Eiji Okamoto

• Information and communications security
• Information security
• Progress in cryptology
• Security and Privacy in the Age of Ubiquitous Computing
• Advances in Cryptology - ASIACRYPT'99
• Jōhō sekyuriti kiban gijutsu (Beikoku)
• Pairing-Based Cryptography - Pairing 2007
• Progress in Cryptology - INDOCRYPT 2000