Package org.dlese.dpc.schemedit.security.login

Class Utils

java.lang.Object
org.dlese.dpc.schemedit.security.login.Utils
public class Utils extends Object
Utility methods for com.myjaas.auth.*. All the methods in here are static so Utils should never be instantiated.
Version:
1.0.3
Author:
Andy Armstrong, andy@tagish.com

  • Method Summary

    Modifier and Type
    Method
    Description
    static char[]
    cryptPassword(char[] pwd)
    Perform MD5 hashing on the supplied password and return a char array containing the encrypted password as a printable string.
    static void
    smudge(byte[] pwd)
    Zero the contents of the specified array.
    static void
    smudge(char[] pwd)
    Zero the contents of the specified array.

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Method Details

    • smudge

      public static void smudge(char[] pwd)
      Zero the contents of the specified array. Typically used to erase temporary storage that has held plaintext passwords so that we don't leave them lying around in memory.
      Parameters:
      pwd - the array to zero

    • smudge

      public static void smudge(byte[] pwd)
      Zero the contents of the specified array.
      Parameters:
      pwd - the array to zero

    • cryptPassword

      public static char[] cryptPassword(char[] pwd) throws Exception
      Perform MD5 hashing on the supplied password and return a char array containing the encrypted password as a printable string. The hash is computed on the low 8 bits of each character.
      Parameters:
      pwd - The password to encrypt
      Returns:
      a character array containing a 32 character long hex encoded MD5 hash of the password
      Throws:
      Exception