aes加密解密（Js & Java）
引入js文件：aes.min.js
js:
<%@ page language="java" contentType="text/html; charset=utf-8"
pageEncoding="utf-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>aes测试</title>
<script type="text/javascript" src="static/aes.min.js"></script>
</head>
<script type="text/javascript">
/**
* 加密
*/
function encrypt(){
var word = "测试啊";
var key = CryptoJS.enc.Utf8.parse("abcdefgabcdefg12");
var srcs = CryptoJS.enc.Utf8.parse(word);
var encrypted = CryptoJS.AES.encrypt(srcs, key, {mode:CryptoJS.mode.ECB,padding: CryptoJS.pad.Pkcs7});
alert(encrypted.toString());
return encrypted.toString();
}
/**
* 解密
*/
function decrypt(){
var word = "GUULmU3JSl3vi79LpHA7fA==";
var key = CryptoJS.enc.Utf8.parse("abcd");
var decrypt = CryptoJS.AES.decrypt(word, key, {mode:CryptoJS.mode.ECB,padding: CryptoJS.pad.Pkcs7});
alert(CryptoJS.enc.Utf8.stringify(decrypt).toString());
return CryptoJS.enc.Utf8.stringify(decrypt).toString();
}
</script>
<body>
<input type="button" value= "加密" onclick="encrypt()">
<input type="button" value="解密" onclick="decrypt()">
</body>
</html>java:
package com.java.test;
import java.math.BigInteger;
import javax.crypto.Cipher;
import javax.crypto.KeyGenerator;
import javax.crypto.spec.SecretKeySpec;
import org.apache.tomcat.util.codec.binary.Base64;
import sun.misc.BASE64Decoder;
/**
* 编码工具类
* 实现aes加密、解密
*/
public class AesTest {
/**
* 密钥
*/
private static final String KEY = "abcdefgabcdefg12";
/**
* 算法
*/
private static final String ALGORITHMSTR = "AES/ECB/PKCS5Padding";
public static void main(String[] args) throws Exception {
String content = "测试啊";
System.out.println("加密前：" + content);
System.out.println("加密密钥和解密密钥：" + KEY);
String encrypt = aesEncrypt(content, KEY);
System.out.println("加密后：" + encrypt);
String decrypt = aesDecrypt(encrypt, KEY);
System.out.println("解密后：" + decrypt);
}
/**
* aes解密
* @param encrypt 内容
* @return
* @throws Exception
*/
public static String aesDecrypt(String encrypt) throws Exception {
return aesDecrypt(encrypt, KEY);
}
/**
* aes加密
* @param content
* @return
* @throws Exception
*/
public static String aesEncrypt(String content) throws Exception {
return aesEncrypt(content, KEY);
}
/**
* 将byte[]转为各种进制的字符串
* @param bytes byte[]
* @param radix 可以转换进制的范围，从Character.MIN_RADIX到Character.MAX_RADIX，超出范围后变为10进制
* @return 转换后的字符串
*/
public static String binary(byte[] bytes, int radix){
return new BigInteger(1, bytes).toString(radix);// 这里的1代表正数
}
/**
* base 64 encode
* @param bytes 待编码的byte[]
* @return 编码后的base 64 code
*/
public static String base64Encode(byte[] bytes){
return Base64.encodeBase64String(bytes);
}
/**
* base 64 decode
* @param base64Code 待解码的base 64 code
* @return 解码后的byte[]
* @throws Exception
*/
public static byte[] base64Decode(String base64Code) throws Exception{
return "".equals(base64Code) ? null : new BASE64Decoder().decodeBuffer(base64Code);
}
/**
* AES加密
* @param content 待加密的内容
* @param encryptKey 加密密钥
* @return 加密后的byte[]
* @throws Exception
*/
public static byte[] aesEncryptToBytes(String content, String encryptKey) throws Exception {
KeyGenerator kgen = KeyGenerator.getInstance("AES");
kgen.init(128);
Cipher cipher = Cipher.getInstance(ALGORITHMSTR);
cipher.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(encryptKey.getBytes(), "AES"));
return cipher.doFinal(content.getBytes("utf-8"));
}
/**
* AES加密为base 64 code
* @param content 待加密的内容
* @param encryptKey 加密密钥
* @return 加密后的base 64 code
* @throws Exception
*/
public static String aesEncrypt(String content, String encryptKey) throws Exception {
return base64Encode(aesEncryptToBytes(content, encryptKey));
}
/**
* AES解密
* @param encryptBytes 待解密的byte[]
* @param decryptKey 解密密钥
* @return 解密后的String
* @throws Exception
*/
public static String aesDecryptByBytes(byte[] encryptBytes, String decryptKey) throws Exception {
KeyGenerator kgen = KeyGenerator.getInstance("AES");
kgen.init(128);
Cipher cipher = Cipher.getInstance(ALGORITHMSTR);
cipher.init(Cipher.DECRYPT_MODE, new SecretKeySpec(decryptKey.getBytes(), "AES"));
byte[] decryptBytes = cipher.doFinal(encryptBytes);
return new String(decryptBytes);
}
/**
* 将base 64 code AES解密
* @param encryptStr 待解密的base 64 code
* @param decryptKey 解密密钥
* @return 解密后的string
* @throws Exception
*/
public static String aesDecrypt(String encryptStr, String decryptKey) throws Exception {
return "".equals(encryptStr) ? null : aesDecryptByBytes(base64Decode(encryptStr), decryptKey);
}
} 声明：该文观点仅代表作者本人，牛骨文系教育信息发布平台，牛骨文仅提供信息存储空间服务。
