AESã«ããæå·åã»å¾©å·å Javaã«ã¯ãCipherã¨ããæå·åã»å¾©å·åãè¡ãã¯ã©ã¹ãç¨æããã¦ããã DESã¨ãè²ã ãªç¨®é¡ã®æå·ããã®ã¯ã©ã¹ã«ãã£ã¦ä½¿ããã¨ãåºæ¥ãã AES㯠JDK1.4.1ã§ã¯ãµãã¼ãããã¦ããªãããJDK1.4.2ã§ã¯ãµãã¼ãããã¦ããã JDK1.5ã§ããµãã¼ãããã¦ãããã128bit以å¤ã¯ä½¿ããªãã£ã½ãã JDK1.6ã§ã¯jce_policyãæ´æ°ããã°ä½¿ããã[2008-08-15] åç´ãªä¾ ç§å¯éµï¼æå·åã»å¾©å·åã§åããã®ã使ãï¼ããã¤ãåã§ç¨æãã¦ä½¿ãä¾ã import java.security.AlgorithmParameters; import java.security.Key; import java.security.SecureRandom; import javax.crypto.Cipher; import javax.cryp
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