org.spongycastle.jcajce.provider.symmetric.util

Class PBE.Util

java.lang.Object

org.spongycastle.jcajce.provider.symmetric.util.PBE.Util

Enclosing interface:

PBE

public static class PBE.Util
extends java.lang.Object

uses the appropriate mixer to generate the key and IV if necessary.

Constructor Summary

Constructors

Constructor and Description
PBE.Util()

Method Summary

Methods

Modifier and Type	Method and Description
static org.spongycastle.crypto.CipherParameters	makePBEMacParameters(BCPBEKey pbeKey, java.security.spec.AlgorithmParameterSpec spec) generate a PBE based key suitable for a MAC algorithm, the key size is chosen according the MAC size, or the hashing algorithm, whichever is greater.
static org.spongycastle.crypto.CipherParameters	makePBEMacParameters(javax.crypto.spec.PBEKeySpec keySpec, int type, int hash, int keySize) generate a PBE based key suitable for a MAC algorithm, the key size is chosen according the MAC size, or the hashing algorithm, whichever is greater.
static org.spongycastle.crypto.CipherParameters	makePBEParameters(BCPBEKey pbeKey, java.security.spec.AlgorithmParameterSpec spec, java.lang.String targetAlgorithm) construct a key and iv (if necessary) suitable for use with a Cipher.
static org.spongycastle.crypto.CipherParameters	makePBEParameters(javax.crypto.spec.PBEKeySpec keySpec, int type, int hash, int keySize, int ivSize) construct a key and iv (if necessary) suitable for use with a Cipher.

Methods inherited from class java.lang.Object

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

Constructor Detail

PBE.Util

public PBE.Util()

Method Detail

makePBEParameters

public static org.spongycastle.crypto.CipherParameters makePBEParameters(BCPBEKey pbeKey,
                                                         java.security.spec.AlgorithmParameterSpec spec,
                                                         java.lang.String targetAlgorithm)

construct a key and iv (if necessary) suitable for use with a Cipher.

makePBEMacParameters

public static org.spongycastle.crypto.CipherParameters makePBEMacParameters(BCPBEKey pbeKey,
                                                            java.security.spec.AlgorithmParameterSpec spec)

generate a PBE based key suitable for a MAC algorithm, the key size is chosen according the MAC size, or the hashing algorithm, whichever is greater.

makePBEParameters

public static org.spongycastle.crypto.CipherParameters makePBEParameters(javax.crypto.spec.PBEKeySpec keySpec,
                                                         int type,
                                                         int hash,
                                                         int keySize,
                                                         int ivSize)

construct a key and iv (if necessary) suitable for use with a Cipher.

makePBEMacParameters

public static org.spongycastle.crypto.CipherParameters makePBEMacParameters(javax.crypto.spec.PBEKeySpec keySpec,
                                                            int type,
                                                            int hash,
                                                            int keySize)

generate a PBE based key suitable for a MAC algorithm, the key size is chosen according the MAC size, or the hashing algorithm, whichever is greater.