AES 加密算法 跨语言

aes加密算法

delphi 、java、c# 、网页在线工具 4个相同

AES/ECB/PKCS5Padding

与网页在线工具加密结果相同

http://tool.chacuo.net/cryptblowfish

package tt;

import java.io.UnsupportedEncodingException;
import java.security.InvalidKeyException;
import java.security.NoSuchAlgorithmException;
import java.security.NoSuchProviderException;
import java.security.SecureRandom;

import javax.crypto.BadPaddingException;
import javax.crypto.Cipher;
import javax.crypto.IllegalBlockSizeException;
import javax.crypto.KeyGenerator;
import javax.crypto.NoSuchPaddingException;
import javax.crypto.SecretKey;
import javax.crypto.spec.SecretKeySpec;

public class aesNoRandom {
    /**
     * 加密
     *
     * @param content 需要加密的内容
     * @param password  加密密码
     * @return
     */
    public static byte[] encrypt(String content, String password) {
            try {
                    /*KeyGenerator kgen = KeyGenerator.getInstance("AES");
                    kgen.init(128, new SecureRandom(password.getBytes()));
                    SecretKey secretKey = kgen.generateKey();
                    byte[] enCodeFormat = secretKey.getEncoded();
                    SecretKeySpec key = new SecretKeySpec(enCodeFormat, "AES");*/
                    SecretKeySpec key = new SecretKeySpec(password.getBytes(), "AES");
                    Cipher cipher = Cipher.getInstance("AES");// 创建密码器
                    byte[] byteContent = content.getBytes("utf-8");
                    cipher.init(Cipher.ENCRYPT_MODE, key);// 初始化
                    byte[] result = cipher.doFinal(byteContent);
                    return result; // 加密
            } catch (NoSuchAlgorithmException e) {
                    e.printStackTrace();
            } catch (NoSuchPaddingException e) {
                    e.printStackTrace();
            } catch (InvalidKeyException e) {
                    e.printStackTrace();
            } catch (UnsupportedEncodingException e) {
                    e.printStackTrace();
            } catch (IllegalBlockSizeException e) {
                    e.printStackTrace();
            } catch (BadPaddingException e) {
                    e.printStackTrace();
            }
            return null;
    }  

    /**解密
     * @param content  待解密内容
     * @param password 解密密钥
     * @return
     */
    public static byte[] decrypt(byte[] content, String password) {
            try {
                     /*KeyGenerator kgen = KeyGenerator.getInstance("AES");
                     kgen.init(128, new SecureRandom(password.getBytes()));
                     SecretKey secretKey = kgen.generateKey();
                     byte[] enCodeFormat = secretKey.getEncoded();
                     SecretKeySpec key = new SecretKeySpec(enCodeFormat, "AES");*/
                     SecretKeySpec key = new SecretKeySpec(password.getBytes(), "AES");
                     Cipher cipher = Cipher.getInstance("AES");// 创建密码器
                    cipher.init(Cipher.DECRYPT_MODE, key);// 初始化
                    byte[] result = cipher.doFinal(content);
                    return result; // 加密
            } catch (NoSuchAlgorithmException e) {
                    e.printStackTrace();
            } catch (NoSuchPaddingException e) {
                    e.printStackTrace();
            } catch (InvalidKeyException e) {
                    e.printStackTrace();
            } catch (IllegalBlockSizeException e) {
                    e.printStackTrace();
            } catch (BadPaddingException e) {
                    e.printStackTrace();
            }
            return null;
    }
}

package tt;

import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.util.Scanner;

import sun.misc.*;

import javax.xml.bind.annotation.adapters.HexBinaryAdapter;
import javax.crypto.SecretKey;

import com.sun.java_cup.internal.runtime.virtual_parse_stack;

import tw2.CrytographicTool.CryptoAlgorithm;

public class jm {

    private static  String keyString="1234567890123456";

