package?com.luo.util;

import?java.security.KeyPair;
import?java.security.KeyPairGenerator;
import?java.security.PrivateKey;
import?java.security.PublicKey;
import?java.security.SecureRandom;
import?java.security.Security;


import?org.apache.commons.codec.binary.base64;

public?class?RSAKeyCreater?{
	
	public?static?void?createKeyPairs（）?{
		try?{
		????Security.addProvider（new?org.bouncycastle.jce.provider.BouncyCastleProvider（））;
		????KeyPairGenerator?generator?=?KeyPairGenerator.getInstance（“RSA“?“BC“）;
		????generator.initialize（512?new?SecureRandom（））;
		????KeyPair?pair?=?generator.generateKeyPair（）;
		????PublicKey?pubKey?=?pair.getPublic（）;
		????PrivateKey?privKey?=?pair.getPrivate（）;
		????byte[]?pk?=?pubKey.getEncoded（）;
		????byte[]?privk?=?privKey.getEncoded（）;
		????String?strpk?=?new?String（base64.encodebase64（pk））;
		????String?strprivk?=?new?String（base64.encodebase64（privk））;
	
		????System.out.println（“公鑰base64編碼:“?+?strpk）;
		????System.out.println（“私鑰base64編碼:“?+?strprivk）;
		}?catch?（Exception?e）?{
			e.printStackTrace（）;
		}
	????
	}

	public?static?void?main（String?args[]）?{
		createKeyPairs（）;
	}
	
}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2015-12-26?17:15??rsa_project\
?????文件????????1433??2015-12-26?17:31??rsa_project\.classpath
?????文件?????????563??2015-12-26?17:15??rsa_project\.project
?????目錄???????????0??2015-12-26?17:29??rsa_project\.settings\
?????文件??????????57??2015-12-26?17:29??rsa_project\.settings\org.eclipse.core.resources.prefs
?????文件?????????736??2015-12-26?17:31??rsa_project\.settings\org.eclipse.jdt.core.prefs
?????文件??????????90??2015-12-26?17:15??rsa_project\.settings\org.eclipse.m2e.core.prefs
?????文件?????????673??2015-12-26?17:41??rsa_project\pom.xml
?????目錄???????????0??2015-12-26?17:15??rsa_project\src\
?????目錄???????????0??2015-12-26?17:15??rsa_project\src\main\
?????目錄???????????0??2015-12-26?17:20??rsa_project\src\main\java\
?????目錄???????????0??2015-12-26?17:20??rsa_project\src\main\java\com\
?????目錄???????????0??2015-12-26?17:20??rsa_project\src\main\java\com\luo\
?????目錄???????????0??2015-12-26?18:52??rsa_project\src\main\java\com\luo\util\
?????文件????????1203??2015-12-26?18:51??rsa_project\src\main\java\com\luo\util\RSAKeyCreater.java
?????文件????????2238??2015-12-26?18:52??rsa_project\src\main\java\com\luo\util\RSATest.java
?????文件????????1210??2015-12-26?18:40??rsa_project\src\main\java\com\luo\util\RsaUtil.java
?????目錄???????????0??2015-12-26?19:52??rsa_project\src\main\resources\
?????目錄???????????0??2015-12-26?17:15??rsa_project\src\test\
?????目錄???????????0??2015-12-26?19:52??rsa_project\src\test\java\
?????目錄???????????0??2015-12-26?19:52??rsa_project\src\test\resources\
?????目錄???????????0??2015-12-26?17:15??rsa_project\target\
?????目錄???????????0??2015-12-26?17:41??rsa_project\target\classes\
?????目錄???????????0??2015-12-26?17:41??rsa_project\target\classes\com\
?????目錄???????????0??2015-12-26?17:41??rsa_project\target\classes\com\luo\
?????目錄???????????0??2015-12-26?18:52??rsa_project\target\classes\com\luo\util\
?????文件????????2235??2015-12-26?18:51??rsa_project\target\classes\com\luo\util\RSAKeyCreater.class
?????文件????????3392??2015-12-26?18:52??rsa_project\target\classes\com\luo\util\RSATest.class
?????文件????????1632??2015-12-26?18:40??rsa_project\target\classes\com\luo\util\RsaUtil.class
?????目錄???????????0??2015-12-26?19:52??rsa_project\target\test-classes\