Method encrypt

src/com/autoDecoder/util/RSAencode.java:68–78

RSA公钥加密 @param str 加密字符串 @param publicKey 公钥 @return 密文 @throws Exception 加密过程中的异常信息

(String str,String publicKey)

     * @throws Exception 加密过程中的异常信息
     */
    public static String encrypt(String str,String publicKey) throws Exception {
        //base64编码的公钥
        byte[] decoded = decryptBASE64(publicKey);
        Security.addProvider(new org.bouncycastle.jce.provider.BouncyCastleProvider());
        RSAPublicKey pubKey = (RSAPublicKey) KeyFactory.getInstance("RSA").generatePublic(new X509EncodedKeySpec(decoded));
        //RSA加密
        Cipher cipher = Cipher.getInstance("RSA");
        cipher.init(Cipher.ENCRYPT_MODE, pubKey);
        String outStr = encryptBASE64(cipher.doFinal(str.getBytes("UTF-8")));
        return outStr;
    }

    /**
     * RSA私钥解密