cn.tdchain.cipher.sm

类 Sm2Util

java.lang.Object

cn.tdchain.cipher.sm.Sm2Util

public final class Sm2Util
extends Object

SM Utility.

版本:

2.0

作者:

Lijiating 2018-10-12

方法概要

限定符和类型	方法和说明
static String	decrypt(PrivateKey privateKey, String src) SM2私钥解密.
static String	decrypt(String privateKey, String data)
static String	encrypt(PublicKey publicKey, String src) SM2公钥加密.
static String	encrypt(String publicKey, String data)
static KeyPair	generateSm2KeyPair() Generate SM2 keys.
static PrivateKey	getPrivateKey(String privateKeyStr) SM2私钥字符串转换为对象.
static PublicKey	getPublicKey(String publicKeyStr) SM2公钥字符串转换为对象.
static String	sign(PrivateKey privateKey, String src) SM2私钥签名.
static String	sign(String privateKeyStr, String data)
static boolean	verify(PublicKey publicKey, String sign, String src) SM2公钥验签.
static boolean	verify(String publickey, String signature, String data)

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

generateSm2KeyPair

public static KeyPair generateSm2KeyPair()
                                  throws Exception

Generate SM2 keys.

返回:

KeyPair

抛出:

Exception

getPrivateKey

public static PrivateKey getPrivateKey(String privateKeyStr)
                                throws Exception

SM2私钥字符串转换为对象.

参数:

privateKeyStr -

返回:

PrivateKey

抛出:

Exception

getPublicKey

public static PublicKey getPublicKey(String publicKeyStr)
                              throws Exception

SM2公钥字符串转换为对象.

参数:

publicKeyStr -

返回:

PublicKey

抛出:

Exception

encrypt

public static String encrypt(PublicKey publicKey,
                             String src)
                      throws Exception

SM2公钥加密.

参数:

publicKey -

src -

返回:

String

抛出:

Exception

decrypt

public static String decrypt(PrivateKey privateKey,
                             String src)
                      throws Exception

SM2私钥解密.

参数:

privateKey -

src -

返回:

String

抛出:

Exception

sign

public static String sign(PrivateKey privateKey,
                          String src)
                   throws Exception

SM2私钥签名.

参数:

privateKey -

src -

返回:

String

抛出:

Exception

verify

public static boolean verify(PublicKey publicKey,
                             String sign,
                             String src)

SM2公钥验签.

参数:

publicKey -

sign -

src -

返回:

boolean

encrypt

public static String encrypt(String publicKey,
                             String data)

参数:

publicKey -

data -

返回:

String

decrypt

public static String decrypt(String privateKey,
                             String data)

参数:

privateKey -

data -

返回:

String

sign

public static String sign(String privateKeyStr,
                          String data)

参数:

privateKeyStr -

data -

返回:

String

verify

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

参数:

publickey -

signature -

data -

返回:

String