1. 解释PKCS8EncodedKeySpec和RSAPrivateKeySpec的用途和区别 PKCS8EncodedKeySpec: 用途:用于表示PKCS#8格式的私钥。PKCS#8是一种私钥的存储标准,通常用于存储RSA、DSA等私钥。 内容:它包含了私钥的二进制数据,这些数据以Base64编码的字符串形式呈现。 RSAPrivateKeySpec: 用途:用于表示RSA私钥的具体参数,包括模...
private static final String KEY_ALGORITHM = "RSA"; private static final String PUBLIC_KEY ="publicKey"; private static final String PRIVATE_KEY ="privateKey"; public static void main(String[] args) throws Exception{ Map<String,String> keyMap = genKey(); RSAPublicKey publicKey = getPublicKe...
RSAPrivateKey privateKey = (RSAPrivateKey)kp.getPrivate(); String privateKeyString = Base64.encode(privateKey.getEncoded()); RSAPublicKey publicKey = (RSAPublicKey)kp.getPublic(); String publicKeyString = Base64.encode(publicKey.getEncoded()); keyMap.put(PUBLIC_KEY, publicKeyString); keyMa...
PemReader.loadPkcs1PrivateKey(...) private static PrivateKey loadPkcs1PrivateKey(String pkcs1KeyType, byte[] pkcs1Key) throws GeneralSecurityException { byte[] pkcs8Key; switch (pkcs1KeyType) { case "RSA": pkcs8Key = rsaPkcs1ToPkcs8(pkcs1Key); break; case "DSA": pkcs8Key = dsaPkcs...
1、JAVA - RSA使⽤X509EncodedKeySpec、PKCS8EncodedKeySpec⽣成公钥和私钥 private static final String KEY_ALGORITHM = "RSA";private static final String PUBLIC_KEY ="publicKey";private static final String PRIVATE_KEY ="privateKey";public static void main(String[] args) throws Exception{ Map<...
public class RSATest { public static void main(String[] args) { try { RSATest encrypt = new RSATest();String encryptText = "encryptText";//产生一对RSA密钥对 KeyPair keyPair = encrypt.generateKey();//密钥对中的私钥 RSAPrivateKey privateKey = (RSAPrivateKey) keyPair.get...
public static String privateKey2String(Key key) throws NoSuchAlgorithmException, InvalidKeySpecException{ sun.misc.BASE64Encoder base64encoder = new sun.misc.BASE64Encoder(); KeyFactory keyFactory= KeyFactory.getInstance("RSA"); PKCS8EncodedKeySpec pKCS8EncodedKeySpec = keyFactory.getKeySpec(key, PKC...
private static final String KEY_ALGORITHM = "RSA"; private static final String PUBLIC_KEY ="publicKey"; private static final String PRIVATE_KEY ="privateKey"; public static void main(String[] args) throws Exception{ Map<String,String> keyMap = genKey(); RSAPublicKey publicKey = getPublic...
示例1: savePrivateKey ▲ importjava.security.spec.PKCS8EncodedKeySpec;//导入方法依赖的package包/类publicstaticStringsavePrivateKey(PrivateKey priv)throwsGeneralSecurityException{ KeyFactory fact = KeyFactory.getInstance("RSA"); PKCS8EncodedKeySpec spec = fact.getKeySpec(priv, ...
importjava.security.spec.PKCS8EncodedKeySpec;//导入依赖的package包/类/** * RSA签名 *@paramcontent 待签名数据 *@paramprivateKey 商户私钥 *@paraminput_charset 编码格式 *@return签名值 */publicstaticStringsign(String content, String privateKey, String input_charset){try{PKCS8EncodedKeySpecpriPKCS8...