smoking186 https://blog.hatena.ne.jp/smoking186/ 186 @ hatenablog https://186.hatenablog.com/ crypt M市に行く G. Hanaoka and K. Kurosawa “Efficient Chosen Ciphertext Secure Public Key Encryption under the Computational Diffie-Hellman Assumtpion.” (ASIACRYPT 2008) Broadcast Encryptionからの変換でCCA2安全な公開鍵暗号を作るあれ. この文脈でRosen and Segev (TCC 2009) も上手く捉えられそうな気がするのでメモ. 後で整合性を確認する. ASIACRYPT 2008のRump SessionのSo… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2F186.hatenablog.com%2Fentry%2F20081213%2F1229155191" title=" 日報 - 186 @ hatenablog" 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 2008-12-13 16:59:51 rich https://186.hatenablog.com/entry/20081213/1229155191 1.0 100%