Package jadex.ipc.impl.security.authentication

Class KeySecret

java.lang.Object

jadex.ipc.impl.security.authentication.AbstractAuthenticationSecret

jadex.ipc.impl.security.authentication.SharedSecret

jadex.ipc.impl.security.authentication.KeySecret

All Implemented Interfaces:

Cloneable

public class KeySecret
extends SharedSecret

Authentication secret based on a shared key.

Field Summary

Fields

Modifier and Type	Field	Description
protected byte[]	key	The password.
protected static final int	MIN_KEY_LENGTH	Key length warning threshold.
static final String	PREFIX	Prefix used to encode secret type as strings.

Fields inherited from class jadex.ipc.impl.security.authentication.AbstractAuthenticationSecret

SECRET_TYPES

Constructor Summary

Constructors

Constructor	Description
KeySecret()	Creates the secret.
KeySecret(byte[] key)	Creates the secret.
KeySecret(byte[] key, boolean warn)	Creates the secret.
KeySecret(String encodedkey)	Creates the secret.

Method Summary

Modifier and Type	Method	Description
static final KeySecret	createRandom()	Creates a random shared key.
static final String	createRandomAsString()	Creates a random shared key.
byte[]	deriveKey(int keysize, byte[] salt)	Derives a key from the shared secret using a salt.
byte[]	getKey()	Gets the key.
void	setKey(byte[] key)	Sets the key.
String	toString()	Creates encoded secret.

Methods inherited from class jadex.ipc.impl.security.authentication.SharedSecret

canSign

Methods inherited from class jadex.ipc.impl.security.authentication.AbstractAuthenticationSecret

clone, equals, fromKeyPair, fromString, fromString, hashCode, main

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

PREFIX

public static final String PREFIX

Prefix used to encode secret type as strings.

See Also:

• Constant Field Values

MIN_KEY_LENGTH

protected static final int MIN_KEY_LENGTH

Key length warning threshold.

See Also:

• Constant Field Values

key

protected byte[] key

The password.

Constructor Details

KeySecret

public KeySecret()

Creates the secret.

KeySecret

public KeySecret(String encodedkey)

Creates the secret.

KeySecret

public KeySecret(byte[] key)

Creates the secret.

KeySecret

public KeySecret(byte[] key,
 boolean warn)

Creates the secret.

Method Details

getKey

public byte[] getKey()

Gets the key.

Returns:

The key.

setKey

public void setKey(byte[] key)

Sets the key.

Parameters:

key - The key.

deriveKey

public byte[] deriveKey(int keysize,
 byte[] salt)

Derives a key from the shared secret using a salt.

Specified by:

deriveKey in class SharedSecret

Parameters:

keysize - The target key size in bytes to generate.

salt - Salt to use.

df - Used derivation function.

Returns:

Derived key.

toString

public String toString()

Creates encoded secret.

Overrides:

toString in class Object

Returns:

Encoded secret.

createRandom

public static final KeySecret createRandom()

Creates a random shared key.

Returns:

Random shared key.

createRandomAsString

public static final String createRandomAsString()

Creates a random shared key.

Returns:

Random shared key.