{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Finaz2.hatenablog.com%2Fentry%2F2019%2F04%2F02%2F203024\" title=\" Security Tech Lounge Vol.6 \u6625\u306eCTF\u30bb\u30f3\u30d0\u30c4 \u4f9b\u990a\uff08Writeup\uff09 - \u3082\u3082\u3044\u308d\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","published":"2019-04-02 20:30:24","categories":["CTF"],"blog_title":"\u3082\u3082\u3044\u308d\u30c6\u30af\u30ce\u30ed\u30b8\u30fc","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/i/inaz2/20190402/20190402172540.png","version":"1.0","title":" Security Tech Lounge Vol.6 \u6625\u306eCTF\u30bb\u30f3\u30d0\u30c4 \u4f9b\u990a\uff08Writeup\uff09","author_url":"https://blog.hatena.ne.jp/inaz2/","provider_url":"https://hatena.blog","description":"Security Tech Lounge Vol.6 \u6625\u306eCTF\u30bb\u30f3\u30d0\u30c4\u306b\u53c2\u52a0\u300212\u30c1\u30fc\u30e0\u4e2d1\u4f4d\u3002 packet (100) pcapng\u30d5\u30a1\u30a4\u30eb\u304c\u4e0e\u3048\u3089\u308c\u308b\u3002 $ file packet packet: pcap-ng capture file - version 1.0 Wireshark\u3067\u958b\u304f\u3068ICMP\u30d1\u30b1\u30c3\u30c8\u304c\u4e26\u3093\u3067\u304a\u308a\u3001\u30d1\u30b1\u30c3\u30c8\u9577\u304c3\u7a2e\u985e\u306e\u7570\u306a\u308b\u30d0\u30a4\u30c8\u6570\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308b\u3002 ICMP\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u30d1\u30b1\u30c3\u30c8\u9577\u3092\u53d6\u308a\u51fa\u3057\u3001.01 \u306b\u7f6e\u304d\u63db\u3048\u3066\u307f\u308b\u3002 $ tshark -r packet.pcap -T fields -e frame.len 'icmp.type==8' >packe\u2026","provider_name":"Hatena Blog","height":"190","author_name":"inaz2","type":"rich","width":"100%","blog_url":"https://inaz2.hatenablog.com/","url":"https://inaz2.hatenablog.com/entry/2019/04/02/203024"}