main : 2013/7/2(11:47) RSA RSA RSA RSA RSA RSA NIST RSA ............................................. E-mail: takenobu.seitou@boj.or.jp E-mail: shikata@ynu.ac.jp 17 / /2013.7 main : 2013/7/2(11:47) 1 ATM ATM IC DES AES Advanced Encryption Standard RSA 2011 RSA IC 1 RSA RSA RSA RSA 1985 Miller [1985] Koblitz [1987] RSA RSA ......................................................................... 1