cn.ponfee.commons.jce.security

类 ECDHKeyExchanger

java.lang.Object

cn.ponfee.commons.jce.security.ECDHKeyExchanger

public final class ECDHKeyExchanger
extends Object

ECDH Key Exchange Key-Agreement

作者:

Ponfee

构造器概要

构造器

构造器和说明
ECDHKeyExchanger()

方法概要

限定符和类型	方法和说明
static ECPrivateKey	decodePrivateKey(byte[] privateKey) 取得私钥
static ECPublicKey	decodePublicKey(byte[] publicKey) 取得公钥
static byte[]	decrypt(byte[] data, SecretKey secretKey) 解密
static byte[]	encode(ECPrivateKey key) ECPrivateKey convert to byte array
static byte[]	encode(ECPublicKey key) ECPublicKey convert to byte array
static byte[]	encrypt(byte[] data, SecretKey secretKey) 加密
static SecretKey	genSecretKey(byte[] bPriKey, byte[] aPubKey) 双方公私钥生成（协商）对称密钥
static SecretKey	genSecretKey(ECPrivateKey bPriKey, ECPublicKey aPubKey) 双方公私钥生成（协商）对称密钥
static org.apache.commons.lang3.tuple.Pair<ECPublicKey,ECPrivateKey>	initPartAKey()
static org.apache.commons.lang3.tuple.Pair<ECPublicKey,ECPrivateKey>	initPartAKey(int keySize) 初始化甲方密钥
static org.apache.commons.lang3.tuple.Pair<ECPublicKey,ECPrivateKey>	initPartBKey(byte[] partAPubKey)
static org.apache.commons.lang3.tuple.Pair<ECPublicKey,ECPrivateKey>	initPartBKey(ECPublicKey partAPublicKey) 初始化乙方密钥

从类继承的方法 java.lang.Object

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

构造器详细资料

ECDHKeyExchanger

public ECDHKeyExchanger()

方法详细资料

initPartAKey

public static org.apache.commons.lang3.tuple.Pair<ECPublicKey,ECPrivateKey> initPartAKey()

initPartAKey

public static org.apache.commons.lang3.tuple.Pair<ECPublicKey,ECPrivateKey> initPartAKey(int keySize)

初始化甲方密钥

参数:

keySize - the key size: 192/224/256/384/521

返回:

the key map

initPartBKey

public static org.apache.commons.lang3.tuple.Pair<ECPublicKey,ECPrivateKey> initPartBKey(byte[] partAPubKey)

initPartBKey

public static org.apache.commons.lang3.tuple.Pair<ECPublicKey,ECPrivateKey> initPartBKey(ECPublicKey partAPublicKey)

初始化乙方密钥

参数:

partAPublicKey - 甲方公钥

返回:

encode

public static byte[] encode(ECPublicKey key)

ECPublicKey convert to byte array

参数:

key - the ECPublicKey

返回:

byte array encoded of ECPublicKey

encode

public static byte[] encode(ECPrivateKey key)

ECPrivateKey convert to byte array

参数:

key - the ECPrivateKey

返回:

byte array encoded of ECPrivateKey

decodePrivateKey

public static ECPrivateKey decodePrivateKey(byte[] privateKey)

取得私钥

参数:

privateKey -

返回:

decodePublicKey

public static ECPublicKey decodePublicKey(byte[] publicKey)

取得公钥

参数:

publicKey -

返回:

genSecretKey

public static SecretKey genSecretKey(byte[] bPriKey,
                                     byte[] aPubKey)

双方公私钥生成（协商）对称密钥

参数:

bPriKey -

aPubKey -

返回:

genSecretKey

public static SecretKey genSecretKey(ECPrivateKey bPriKey,
                                     ECPublicKey aPubKey)

双方公私钥生成（协商）对称密钥

参数:

bPriKey -

aPubKey -

返回:

encrypt

public static byte[] encrypt(byte[] data,
                             SecretKey secretKey)

加密

参数:

data - 待加密数据

secretKey - 双方公私钥协商的对称密钥

返回:

decrypt

public static byte[] decrypt(byte[] data,
                             SecretKey secretKey)

解密

参数:

data - 待解密数据

secretKey - 双方公私钥协商的对称密钥

返回: