(Java) PBKDF2 - Derive Key from Password

Demonstrates how to derive a symmetric encryption key from a password using PBKDF2. This example matches the results found at this URL: http://www.di-mgt.com.au/cryptoKDFs.html#examplespbkdf

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import com.chilkatsoft.*;

public class ChilkatExample {

  static {
    try {
        System.loadLibrary("chilkat");
    } catch (UnsatisfiedLinkError e) {
      System.err.println("Native code library failed to load.\n" + e);
      System.exit(1);
    }
  }

  public static void main(String argv[])
  {
    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    CkCrypt2 crypt = new CkCrypt2();

    String hexKey;
    // http://www.di-mgt.com.au/cryptoKDFs.html#examplespbkdf

    String pw = "password";
    String pwCharset = "ansi";
    // Hash algorithms may be: sha1, md2, md5, etc.
    String hashAlg = "sha1";
    // The salt should be 8 bytes:
    String saltHex = "78578E5A5D63CB06";
    int iterationCount = 2048;
    // Derive a 192-bit key from the password.
    int outputBitLen = 192;

    // The derived key is returned as a hex or base64 encoded string.
    // (Note: The salt argument must be a string that also uses
    // the same encoding.)
    String enc = "hex";

    hexKey = crypt.pbkdf2(pw,pwCharset,hashAlg,saltHex,iterationCount,outputBitLen,enc);

    System.out.println(hexKey);

    // The output should have this value:
    // BFDE6BE94DF7E11DD409BCE20A0255EC327CB936FFE9364
  }
}