AES前端js加密，java解密

AES.java

import java.math.BigInteger;

import javax.crypto.Cipher;
import javax.crypto.KeyGenerator;
import javax.crypto.spec.SecretKeySpec;

import org.apache.commons.codec.binary.Base64;
import org.apache.commons.lang3.StringUtils;

import sun.misc.BASE64Decoder;

/**
 * AES的加密和解密
 * @author libo
 */
public class AES {
    //密钥 (需要前端和后端保持一致)
    private static final String KEY = "abcdefgabcdefg12";  
    //算法
    private static final String ALGORITHMSTR = "AES/ECB/PKCS5Padding";
    
    /** 
     * aes解密 
     * @param encrypt   内容 
     * @return 
     * @throws Exception 
     */  
    public static String aesDecrypt(String encrypt) {  
        try {
            return aesDecrypt(encrypt, KEY);
        } catch (Exception e) {
            e.printStackTrace();
            return "";
        }  
    }  
      
    /** 
     * aes加密 
     * @param content 
     * @return 
     * @throws Exception 
     */  
    public static String aesEncrypt(String content) {  
        try {
            return aesEncrypt(content, KEY);
        } catch (Exception e) {
            e.printStackTrace();
            return "";
        }  
    }  
  
    /** 
     * 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 StringUtils.isEmpty(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);  //keysize: must be equal to 128, 192 or 256
        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 StringUtils.isEmpty(encryptStr) ? null : aesDecryptByBytes(base64Decode(encryptStr), decryptKey);  
    }  
    
    /**
     * 测试
     */
    public static void main(String[] args) throws Exception {  
        String content = "123==";  
        String key = "1111222233334444" ;
        System.out.println("加密前：" + content);  
        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.js

