About TAKAGI T
About NTT Software Lab., Musashino-shi, JPN
About NAITO S
About NTT Software Lab., Musashino-shi, JPN
About IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences (Institute of Electronics, Information and Communication Engineers)
About cryptogram
About computational complexity
About Code theory
About 暗号方式
About 署名
About 攻撃