org.mindrot.jbcrypt.BCrypt.hashpw()方法的使用及代码示例

x33g5p2x  于2022-01-16 转载在 其他  
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本文整理了Java中org.mindrot.jbcrypt.BCrypt.hashpw()方法的一些代码示例，展示了BCrypt.hashpw()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。BCrypt.hashpw()方法的具体详情如下：
包路径：org.mindrot.jbcrypt.BCrypt
类名称：BCrypt
方法名：hashpw

BCrypt.hashpw介绍

[英]Hash a password using the OpenBSD bcrypt scheme
[中]使用OpenBSD bcrypt方案散列密码

代码示例

代码示例来源：origin: Graylog2/graylog2-server

private String hash(String password, String salt) {
  return PREFIX + BCrypt.hashpw(password, salt) + SALT_PREFIX + salt;
}

代码示例来源：origin: jenkinsci/jenkins

public String encodePassword(String rawPass, Object obj) throws DataAccessException {
  return BCrypt.hashpw(rawPass,BCrypt.gensalt());
}

代码示例来源：origin: hierynomus/sshj

/**
   * Check that a plaintext password matches a previously hashed
   * one
   * @param plaintext    the plaintext password to verify
   * @param hashed    the previously-hashed password
   * @return    true if the passwords match, false otherwise
   */
  public static boolean checkpw(String plaintext, String hashed) {
    byte hashed_bytes[];
    byte try_bytes[];
    try {
      String try_pw = hashpw(plaintext, hashed);
      hashed_bytes = hashed.getBytes("UTF-8");
      try_bytes = try_pw.getBytes("UTF-8");
    } catch (UnsupportedEncodingException uee) {
      return false;
    }
    if (hashed_bytes.length != try_bytes.length)
      return false;
    byte ret = 0;
    for (int i = 0; i < try_bytes.length; i++)
      ret |= hashed_bytes[i] ^ try_bytes[i];
    return ret == 0;
  }
}

代码示例来源：origin: apache/usergrid

public byte[] auth( byte[] input, CredentialsInfo info, UUID userId, UUID applicationId ) {
  //our existing has the salt in it, extract it and re-use it
  String infoSecret = info.getSecret();
  Assert.notNull( infoSecret, "The credentials info must have a bcrypt compatible secret to perform auth" );
  String existing = new String( decodeBase64( infoSecret ), UTF8 );
  return BCrypt.hashpw( new String( input, UTF8 ), existing ).getBytes( UTF8 );
}

代码示例来源：origin: apache/usergrid

@Override
public byte[] hash( byte[] input, CredentialsInfo info, UUID userId, UUID applicationId ) {
  return BCrypt.hashpw(new String(input, UTF8), BCrypt.gensalt(defaultIterations)).getBytes();
}

代码示例来源：origin: SonarSource/sonarqube

@Override
 public void storeHashPassword(UserDto user, String password) {
  requireNonNull(password, "Password cannot be null");
  user.setHashMethod(HashMethod.BCRYPT.name())
   .setCryptedPassword(BCrypt.hashpw(password, BCrypt.gensalt(12)))
   .setSalt(null);
 }
}

代码示例来源：origin: hierynomus/sshj

/**
 * Test method for 'BCrypt.hashpw(String, String)'
 */
public void testHashpw() {
  System.out.print("BCrypt.hashpw(): ");
  for (int i = 0; i < test_vectors.length; i++) {
    String plain = test_vectors[i][0];
    String salt = test_vectors[i][1];
    String expected = test_vectors[i][2];
    String hashed = BCrypt.hashpw(plain, salt);
    assertEquals(hashed, expected);
    System.out.print(".");
  }
  System.out.println("");
}

代码示例来源：origin: hierynomus/sshj

/**
 * Test method for 'BCrypt.gensalt()'
 */
public void testGensalt() {
  System.out.print("BCrypt.gensalt(): ");
  for (int i = 0; i < test_vectors.length; i += 4) {
    String plain = test_vectors[i][0];
    String salt = BCrypt.gensalt();
    String hashed1 = BCrypt.hashpw(plain, salt);
    String hashed2 = BCrypt.hashpw(plain, hashed1);
    assertEquals(hashed1, hashed2);
    System.out.print(".");
  }
  System.out.println("");
}

代码示例来源：origin: apache/nifi

protected Cipher getInitializedCipher(EncryptionMethod encryptionMethod, String password, byte[] salt, byte[] iv, int keyLength, boolean encryptMode) throws Exception {
  if (encryptionMethod == null) {
    throw new IllegalArgumentException("The encryption method must be specified");
  }
  if (!encryptionMethod.isCompatibleWithStrongKDFs()) {
    throw new IllegalArgumentException(encryptionMethod.name() + " is not compatible with Bcrypt");
  }
  if (StringUtils.isEmpty(password)) {
    throw new IllegalArgumentException("Encryption with an empty password is not supported");
  }
  String algorithm = encryptionMethod.getAlgorithm();
  String provider = encryptionMethod.getProvider();
  final String cipherName = CipherUtility.parseCipherFromAlgorithm(algorithm);
  if (!CipherUtility.isValidKeyLength(keyLength, cipherName)) {
    throw new IllegalArgumentException(String.valueOf(keyLength) + " is not a valid key length for " + cipherName);
  }
  String bcryptSalt = formatSaltForBcrypt(salt);
  String hash = BCrypt.hashpw(password, bcryptSalt);
  /* The SHA-512 hash is required in order to derive a key longer than 184 bits (the resulting size of the Bcrypt hash) and ensuring the avalanche effect causes higher key entropy (if all
  derived keys follow a consistent pattern, it weakens the strength of the encryption) */
  MessageDigest digest = MessageDigest.getInstance("SHA-512", provider);
  byte[] dk = digest.digest(hash.getBytes(StandardCharsets.UTF_8));
  dk = Arrays.copyOf(dk, keyLength / 8);
  SecretKey tempKey = new SecretKeySpec(dk, algorithm);
  KeyedCipherProvider keyedCipherProvider = new AESKeyedCipherProvider();
  return keyedCipherProvider.getCipher(encryptionMethod, tempKey, iv, encryptMode);
}

代码示例来源：origin: hierynomus/sshj

/**
 * Test method for 'BCrypt.gensalt(int)'
 */
public void testGensaltInt() {
  System.out.print("BCrypt.gensalt(log_rounds):");
  for (int i = 4; i <= 12; i++) {
    System.out.print(" " + Integer.toString(i) + ":");
    for (int j = 0; j < test_vectors.length; j += 4) {
      String plain = test_vectors[j][0];
      String salt = BCrypt.gensalt(i);
      String hashed1 = BCrypt.hashpw(plain, salt);
      String hashed2 = BCrypt.hashpw(plain, hashed1);
      assertEquals(hashed1, hashed2);
      System.out.print(".");
    }
  }
  System.out.println("");
}

代码示例来源：origin: hierynomus/sshj

/**
 * Test for correct hashing of non-US-ASCII passwords
 */
public void testInternationalChars() {
  System.out.print("BCrypt.hashpw w/ international chars: ");
  String pw1 = "\u2605\u2605\u2605\u2605\u2605\u2605\u2605\u2605";
  String pw2 = "????????";
  String h1 = BCrypt.hashpw(pw1, BCrypt.gensalt());
  assertFalse(BCrypt.checkpw(pw2, h1));
  System.out.print(".");
  String h2 = BCrypt.hashpw(pw2, BCrypt.gensalt());
  assertFalse(BCrypt.checkpw(pw1, h2));
  System.out.print(".");
  System.out.println("");
}

代码示例来源：origin: SonarSource/sonarqube

@Test
public void authentication_with_bcrypt_with_correct_password_should_work() {
 String password = randomAlphanumeric(60);
 UserDto user = newUserDto()
  .setHashMethod(BCRYPT.name())
  .setCryptedPassword(BCrypt.hashpw(password, BCrypt.gensalt(12)));
 underTest.authenticate(db.getSession(), user, password, AuthenticationEvent.Method.BASIC);
}

代码示例来源：origin: SonarSource/sonarqube

@Test
public void authentication_with_bcrypt_with_incorrect_password_should_throw_AuthenticationException() {
 String password = randomAlphanumeric(60);
 UserDto user = newUserDto()
  .setHashMethod(BCRYPT.name())
  .setCryptedPassword(BCrypt.hashpw(password, BCrypt.gensalt(12)));
 expectedException.expect(AuthenticationException.class);
 expectedException.expectMessage("wrong password");
 underTest.authenticate(db.getSession(), user, "WHATEVER", AuthenticationEvent.Method.BASIC);
}

代码示例来源：origin: syncthing/syncthing-android

password.setTextContent(BCrypt.hashpw(apikey, BCrypt.gensalt(4)));
changed = true;

代码示例来源：origin: apache/tinkerpop

/**
   * Creates or updates a user.
   */
  public default GraphTraversal<S, Vertex> user(final String username, final String password) {
    return has(VERTEX_LABEL_USER, PROPERTY_USERNAME, username).
        fold().
        coalesce(__.unfold(),
            __.addV(VERTEX_LABEL_USER).property(PROPERTY_USERNAME, username)).
        property(PROPERTY_PASSWORD, BCrypt.hashpw(password, BCrypt.gensalt(CredentialTraversalDsl.BCRYPT_ROUNDS)));
  }
}

代码示例来源：origin: apache/tinkerpop

/**
   * Creates or updates a user.
   */
  public GraphTraversal<Vertex, Vertex> user(final String username, final String password) {
    return this.clone().V().
        has(VERTEX_LABEL_USER, PROPERTY_USERNAME, username).
        fold().
        coalesce(__.unfold(),
             __.addV(VERTEX_LABEL_USER).property(PROPERTY_USERNAME, username)).
        property(PROPERTY_PASSWORD, BCrypt.hashpw(password, BCrypt.gensalt(CredentialTraversalDsl.BCRYPT_ROUNDS)));
  }
}

代码示例来源：origin: actframework/actframework

public static char[] hashpw(char[] password, String salt) {
  StringBuilder buf = new StringBuilder();
  hashpw(password, salt, buf);
  int len = buf.length();
  char[] ca = new char[len];
  buf.getChars(0, len, ca, 0);
  return ca;
}

代码示例来源：origin: actframework/actframework

/**
 * Hash a password using the OpenBSD bcrypt scheme
 * @param password    the password to hash
 * @param salt    the salt to hash with (perhaps generated
 * using BCrypt.gensalt)
 * @return    the hashed password
 */
public static String hashpw(String password, String salt) {
  StringBuilder buf = new StringBuilder();
  hashpw(password.toCharArray(), salt, buf);
  return buf.toString();
}

代码示例来源：origin: sismics/reader

/**
   * Hash the user's password.
   * 
   * @param password Clear password
   * @return Hashed password
   */
  protected String hashPassword(String password) {
    return BCrypt.hashpw(password, BCrypt.gensalt());
  }
}

代码示例来源：origin: actframework/actframework

/**
 * Generate crypted hash of give password
 * @param password the password
 * @return the password hash
 */
public String passwordHash(String password) {
  if (null == password) {
    return null;
  }
  return BCrypt.hashpw(password, BCrypt.gensalt());
}

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