• 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("
    ", "");
            
            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
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  • 原文地址:https://www.cnblogs.com/cb168/p/5200293.html
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