがんばる日記 https://yoshiking.hatenablog.jp/ CTF I participated in TokyoWesternsCTF with D0G$(Defenit + zer0pts + GoN + $wag). I was able to solve only the easy problems. The professionals on the team members were so awesome. [crypto, warmup] easy-hash [misc] mask [crypto, warmup] easy-hash def easy_hash(x): m = 0 for i in range(len(x) - 3): m += … 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fyoshiking.hatenablog.jp%2Fentry%2F2020%2F09%2F21%2F115710" title="TokyoWesterns CTF 6th 2020 Writeup - yoshikingのがんばる日記" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2020-09-21 11:57:10 rich https://yoshiking.hatenablog.jp/entry/2020/09/21/115710 1.0 100%