锐客网

  1. 首页 > 生活百科 > it技术 > >

加密的java代码 java密码加密有哪些

IT技术加密

java加密解密代码package com.cube.limail.util;
import javax.crypto.Cipher;
import javax.crypto.KeyGenerator;
import javax.crypto.SecretKey;/**
* 加密解密类
*/
publicclassEryptogram
{
privatestaticStringAlgorithm ="DES";
private String key="CB7A92E3D3491964";
//定义 加密算法,可用 DES,DESede,Blowfish
staticbooleandebug= false ;
/**
* 构造子注解.
*/
publicEryptogram ()
{
} /**
* 生成密钥
* @return byte[] 返回生成的密钥
* @throws exception 扔出异常.
*/
publicstaticbyte [] getSecretKey () throwsException
{
KeyGeneratorkeygen= KeyGenerator.getInstance (Algorithm );
SecretKeydeskey= keygen.generateKey ();
System.out.println ("生成密钥:" bytesToHexString (deskey.getEncoded ()));
if(debug ) System.out.println ("生成密钥:" bytesToHexString (deskey.getEncoded ()));
returndeskey.getEncoded ();
} /**
* 将指定的数据根据提供的密钥进行加密
* @param input 需要加密的数据
* @param key 密钥
* @return byte[] 加密后的数据
* @throws Exception
*/
publicstaticbyte [] encryptData (byte [] input ,byte [] key ) throwsException
{
SecretKeydeskey= newjavax.crypto.spec.SecretKeySpec (key ,Algorithm );
if(debug )
{
System.out.println ("加密前的二进串:" byte2hex (input ));
System.out.println ("加密前的字符串:" newString (input ));
} Cipherc1= Cipher.getInstance (Algorithm );
c1.init (Cipher.ENCRYPT_MODE ,deskey );
byte [] cipherByte =c1.doFinal (input );
if(debug ) System.out.println ("加密后的二进串:" byte2hex (cipherByte ));
returncipherByte ;
} /**
* 将给定的已加密的数据通过指定的密钥进行解密
* @param input 待解密的数据
* @param key 密钥
* @return byte[] 解密后的数据
* @throws Exception
*/
publicstaticbyte [] decryptData (byte [] input ,byte [] key ) throwsException
{
SecretKeydeskey= newjavax.crypto.spec.SecretKeySpec (key ,Algorithm );
if(debug ) System.out.println ("解密前的信息:" byte2hex (input ));
Cipherc1= Cipher.getInstance (Algorithm );
c1.init (Cipher.DECRYPT_MODE ,deskey );
byte [] clearByte =c1.doFinal (input );
if(debug )
{
System.out.println ("解密后的二进串:" byte2hex (clearByte ));
System.out.println ("解密后的字符串:" (newString (clearByte )));
} returnclearByte ;
} /**
* 字节码转换成16进制字符串
* @param byte[] b 输入要转换的字节码
* @return String 返回转换后的16进制字符串
*/
publicstaticStringbyte2hex (byte [] b )
{
Stringhs ="";
Stringstmp ="";
for(intn =0 ;n b.length ;n)
{
stmp =(java.lang.Integer.toHexString (b [n ]0XFF ));
if(stmp.length ()==1 ) hs =hs"0" stmp ;
elsehs =hsstmp ;
if(n b.length -1 ) hs =hs":";
} returnhs.toUpperCase ();
}
/**
* 字符串转成字节数组.
* @param hex 要转化的字符串.
* @return byte[] 返回转化后的字符串.
*/
public static byte[] hexStringToByte(String hex) {
int len = (hex.length() / 2);
byte[] result = new byte[len];
char[] achar = hex.toCharArray();
for (int i = 0; ilen; i) {
int pos = i * 2;
result[i] = (byte) (toByte(achar[pos])4 | toByte(achar[pos1]));
}
return result;
}
private static byte toByte(char c) {
byte b = (byte) "0123456789ABCDEF".indexOf(c);
return b;
}
/**
* 字节数组转成字符串.
* @param String 要转化的字符串.
* @return 返回转化后的字节数组.
*/
public static final String bytesToHexString(byte[] bArray) {
StringBuffer sb = new StringBuffer(bArray.length);
String sTemp;
for (int i = 0; ibArray.length; i) {
sTemp = Integer.toHexString(0xFFbArray[i]);
if (sTemp.length()2)
sb.append(0);
sb.append(sTemp.toUpperCase());
}
return sb.toString();
}
/**
* 从数据库中获取密钥.
* @param deptid 企业id.
* @return 要返回的字节数组.
* @throws Exception 可能抛出的异常.
*/
public static byte[] getSecretKey(long deptid) throws Exception {
byte[] key=null;
String value=https://www.04ip.com/post/null;
//CommDao dao=new CommDao();
// List list=dao.getRecordList("from Key k where k.deptid=" deptid);
//if(list.size()0){
//value=https://www.04ip.com/post/((com.csc.sale.bean.Key)list.get(0)).getKey();
value = "https://www.04ip.com/post/CB7A92E3D3491964";
key=hexStringToByte(value);
//}
if (debug)
System.out.println("密钥:"value);
return key;
}
public String encryptData2(String data) {
String en = null;
try {
byte[] key=hexStringToByte(this.key);
en = bytesToHexString(encryptData(data.getBytes(),key));
} catch (Exception e) {
e.printStackTrace();
}
return en;
}
public String decryptData2(String data) {
String de = null;
try {
byte[] key=hexStringToByte(this.key);
de = new String(decryptData(hexStringToByte(data),key));
