HKDF

public class HKDF extends Object

Java implementation of the HKDF key derivation function, as defined in RFC-5869.

Public Method Summary

void
addKeyMaterial(byte[] keyMaterial)
void
beginExtractKey()
void
beginExtractKey(byte[] salt)
byte[]
expandKey(int requestedKeyLen, byte[] info)
void
finishExtractKey()
static HKDF
getInstance(String algorithm)
byte[]
pseudoRandomKey()
void
reset()

Inherited Method Summary

Object
clone()
boolean
equals(Object arg0)
void
finalize()
final Class<?>
getClass()
int
hashCode()
final void
notify()
final void
notifyAll()
String
toString()
final void
wait(long arg0, int arg1)
final void
wait(long arg0)
final void
wait()

Public Methods

public void addKeyMaterial (byte[] keyMaterial)

Parameters
keyMaterial

public void beginExtractKey ()

public void beginExtractKey (byte[] salt)

Parameters
salt

public byte[] expandKey (int requestedKeyLen, byte[] info)

Parameters
requestedKeyLen
info

public void finishExtractKey ()

public static HKDF getInstance (String algorithm)

Parameters
algorithm
Throws
NoSuchAlgorithmException

public byte[] pseudoRandomKey ()

public void reset ()