    /**将二进制转换成16进制
     * @param buf
     * @return
     */
    public static String parseByte2HexStr(byte buf[]) {
            StringBuffer sb = new StringBuffer();
            for (int i = 0; i < buf.length; i++) {
                    String hex = Integer.toHexString(buf[i] & 0xFF);
                    if (hex.length() == 1) {
                            hex = ‘0‘ + hex;
                    }
                    sb.append(hex.toUpperCase());
            }
            return sb.toString();
    }  

    /**
     * 将byte数组转换为表示16进制值的字符串， 如：byte[]{8,18}转换为：0813， 和public static byte[]
     * hexStr2ByteArr(String strIn) 互为可逆的转换过程
     *
     * @param arrB
     *            需要转换的byte数组
     * @return 转换后的字符串
     * @throws Exception
     *             本方法不处理任何异常，所有异常全部抛出
     */
    public static String byteArr2HexStr(byte[] arrB) {
        int iLen = arrB.length;
        // 每个byte用两个字符才能表示，所以字符串的长度是数组长度的两倍
        StringBuffer sb = new StringBuffer(iLen * 2);
        for (int i = 0; i < iLen; i++) {
            int intTmp = arrB[i];
            // 把负数转换为正数
            while (intTmp < 0) {
                intTmp = intTmp + 256;
            }
            // 小于0F的数需要在前面补0
            if (intTmp < 16) {
                sb.append("0");
            }
            sb.append(Integer.toString(intTmp, 16));
        }
        return sb.toString();
    }

    /**将16进制转换为二进制
     * @param hexStr
     * @return
     */
    public static byte[] parseHexStr2Byte(String hexStr) {
            if (hexStr.length() < 1)
                    return null;
            byte[] result = new byte[hexStr.length()/2];
            for (int i = 0;i< hexStr.length()/2; i++) {
                    int high = Integer.parseInt(hexStr.substring(i*2, i*2+1), 16);
                    int low = Integer.parseInt(hexStr.substring(i*2+1, i*2+2), 16);
                    result[i] = (byte) (high * 16 + low);
            }
            return result;
    }
    public static void  outBytes(byte[] abs) {
        for (int i = 0; i < abs.length; i++)
         System.out.printf("%d,", abs[i]);
        System.out.println();
    }

    public static String  myEncrypt(String plainText) throws UnsupportedEncodingException
    {
        String b64,cipherText,s16;
        byte [] bs;
        BASE64Encoder base64Encoder;

        base64Encoder = new BASE64Encoder();

        bs = plainText.getBytes("utf-8");
        b64=base64Encoder.encode(bs);

        System.out.println(b64);

        bs= aesNoRandom.encrypt(b64,keyString);

        cipherText = base64Encoder.encode(bs);       

        cipherText=cipherText.replaceAll("\r\n", "");

        return cipherText;

    }
    public static String  myDecrypt(String cipherText) throws IOException
    {
        String b64,plainText,str16;
        byte [] bs;
        BASE64Decoder base64Decoder;

        base64Decoder = new BASE64Decoder();

        bs=base64Decoder.decodeBuffer(cipherText);              

        bs= aesNoRandom.decrypt(bs, keyString);

        str16 = new String(bs,"utf-8");

        bs = base64Decoder.decodeBuffer(str16);

        plainText = new String(bs,"utf-8");

        return plainText;
    }

    public static void main(String arg[]) {

        System.out.println("encrypt testing");

        try {

            byte[] bs = null;
            String cipherText = "243434";
            String b64 = "";
            String s16=null;
            String astr;
            BASE64Encoder base64Encoder;

            String plainTextString="";
            String plainTextBlowfishString="blowfish";
            String keyString="12345678901234567890123456789012";
            String keyString16="1234567890123456";
            String keyString8="12345678";
            byte[] keyBytes=null;
            String encryptString, decryptString;

