Tohoku University · Center for Data-Driven Science and AI Education and Research

Research keywordspublic key cryptography・aggregate signatures・encryption protocols・secret sharing・P2P storage security・provable security

This is a public-data preview. Personalized fit, contact angles, and saved workflows require sign-in.

• On the Classification of Knowledge-of-exponent Assumptions in Cyclic GroupsFiras Kraiem, Shuji Isobe, Eisuke Koizumi, Hiroki Shizuya
• Toward separating the strong adaptive pseudo-freeness from the strong RSA assumptionMasayuki Fukumitsu, Shingo Hasegawa, Shuji Isobe, Eisuke Koizumi, Hiroki Shizuya
• A construction of encryption protocols over some semidirect productsShuji Isobe, Eisuke Koizumi
• On a Relation between Knowledge-of-Exponent Assumptions and the DLog vs. CDH QuestionFiras KRAIEM, Shuji ISOBE, Eisuke KOIZUMI, Hiroki SHIZUYA

• 非可換な代数構造を利用した公開鍵暗号方式の一般的構成方法の提案小泉 英介
• 情報セキュリティ制度名： The Other Research Programs

• Official profile