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n=this.words,i=t.words,e=this.sigBytes,r=t.sigBytes;if(this.clamp(),e%4)for(var o=0;o>>2]>>>24-o%4*8&255;n[e+o>>>2]|=s<<24-(e+o)%4*8}else for(var o=0;o>>2]=i[o>>>2];return this.sigBytes+=r,this},clamp:function(){var n=this.words,i=this.sigBytes;n[i>>>2]&=4294967295<<32-i%4*8,n.length=t.ceil(i/4)},clone:function(){var t=o.clone.call(this);return t.words=this.words.slice(0),t},random:function(n){for(var i,e=[],r=function(n){var n=n,i=987654321,e=4294967295;return function(){i=36969*(65535&i)+(i>>16)&e,n=18e3*(65535&n)+(n>>16)&e;var r=(i<<16)+n&e;return r/=4294967296,r+=.5,r*(t.random()>.5?1:-1)}},o=0;o>>2]>>>24-r%4*8&255;e.push((o>>>4).toString(16)),e.push((15&o).toString(16))}return e.join("")},parse:function(t){for(var n=t.length,i=[],e=0;e>>3]|=parseInt(t.substr(e,2),16)<<24-e%8*4;return new s.init(i,n/2)}},u=a.Latin1={stringify:function(t){for(var n=t.words,i=t.sigBytes,e=[],r=0;r>>2]>>>24-r%4*8&255;e.push(String.fromCharCode(o))}return e.join("")},parse:function(t){for(var n=t.length,i=[],e=0;e>>2]|=(255&t.charCodeAt(e))<<24-e%4*8;return new s.init(i,n)}},f=a.Utf8={stringify:function(t){try{return decodeURIComponent(escape(u.stringify(t)))}catch(t){throw new Error("Malformed UTF-8 data")}},parse:function(t){return u.parse(unescape(encodeURIComponent(t)))}},h=r.BufferedBlockAlgorithm=o.extend({reset:function(){this._data=new s.init,this._nDataBytes=0},_append:function(t){"string"==typeof t&&(t=f.parse(t)),this._data.concat(t),this._nDataBytes+=t.sigBytes},_process:function(n){var i=this._data,e=i.words,r=i.sigBytes,o=this.blockSize,a=4*o,c=r/a;c=n?t.ceil(c):t.max((0|c)-this._minBufferSize,0);var u=c*o,f=t.min(4*u,r);if(u){for(var h=0;h>>6-o%4*2;n[i>>>2]|=(f|c)<<24-i%4*8,i++}return a.create(n,i)}var t=r,n=t.lib,a=n.WordArray,i=t.enc;i.Base64={stringify:function(r){var e=r.words,t=r.sigBytes,n=this._map;r.clamp();for(var a=[],i=0;i>>2]>>>24-i%4*8&255,f=e[i+1>>>2]>>>24-(i+1)%4*8&255,c=e[i+2>>>2]>>>24-(i+2)%4*8&255,s=o<<16|f<<8|c,h=0;h<4&&i+.75*h>>6*(3-h)&63));var p=n.charAt(64);if(p)for(;a.length%4;)a.push(p);return a.join("")},parse:function(r){var t=r.length,n=this._map,a=this._reverseMap;if(!a){a=this._reverseMap=[];for(var i=0;i>>2];e.sigBytes-=t}},y=(i.BlockCipher=d.extend({cfg:d.cfg.extend({mode:l,padding:v}),reset:function(){d.reset.call(this);var e=this.cfg,t=e.iv,r=e.mode;if(this._xformMode==this._ENC_XFORM_MODE)var i=r.createEncryptor;else{var i=r.createDecryptor;this._minBufferSize=1}this._mode&&this._mode.__creator==i?this._mode.init(this,t&&t.words):(this._mode=i.call(r,this,t&&t.words),this._mode.__creator=i)},_doProcessBlock:function(e,t){this._mode.processBlock(e,t)},_doFinalize:function(){var e=this.cfg.padding;if(this._xformMode==this._ENC_XFORM_MODE){e.pad(this._data,this.blockSize);var t=this._process(!0)}else{var t=this._process(!0);e.unpad(t)}return t},blockSize:4}),i.CipherParams=n.extend({init:function(e){this.mixIn(e)},toString:function(e){return(e||this.formatter).stringify(this)}})),m=r.format={},k=m.OpenSSL={stringify:function(e){var t=e.ciphertext,r=e.salt;if(r)var i=c.create([1398893684,1701076831]).concat(r).concat(t);else var i=t;return i.toString(a)},parse:function(e){var t=a.parse(e),r=t.words;if(1398893684==r[0]&&1701076831==r[1]){var i=c.create(r.slice(2,4));r.splice(0,4),t.sigBytes-=16}return y.create({ciphertext:t,salt:i})}},x=i.SerializableCipher=n.extend({cfg:n.extend({format:k}),encrypt:function(e,t,r,i){i=this.cfg.extend(i);var n=e.createEncryptor(r,i),c=n.finalize(t),o=n.cfg;return