Examples with RSA cn.hutool.crypto.asymmetric.RSA used on opensource projects

Example 1 with RSA

use of cn.hutool.crypto.asymmetric.RSA in project netty-mqtt by devhg.

the class AuthService method checkValid.

@Override
public boolean checkValid(String username, String password) {
    if (StrUtil.isBlank(username) || StrUtil.isBlank(password)) {
        return false;
    }
    RSA rsa = new RSA(privateKey, null);
    String value = rsa.encryptBcd(username, KeyType.PrivateKey);
    return value.equals(password);
}

Example 2 with RSA

use of cn.hutool.crypto.asymmetric.RSA in project netty-mqtt by devhg.

the class PwdUtil method main.

/**
 * 通过用户名和私钥生成密码
 */
public static void main(String[] args) throws IOException {
    System.out.print("输入需要获取密码的用户名: ");
    Scanner scanner = new Scanner(System.in);
    String value = scanner.nextLine();
    RSAPrivateKey privateKey = IoUtil.readObj(PwdUtil.class.getClassLoader().getResourceAsStream("keystore/auth-private.key"));
    RSA rsa = new RSA(privateKey, null);
    System.out.println("用户名: " + value + " 对应生成的密码为: " + rsa.encryptBcd(value, KeyType.PrivateKey));
// 用户名: devhg
// 对应生成的密码为: AFF4FEA3B51EC536631017BC736A8CC55BCF9EB13B179AE4CB35DB212300011C99EAF63368342DAD801245C7BAE78DF6B8BA99E98B74B645EB4CF7F67A838F98
}

Example 3 with RSA

use of cn.hutool.crypto.asymmetric.RSA in project springboot-templet-start by thedestiny.

the class EncryptUtils method main.

public static void main(String[] args) {
    // 
    // //获得私钥
    // PrivateKey privateKey = rsa.getPrivateKey();
    // //获得公钥
    // PublicKey publicKey = rsa.getPublicKey();
    RSA rsa = new RSA();
    String privateKeyBase64 = rsa.getPrivateKeyBase64();
    String publicKeyBase64 = rsa.getPublicKeyBase64();
    log.info("private key {}", privateKeyBase64);
    log.info("public key {}", publicKeyBase64);
    String priKey = ResourceUtil.readStr("config/pri_key.txt", Charset.forName("UTF-8"));
    String pubKey = ResourceUtil.readStr("config/pub_key.txt", Charset.forName("UTF-8"));
    RSA rsa1 = new RSA(priKey, pubKey);
    // 公钥加密，私钥解密
    byte[] encrypt = rsa1.encrypt(StrUtil.bytes("我是一段测试aaaa", CharsetUtil.CHARSET_UTF_8), KeyType.PublicKey);
    String encrypt3 = rsa1.encryptBase64(StrUtil.bytes("我是一段测试aaaa", CharsetUtil.CHARSET_UTF_8), KeyType.PublicKey);
    System.out.println("加密秘文 " + StrUtil.str(encrypt, CharsetUtil.CHARSET_UTF_8));
    System.out.println("加密秘文3 " + encrypt3);
    byte[] decrypt = rsa1.decrypt(encrypt, KeyType.PrivateKey);
    String decrypt3 = rsa1.decryptStr(encrypt3, KeyType.PrivateKey);
    String str = StrUtil.str(decrypt, CharsetUtil.CHARSET_UTF_8);
    System.out.println("解密明文 " + str);
    System.out.println("解密明文3 " + decrypt3);
    // 私钥加密，公钥解密
    byte[] encrypt2 = rsa1.encrypt(StrUtil.bytes("我是一段测试bbb", CharsetUtil.CHARSET_UTF_8), KeyType.PrivateKey);
    System.out.println("加密秘文1" + StrUtil.str(encrypt2, CharsetUtil.CHARSET_UTF_8));
    byte[] decrypt2 = rsa1.decrypt(encrypt2, KeyType.PublicKey);
    String str1 = StrUtil.str(decrypt2, CharsetUtil.CHARSET_UTF_8);
    System.out.println("解密明文1" + str1);
}

Example 4 with RSA

use of cn.hutool.crypto.asymmetric.RSA in project springboot-templet-start by thedestiny.

the class RASUtils method main.

public static void main(String[] args) {
    byte[] cfs = HexUtil.decodeHex("ff1790033dd85ed3f78df634732c09cf");
    System.out.println(cfs);
    RSA rsa = new RSA();
    // 获得私钥
    PrivateKey privateKey = rsa.getPrivateKey();
    String privateKeyBase64 = rsa.getPrivateKeyBase64();
    // 获得公钥
    PublicKey publicKey = rsa.getPublicKey();
    String publicKeyBase64 = rsa.getPublicKeyBase64();
    // 公钥加密，私钥解密
    byte[] encrypt = rsa.encrypt(StrUtil.bytes("我是一段测试aaaa", CharsetUtil.CHARSET_UTF_8), KeyType.PublicKey);
    byte[] decrypt = rsa.decrypt(encrypt, KeyType.PrivateKey);
    Assert.assertEquals("我是一段测试aaaa", StrUtil.str(decrypt, CharsetUtil.CHARSET_UTF_8));
    // 私钥加密，公钥解密
    byte[] encrypt2 = rsa.encrypt(StrUtil.bytes("我是一段测试aaaa", CharsetUtil.CHARSET_UTF_8), KeyType.PrivateKey);
    byte[] decrypt2 = rsa.decrypt(encrypt2, KeyType.PublicKey);
    Assert.assertEquals("我是一段测试aaaa", StrUtil.str(decrypt2, CharsetUtil.CHARSET_UTF_8));
}

Example 5 with RSA

use of cn.hutool.crypto.asymmetric.RSA in project kms by mahonelau.

the class SecurityTools method valid.

public static SecurityResp valid(SecurityReq req) {
    SecurityResp resp = new SecurityResp();
    String pubKey = req.getPubKey();
    String aesKey = req.getAesKey();
    String data = req.getData();
    String signData = req.getSignData();
    RSA rsa = new RSA(null, Base64Decoder.decode(pubKey));
    Sign sign = new Sign(SignAlgorithm.SHA1withRSA, null, pubKey);
    byte[] decryptAes = rsa.decrypt(aesKey, KeyType.PublicKey);
    // log.info("rsa解密后的秘钥"+ Base64Encoder.encode(decryptAes));
    AES aes = SecureUtil.aes(decryptAes);
    String dencrptValue = aes.decryptStr(data);
    // log.info("解密后报文"+dencrptValue);
    resp.setData(new JSONObject(dencrptValue));
    boolean verify = sign.verify(dencrptValue.getBytes(), Base64Decoder.decode(signData));
    resp.setSuccess(verify);
    return resp;
}