Module develop.toolkit.base

Package develop.toolkit.base.utils

Class CryptAdvice.RSA

java.lang.Object

develop.toolkit.base.utils.CryptAdvice.RSA

Enclosing class:

CryptAdvice

public static class CryptAdvice.RSA
extends Object

RSA算法

Constructor Summary

Constructors

Constructor	Description
RSA()

Method Summary

Modifier and Type	Method	Description
static TwoValues<String,String>	createRSAKeys()	生成公钥和私钥对
static String	decrypt(String ciphertext, String privateKeyBase64)	RSA私钥解密
static String	encrypt(String original, String publicKeyBase64)	RSA公钥加密
static String	signature(byte[] data, String privateKeyBase64)	生成base64签名结果
static boolean	verifySignature(byte[] data, String signatureBase64, String publicKeyBase64)	用公钥验证签名

Methods inherited from class java.lang.Object

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

Constructor Details

RSA

public RSA()

Method Details

createRSAKeys

public static TwoValues<String,String> createRSAKeys()

生成公钥和私钥对

Returns:

公钥 私钥

encrypt

public static String encrypt(String original,
 String publicKeyBase64)
                      throws CryptException

RSA公钥加密

Parameters:

original - 原文

publicKeyBase64 - base64公钥

Returns:

密文

Throws:

CryptException

decrypt

public static String decrypt(String ciphertext,
 String privateKeyBase64)
                      throws CryptException

RSA私钥解密

Parameters:

ciphertext - 密文

privateKeyBase64 - base64私钥

Returns:

明文

Throws:

CryptException

signature

public static String signature(byte[] data,
 String privateKeyBase64)

生成base64签名结果

Parameters:

data - 数据

privateKeyBase64 - base64私钥

Returns:

base64签名

verifySignature

public static boolean verifySignature(byte[] data,
 String signatureBase64,
 String publicKeyBase64)

用公钥验证签名

Parameters:

data - 数据

signatureBase64 - base64签名字符串

publicKeyBase64 - base64公钥