y.create({ciphertext:c,key:r,iv:o.iv,algorithm:e,mode:o.mode,padding:o.padding,blockSize:e.blockSize,formatter:i.format})},decrypt:function(e,t,r,i){i=this.cfg.extend(i),t=this._parse(t,i.format);var n=e.createDecryptor(r,i).finalize(t.ciphertext);return n},_parse:function(e,t){return"string"==typeof e?t.parse(e,this):e}}),g=r.kdf={},S=g.OpenSSL={execute:function(e,t,r,i){i||(i=c.random(8));var n=p.create({keySize:t+r}).compute(e,i),o=c.create(n.words.slice(t),4*r);return n.sigBytes=4*t,y.create({key:n,iv:o,salt:i})}},B=i.PasswordBasedCipher=x.extend({cfg:x.cfg.extend({kdf:S}),encrypt:function(e,t,r,i){i=this.cfg.extend(i);var n=i.kdf.execute(r,e.keySize,e.ivSize);i.iv=n.iv;var c=x.encrypt.call(this,e,t,n.key,i);return c.mixIn(n),c},decrypt:function(e,t,r,i){i=this.cfg.extend(i),t=this._parse(t,i.format);var n=i.kdf.execute(r,e.keySize,e.ivSize,t.salt);i.iv=n.iv;var c=x.decrypt.call(this,e,t,n.key,i);return c}})}()});
//# sourceMappingURL=cipher-core.min.js.map
!function(e,i){"object"==typeof exports?module.exports=exports=i(require("./core.min")):"function"==typeof define&&define.amd?define(["./core.min"],i):i(e.CryptoJS)}(this,function(e){!function(){var i=e,t=i.lib,n=t.Base,s=i.enc,r=s.Utf8,o=i.algo;o.HMAC=n.extend({init:function(e,i){e=this._hasher=new e.init,"string"==typeof i&&(i=r.parse(i));var t=e.blockSize,n=4*t;i.sigBytes>n&&(i=e.finalize(i)),i.clamp();for(var s=this._oKey=i.clone(),o=this._iKey=i.clone(),a=s.words,f=o.words,c=0;c>>8^255&o^99,t[i]=o,c[o]=i;var p=e[i],l=e[p],_=e[l],k=257*e[o]^16843008*o;s[i]=k<<24|k>>>8,f[i]=k<<16|k>>>16,a[i]=k<<8|k>>>24,d[i]=k;var k=16843009*_^65537*l^257*p^16843008*i;u[o]=k<<24|k>>>8,v[o]=k<<16|k>>>16,h[o]=k<<8|k>>>24,y[o]=k,i?(i=p^e[e[e[_^p]]],n^=e[e[n]]):i=n=1}}();var p=[0,1,2,4,8,16,32,64,128,27,54],l=o.AES=n.extend({_doReset:function(){if(!this._nRounds||this._keyPriorReset!==this._key){for(var e=this._keyPriorReset=this._key,r=e.words,i=e.sigBytes/4,n=this._nRounds=i+6,o=4*(n+1),c=this._keySchedule=[],s=0;s6&&s%i==4&&(f=t[f>>>24]<<24|t[f>>>16&255]<<16|t[f>>>8&255]<<8|t[255&f]):(f=f<<8|f>>>24,f=t[f>>>24]<<24|t[f>>>16&255]<<16|t[f>>>8&255]<<8|t[255&f],f^=p[s/i|0]<<24),c[s]=c[s-i]^f}for(var a=this._invKeySchedule=[],d=0;d>>24]]^v[t[f>>>16&255]]^h[t[f>>>8&255]]^y[t[255&f]]}}},encryptBlock:function(e,r){this._doCryptBlock(e,r,this._keySchedule,s,f,a,d,t)},decryptBlock:function(e,r){var i=e[r+1];e[r+1]=e[r+3],e[r+3]=i,this._doCryptBlock(e,r,this._invKeySchedule,u,v,h,y,c);var i=e[r+1];e[r+1]=e[r+3],e[r+3]=i},_doCryptBlock:function(e,r,i,n,o,t,c,s){for(var f=this._nRounds,a=e[r]^i[0],d=e[r+1]^i[1],u=e[r+2]^i[2],v=e[r+3]^i[3],h=4,y=1;y>>24]^o[d>>>16&255]^t[u>>>8&255]^c[255&v]^i[h++],l=n[d>>>24]^o[u>>>16&255]^t[v>>>8&255]^c[255&a]^i[h++],_=n[u>>>24]^o[v>>>16&255]^t[a>>>8&255]^c[255&d]^i[h++],k=n[v>>>24]^o[a>>>16&255]^t[d>>>8&255]^c[255&u]^i[h++];a=p,d=l,u=_,v=k}var p=(s[a>>>24]<<24|s[d>>>16&255]<<16|s[u>>>8&255]<<8|s[255&v])^i[h++],l=(s[d>>>24]<<24|s[u>>>16&255]<<16|s[v>>>8&255]<<8|s[255&a])^i[h++],_=(s[u>>>24]<<24|s[v>>>16&255]<<16|s[a>>>8&255]<<8|s[255&d])^i[h++],k=(s[v>>>24]<<24|s[a>>>16&255]<<16|s[d>>>8&255]<<8|s[255&u])^i[h++];e[r]=p,e[r+1]=l,e[r+2]=_,e[r+3]=k},keySize:8});r.AES=n._createHelper(l)}(),e.AES});
//# sourceMappingURL=aes.min.js.map
!function(e,n){"object"==typeof exports?module.exports=exports=n(require("./core.min")):"function"==typeof define&&define.amd?define(["./core.min"],n):n(e.CryptoJS)}(this,function(e){return e.enc.Utf8});
//# sourceMappingURL=enc-utf8.min.js.map

 

aes.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<%
	String path = request.getContextPath() ;
%>    









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