kz.greetgo.security.crypto

Class CryptoBridge

java.lang.Object

kz.greetgo.security.crypto.CryptoBridge

All Implemented Interfaces:

Crypto

public class CryptoBridge
extends java.lang.Object
implements Crypto

Field Summary

Fields

Modifier and Type	Field and Description
static CryptoTrace	trace

Constructor Summary

Constructors

Constructor and Description
CryptoBridge(CryptoSource cryptoSource)

Method Summary

Modifier and Type	Method and Description
byte[]	decrypt(byte[] encryptedBytes) Decrypt encrypted data using private key
byte[]	encrypt(byte[] bytes) Encrypt data using public key
byte[]	makeHash(byte[] sourceBytes) Generate hash
java.security.SecureRandom	rnd() Gives security random generator
byte[]	sign(byte[] bytes) Sign data
boolean	verifySignature(byte[] bytes, byte[] signature) Verifies signature

Methods inherited from class java.lang.Object

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

Field Detail

trace

public static CryptoTrace trace

Constructor Detail

CryptoBridge

public CryptoBridge(CryptoSource cryptoSource)

Method Detail

encrypt

public byte[] encrypt(byte[] bytes)

Description copied from interface: Crypto

Encrypt data using public key

Specified by:

encrypt in interface Crypto

Parameters:

bytes - data to encrypt

Returns:

encrypted data

decrypt

public byte[] decrypt(byte[] encryptedBytes)

Description copied from interface: Crypto

Decrypt encrypted data using private key

Specified by:

decrypt in interface Crypto

Parameters:

encryptedBytes - encrypted data

Returns:

decrypted (original) data

sign

public byte[] sign(byte[] bytes)

Description copied from interface: Crypto

Sign data

Specified by:

sign in interface Crypto

Parameters:

bytes - the data to sign

Returns:

signature

verifySignature

public boolean verifySignature(byte[] bytes,
                               byte[] signature)

Description copied from interface: Crypto

Verifies signature

Specified by:

verifySignature in interface Crypto

Parameters:

bytes - checking data

signature - verifying signature

Returns:

verification result: true - verification is OK, otherwise - verification wrong

makeHash

public byte[] makeHash(byte[] sourceBytes)

Description copied from interface: Crypto

Generate hash

Specified by:

makeHash in interface Crypto

Parameters:

sourceBytes - source data

Returns:

hash

rnd

public java.security.SecureRandom rnd()

Description copied from interface: Crypto

Gives security random generator

Specified by:

rnd in interface Crypto

Returns:

security random generator