Class PKCS5S2ParametersGenerator

java.lang.Object
com.ongres.scram.common.bouncycastle.pbkdf2.PBEParametersGenerator
com.ongres.scram.common.bouncycastle.pbkdf2.PKCS5S2ParametersGenerator

public class PKCS5S2ParametersGenerator extends PBEParametersGenerator
Generator for PBE derived keys and ivs as defined by PKCS 5 V2.0 Scheme 2. This generator uses a SHA-1 HMac as the calculation function.

The document this implementation is based on can be found at RSA's PKCS5 Page

  • Field Details

    • hMac

      private Mac hMac
    • state

      private byte[] state
  • Constructor Details

    • PKCS5S2ParametersGenerator

      public PKCS5S2ParametersGenerator(Digest digest)
  • Method Details

    • F

      private void F(byte[] S, int c, byte[] iBuf, byte[] out, int outOff)
    • generateDerivedKey

      private byte[] generateDerivedKey(int dkLen)
    • generateDerivedParameters

      public CipherParameters generateDerivedParameters(int keySize)
      Generate a key parameter derived from the password, salt, and iteration count we are currently initialised with.
      Specified by:
      generateDerivedParameters in class PBEParametersGenerator
      Parameters:
      keySize - the size of the key we want (in bits)
      Returns:
      a KeyParameter object.