             Scanner sc=new Scanner(System.in);
             System.out.print("请输入符:");
             plainTextString=sc.nextLine();

            cipherText= zbEncrypt(plainTextString);
            System.out.println(cipherText);

            plainTextString = "";
            plainTextString=zbDecrypt(cipherText);
            System.out.println(plainTextString);

        } catch (Exception e) {
            // TODO: handle exception
            e.printStackTrace();
        }

    }

}

c#版本

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Security.Cryptography;

namespace WindowsFormsApplication3
{
    class enAES
    {

        public static string Encrypt(string toEncrypt,PaddingMode mypadmode,string keystring,CipherMode acmode)
        {
            byte[] keyArray = UTF8Encoding.UTF8.GetBytes(keystring);
            byte[] toEncryptArray = UTF8Encoding.UTF8.GetBytes(toEncrypt);

            RijndaelManaged rDel = new RijndaelManaged();
            rDel.BlockSize = 128;
            rDel.KeySize = 128;
            rDel.Key = keyArray;

            rDel.Mode = acmode;
            rDel.Padding = mypadmode;

            ICryptoTransform cTransform = rDel.CreateEncryptor();
            byte[] resultArray = cTransform.TransformFinalBlock(toEncryptArray, 0, toEncryptArray.Length);

            return Convert.ToBase64String(resultArray, 0, resultArray.Length);
        }

        public static string Decrypt(string toDecrypt, PaddingMode mypadmode, string keystring, CipherMode acmode)
        {
            byte[] keyArray = UTF8Encoding.UTF8.GetBytes(keystring);
            byte[] toEncryptArray = Convert.FromBase64String(toDecrypt);

            RijndaelManaged rdel = new RijndaelManaged();
            rdel.KeySize = 128;
            rdel.BlockSize = 128;

            rdel.Key = keyArray;

            rdel.Mode = acmode;
            rdel.Padding = mypadmode;

            ICryptoTransform ctrans = rdel.CreateDecryptor();
            byte[] result = ctrans.TransformFinalBlock(toEncryptArray, 0, toEncryptArray.Length);

            return UTF8Encoding.UTF8.GetString(result);

        }
    }
}

AES class

   private void button1_Click(object sender, EventArgs e)
        {
            byte[] bsPlain = Encoding.Default.GetBytes("blowfish");
            byte[] key = Convert.FromBase64String("Y2xvc2V3YnE=");

            PaddingMode aPadmode=PaddingMode.PKCS7;
            if (this.listBox1.SelectedIndex == 0)
                aPadmode = PaddingMode.None;
            else if (this.listBox1.SelectedIndex == 1)
                aPadmode = PaddingMode.PKCS7;
            else if (this.listBox1.SelectedIndex == 2)
                aPadmode = PaddingMode.Zeros;
            else if (this.listBox1.SelectedIndex == 3)
                aPadmode = PaddingMode.ANSIX923;
            else if (this.listBox1.SelectedIndex == 4)
                aPadmode = PaddingMode.ISO10126;

            CipherMode acmode = CipherMode.ECB;

            if (this.listBox2.SelectedIndex == 0)
                acmode = CipherMode.CBC;
            else if (this.listBox2.SelectedIndex == 1)
                acmode = CipherMode.ECB;
            else if (this.listBox2.SelectedIndex == 2)
                acmode = CipherMode.OFB;
            else if (this.listBox2.SelectedIndex == 3)
                acmode = CipherMode.CFB;
            else if (this.listBox2.SelectedIndex == 4)
                acmode = CipherMode.CTS;

            try
            {
                this.textBox2.Text = enAES.Encrypt(this.textBox1.Text, aPadmode, this.textBox4.Text, acmode);

                this.textBox3.Text = enAES.Decrypt(this.textBox2.Text, aPadmode, this.textBox4.Text, acmode);
            }
            catch (Exception)
            {

                this.textBox3.Text = "not support padding mode";
            }

        }

form