org.springframework.security.crypto.bcrypt.BCrypt.gensalt()方法的使用及代码示例

x33g5p2x  于2022-01-17 转载在 其他  
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本文整理了Java中org.springframework.security.crypto.bcrypt.BCrypt.gensalt()方法的一些代码示例，展示了BCrypt.gensalt()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.gensalt()方法的具体详情如下：
包路径：org.springframework.security.crypto.bcrypt.BCrypt
类名称：BCrypt
方法名：gensalt

BCrypt.gensalt介绍

[英]Generate a salt for use with the BCrypt.hashpw() method, selecting a reasonable default for the number of hashing rounds to apply
[中]生成一种盐，与BCrypt一起使用。hashpw（）方法，为要应用的哈希轮数选择一个合理的默认值

代码示例

代码示例来源：origin: spring-projects/spring-security

  1. /**
  2.  * Generate a salt for use with the BCrypt.hashpw() method,
  3.  * selecting a reasonable default for the number of hashing
  4.  * rounds to apply
  5.  * @return    an encoded salt value
  6.  */
  7. public static String gensalt() {
  8.   return gensalt(GENSALT_DEFAULT_LOG2_ROUNDS);
  9. }

代码示例来源：origin: spring-projects/spring-security

  1. /**
  2.  * Generate a salt for use with the BCrypt.hashpw() method
  3.  * @param log_rounds    the log2 of the number of rounds of
  4.  * hashing to apply - the work factor therefore increases as
  5.  * 2**log_rounds.
  6.  * @param random        an instance of SecureRandom to use
  7.  * @return    an encoded salt value
  8.  * @exception IllegalArgumentException if log_rounds is invalid
  9.  */
  10. public static String gensalt(int log_rounds, SecureRandom random)
  11.     throws IllegalArgumentException {
  12.   return gensalt("$2a", log_rounds, random);
  13. }

代码示例来源：origin: spring-projects/spring-security

  1. public static String gensalt(String prefix) {
  2.   return gensalt(prefix, GENSALT_DEFAULT_LOG2_ROUNDS);
  3. }

代码示例来源：origin: org.springframework.security/spring-security-core

  1. /**
  2.  * Generate a salt for use with the BCrypt.hashpw() method, selecting a reasonable
  3.  * default for the number of hashing rounds to apply
  4.  * @return an encoded salt value
  5.  */
  6. public static String gensalt() {
  7.   return gensalt(GENSALT_DEFAULT_LOG2_ROUNDS);
  8. }

代码示例来源：origin: spring-projects/spring-security

  1. /**
  2.  * Generate a salt for use with the BCrypt.hashpw() method
  3.  * @param prefix        the prefix value (default $2a)
  4.  * @param log_rounds    the log2 of the number of rounds of
  5.  * hashing to apply - the work factor therefore increases as
  6.  * 2**log_rounds.
  7.  * @return    an encoded salt value
  8.  * @exception IllegalArgumentException if prefix or log_rounds is invalid
  9.  */
  10. public static String gensalt(String prefix, int log_rounds)
  11.     throws IllegalArgumentException {
  12.   return gensalt(prefix, log_rounds, new SecureRandom());
  13. }

代码示例来源：origin: spring-projects/spring-security

  1. /**
  2.  * Generate a salt for use with the BCrypt.hashpw() method
  3.  * @param log_rounds    the log2 of the number of rounds of
  4.  * hashing to apply - the work factor therefore increases as
  5.  * 2**log_rounds.
  6.  * @return    an encoded salt value
  7.  * @exception IllegalArgumentException if log_rounds is invalid
  8.  */
  9. public static String gensalt(int log_rounds)
  10.     throws IllegalArgumentException {
  11.   return gensalt(log_rounds, new SecureRandom());
  12. }

代码示例来源：origin: org.springframework.security/spring-security-core

  1. /**
  2.  * Generate a salt for use with the BCrypt.hashpw() method
  3.  * @param log_rounds the log2 of the number of rounds of hashing to apply - the work
  4.  * factor therefore increases as 2**log_rounds. Minimum 4, maximum 31.
  5.  * @return an encoded salt value
  6.  */
  7. public static String gensalt(int log_rounds) {
  8.   return gensalt(log_rounds, new SecureRandom());
  9. }

代码示例来源：origin: org.springframework.security/spring-security-core

  1. public String encode(CharSequence rawPassword) {
  2.   String salt;
  3.   if (strength > 0) {
  4.     if (random != null) {
  5.       salt = BCrypt.gensalt(strength, random);
  6.     }
  7.     else {
  8.       salt = BCrypt.gensalt(strength);
  9.     }
  10.   }
  11.   else {
  12.     salt = BCrypt.gensalt();
  13.   }
  14.   return BCrypt.hashpw(rawPassword.toString(), salt);
  15. }

代码示例来源：origin: spring-projects/spring-security

  1. public String encode(CharSequence rawPassword) {
  2.   String salt;
  3.   if (strength > 0) {
  4.     if (random != null) {
  5.       salt = BCrypt.gensalt(version.getVersion(), strength, random);
  6.     } else {
  7.       salt = BCrypt.gensalt(version.getVersion(), strength);
  8.     }
  9.   } else {
  10.     salt = BCrypt.gensalt(version.getVersion());
  11.   }
  12.   return BCrypt.hashpw(rawPassword.toString(), salt);
  13. }

