cn.tdchain.cipher.rsa

类 RsaUtil

java.lang.Object

cn.tdchain.cipher.rsa.RsaUtil

public class RsaUtil
extends Object

RSA Utility.

版本:

2.0

作者:

Xiaoming 2017-02-04

方法概要

限定符和类型	方法和说明
static String	decrypt(String data, Key key) RSA解密 2017年2月4日 xiaoming.
static String	decrypt(String data, String privateKey)
static String	encrypt(String data, PublicKey key) Encrypt by UTF-8.
static String	encrypt(String data, String publicKey) encrypt公钥加密
static KeyPair	generKey()
static String	getPrivateKey(PrivateKey privateKey)
static String	getPublicKey(PublicKey publicKey) getPublicKey
static PublicKey	getPublicKey(String publicKeyStr)
static String	sign(PrivateKey privateKey, String text) sign签名函数,byte数组最终以16进制显示.
static String	sign(String privateKeyStr, String data) sign
static boolean	verify(PublicKey publicKey, String signText, String text) verify验签.
static boolean	verify(String publickey, String signature, String data) verify公钥验签

从类继承的方法 java.lang.Object

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

方法详细资料

generKey

public static KeyPair generKey()

返回:

KeyPair

encrypt

public static String encrypt(String data,
                             PublicKey key)

Encrypt by UTF-8.

参数:

data -

key -

返回:

String

getPublicKey

public static String getPublicKey(PublicKey publicKey)

getPublicKey

参数:

publicKey -

返回:

String

getPrivateKey

public static String getPrivateKey(PrivateKey privateKey)

参数:

privateKey -

返回:

String

getPublicKey

public static PublicKey getPublicKey(String publicKeyStr)
                              throws NoSuchAlgorithmException,
                                     InvalidKeySpecException

参数:

publicKeyStr -

返回:

PublicKey

抛出:

NoSuchAlgorithmException

InvalidKeySpecException

decrypt

public static String decrypt(String data,
                             Key key)

RSA解密 2017年2月4日 xiaoming.

参数:

data -

key -

返回:

String

sign

public static String sign(PrivateKey privateKey,
                          String text)

sign签名函数,byte数组最终以16进制显示.

参数:

privateKey -

text -

返回:

String

verify

public static boolean verify(PublicKey publicKey,
                             String signText,
                             String text)

verify验签.

参数:

publicKey -

signText -

text -

返回:

boolean

encrypt

public static String encrypt(String data,
                             String publicKey)

encrypt公钥加密

参数:

data -

publicKey -

返回:

String

verify

public static boolean verify(String publickey,
                             String signature,
                             String data)

verify公钥验签

参数:

publickey -

signature -

data -

返回:

boolean

decrypt

public static String decrypt(String data,
                             String privateKey)

参数:

data -

privateKey -

返回:

String

sign

public static String sign(String privateKeyStr,
                          String data)

sign

参数:

privateKeyStr -

data -

返回:

String