com.biscuit.common.util

Class RSAKeyPairUtil

java.lang.Object

com.biscuit.common.util.RSAKeyPairUtil

public abstract class RSAKeyPairUtil
extends Object

非对称加密工具类

Author:

biscuit

Constructor Summary

Constructors

Constructor and Description
RSAKeyPairUtil()

Method Summary

Modifier and Type	Method and Description
static String	decrypt(String privateKey, String encryptedText) 根据私钥解密
static String	encrypt(String publicKey, String plainText) 根据公钥加密
static RSAPairDTO	generator()
static RSAPairDTO	generator(int keySize) 生成指定长度的 RSA 非对称公私钥

Methods inherited from class java.lang.Object

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

Constructor Detail

RSAKeyPairUtil

public RSAKeyPairUtil()

Method Detail

generator

public static RSAPairDTO generator()

generator

public static RSAPairDTO generator(int keySize)

生成指定长度的 RSA 非对称公私钥

Parameters:

keySize - 密钥长度，512 | 1024 | 2048 | 4096 ~ 16384 JDK8 仅支持到 2048 长度

encrypt

public static String encrypt(String publicKey,
                             String plainText)

根据公钥加密

Parameters:

publicKey - 公钥

plainText - 需要加密的内容

decrypt

public static String decrypt(String privateKey,
                             String encryptedText)

根据私钥解密

Parameters:

privateKey - 私钥

encryptedText - 加密内容