代码示例来源：origin: spring-projects/spring-security

  1. @Test(expected = IllegalArgumentException.class)
  2. public void genSaltFailsWithTooFewRounds() {
  3.   BCrypt.gensalt(3);
  4. }

代码示例来源：origin: spring-projects/spring-security

  1. @Test(expected = IllegalArgumentException.class)
  2. public void genSaltFailsWithTooManyRounds() {
  3.   BCrypt.gensalt(32);
  4. }

代码示例来源：origin: spring-projects/spring-security

  1. @Test
  2. public void genSaltGeneratesCorrectSaltPrefix() {
  3.   assertThat(BCrypt.gensalt(4)).startsWith("$2a$04$");
  4.   assertThat(BCrypt.gensalt(31)).startsWith("$2a$31$");
  5. }

代码示例来源：origin: spring-projects/spring-security

  1. /**
  2.  * Test for correct hashing of non-US-ASCII passwords
  3.  */
  4. @Test
  5. public void testInternationalChars() {
  6.   print("BCrypt.hashpw w/ international chars: ");
  7.   String pw1 = "ππππππππ";
  8.   String pw2 = "????????";
  9.   String h1 = BCrypt.hashpw(pw1, BCrypt.gensalt());
  10.   assertThat(BCrypt.checkpw(pw2, h1)).isFalse();
  11.   print(".");
  12.   String h2 = BCrypt.hashpw(pw2, BCrypt.gensalt());
  13.   assertThat(BCrypt.checkpw(pw1, h2)).isFalse();
  14.   print(".");
  15.   println("");
  16. }

代码示例来源：origin: spring-projects/spring-security

  1. /**
  2.  * Test method for 'BCrypt.gensalt()'
  3.  */
  4. @Test
  5. public void testGensalt() {
  6.   print("BCrypt.gensalt(): ");
  7.   for (int i = 0; i < test_vectors.length; i += 4) {
  8.     String plain = test_vectors[i][0];
  9.     String salt = BCrypt.gensalt();
  10.     String hashed1 = BCrypt.hashpw(plain, salt);
  11.     String hashed2 = BCrypt.hashpw(plain, hashed1);
  12.     assertThat(hashed2).isEqualTo(hashed1);
  13.     print(".");
  14.   }
  15.   println("");
  16. }

代码示例来源：origin: spring-projects/spring-security

  1. /**
  2.  * Test method for 'BCrypt.gensalt(int)'
  3.  */
  4. @Test
  5. public void testGensaltInt() {
  6.   print("BCrypt.gensalt(log_rounds):");
  7.   for (int i = 4; i <= 12; i++) {
  8.     print(" " + Integer.toString(i) + ":");
  9.     for (int j = 0; j < test_vectors.length; j += 4) {
  10.       String plain = test_vectors[j][0];
  11.       String salt = BCrypt.gensalt(i);
  12.       String hashed1 = BCrypt.hashpw(plain, salt);
  13.       String hashed2 = BCrypt.hashpw(plain, hashed1);
  14.       assertThat(hashed2).isEqualTo(hashed1);
  15.       print(".");
  16.     }
  17.   }
  18.   println("");
  19. }

代码示例来源：origin: cloudfoundry/uaa

  1. @Test
  2. public void testSameSaltHash() {
  3.   String salt = BCrypt.gensalt();
  4.   String passwd = "testpassword"+new RandomValueStringGenerator().generate();
  5.   Assert.assertEquals(BCrypt.hashpw(passwd, salt), BCrypt.hashpw(passwd, salt));
  6. }

代码示例来源：origin: org.springframework.security/spring-security-crypto

  1. /**
  2.  * Generate a salt for use with the BCrypt.hashpw() method, selecting a reasonable
  3.  * default for the number of hashing rounds to apply
  4.  * @return an encoded salt value
  5.  */
  6. public static String gensalt() {
  7.   return gensalt(GENSALT_DEFAULT_LOG2_ROUNDS);
  8. }

代码示例来源：origin: org.springframework.security/org.springframework.security.core

  1. /**
  2.  * Generate a salt for use with the BCrypt.hashpw() method,
  3.  * selecting a reasonable default for the number of hashing
  4.  * rounds to apply
  5.  * @return  an encoded salt value
  6.  */
  7. public static String gensalt() {
  8.   return gensalt(GENSALT_DEFAULT_LOG2_ROUNDS);
  9. }

代码示例来源：origin: org.springframework.security/spring-security-crypto

  1. /**
  2.  * Generate a salt for use with the BCrypt.hashpw() method
  3.  * @param log_rounds the log2 of the number of rounds of hashing to apply - the work
  4.  * factor therefore increases as 2**log_rounds. Minimum 4, maximum 31.
  5.  * @return an encoded salt value
  6.  */
  7. public static String gensalt(int log_rounds) {
  8.   return gensalt(log_rounds, new SecureRandom());
  9. }

代码示例来源：origin: PegaSysEng/pantheon

  1. @Override
  2.  public void run() {
  3.   out.print(BCrypt.hashpw(password, BCrypt.gensalt()));
  4.  }
  5. }

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