} catch (Exception e) {
e.printStackTrace();
}
return de;
}
} 加密使用：byte[] key=Eryptogram.getSecretKey(deptid);//获得钥匙（字节数组）
byte[] tmp=Eryptogram.encryptData(password.getBytes(), key);//传入密码和钥匙 ， 获得加密后的字节数组的密码
password=Eryptogram.bytesToHexString(tmp);//将字节数组转化为字符串，获得加密后的字符串密码解密与之差不多
谁能提供下java中有关加密和解密的代码public static void main(String[] args) throws Exception {
String data = "https://www.04ip.com/post/itxxz";
System.out.println("字符串：itxxz");
System.err.println("加密：" encrypt(data));
System.err.println("解密：" decrypt(encrypt(data)));
}
运行结果：
由于代码太多，可到itxxz.com/a/javashili/2014/1217/encrypt_decrypt.html查看，注释也比较完整，清晰易懂
java 加密的示例import java.security.*;
import javax.crypto.*;
import java.io.*;
public class tCipher
{
public static void main(String[] args)
{
test_Cipher();
}
public static void test_Cipher()
{
try
{
//待加密的数据
String strToEnc = "Hello Java!";
byte[] plainText = strToEnc.getBytes();
System.out.println( "\n开始生成DES密钥" );
KeyGenerator keyGen = KeyGenerator.getInstance("DES"); //初始化为DES算法
keyGen.init(56);//设置其密钥长度，56bits
Key key = keyGen.generateKey();//生成密钥
System.out.println( "生成DES密钥成功 。" );
//打印出DES密钥
byte[] keyencode=key.getEncoded();
PrintHex(keyencode,keyencode.length);
//生成Cipher对象，设置算法为ECB模式的DES算法，补位填充模式为PKCS5
Cipher cipher = Cipher.getInstance("DES/ECB/PKCS5Padding");
//打印Cipher对象密码服务提供者信息
System.out.println( "\n"cipher.getProvider().getInfo() );
// 加密
System.out.println( "\n开始加密" );
cipher.init(Cipher.ENCRYPT_MODE, key);//cipher对象初始化，设置为加密
byte[] cipherText = cipher.doFinal(plainText);//结束数据加密 ， 输出密文
System.out.println( "加密完成，密文为： " );
PrintHex(cipherText,cipherText.length);//打印密文
// 使用相同的key解密数据
System.out.println( "\n开始解密" );
cipher.init(Cipher.DECRYPT_MODE, key);
byte[] newPlainText = cipher.doFinal(cipherText);
System.out.println( "解密完成 ， 明文为：" );
//输出原文
System.out.println( new String(newPlainText, "UTF8") );
}
catch (Exception e)
{
System.out.println("加解密出错 。");
}
}
public static void PrintHex(byte data[],int len)
{
int i;
int tmp;
String Tmp="";
for(i=0; ilen; i)
{
if(i == 0)
{
System.out.println("");
//0x0000
if(i0x10)
Tmp = "0x000";
if((i0x100)(i=0x10))
Tmp = "0x00";
if((i=0x100)(i0x1000))
Tmp = "0x0";
if(i=0x1000)
Tmp = "0x";
System.out.print(Tmp Integer.toHexString(i) "h: ");
}
tmp = data[i];
if(tmp0)
tmp = 256tmp;
if(tmp 0x10)
System.out.print("0" Integer.toHexString(tmp)" ");
else
System.out.print(Integer.toHexString(tmp)" ");
}
System.out.println("");
}
}
用java写个文件加密的代码该怎么写import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.io.*;
import java.security.*;
import javax.crypto.*;
import javax.crypto.spec.*;
/**
文件名：FileEncrypter.java
JDK：1.40以上
说明：文件加密
加密方法：三重DES加密
加密过程：对选中的文件加密后在同文件夹下生成一个增加了".tdes"
扩展名的加密文件
解密过程：对选中的加密文件（必须有".tdes"扩展名）进行解密
*/
public class FileEncrypter extends JFrame{
public static final int WIDTH = 550;
public static final int HEIGHT = 200;
public static void main(String args[]) {
FileEncrypter fe = new FileEncrypter();
fe.show();
}
FileEncrypter(){
this.setSize(WIDTH,HEIGHT);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.setResizable(false);
Toolkit tk = Toolkit.getDefaultToolkit();
Dimension screenSize = tk.getScreenSize();
this.setLocation((screenSize.width - WIDTH)/2,
(screenSize.height - HEIGHT)/2);
this.setTitle("文件加密器(TriDES)");
Container c = this.getContentPane();
c.setLayout( new FlowLayout());
final FilePanel fp = new FilePanel("文件选择");
c.add(fp);
final KeyPanel pp = new KeyPanel("密码");
c.add(pp);
JButton jbE = new JButton("加密");
c.add(jbE);
jbE.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent event){
File file = new File(fp.getFileName());
if (file.exists())
encrypt(file.getAbsoluteFile(),pp.getKey());
else
JOptionPane.showMessageDialog(
null,"请选择文件！","提示",JOptionPane.OK_OPTION);
}
});
JButton jbD = new JButton("解密");
c.add(jbD);
jbD.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent event){
File file = new File(fp.getFileName());
if (file.exists())
decrypt(file.getAbsoluteFile(),pp.getKey());
else
JOptionPane.showMessageDialog(
null,"请选择文件！","提示",JOptionPane.OK_OPTION);
}
});
}
/**
加密函数
输入：
要加密的文件，密码（由0-F组成，共48个字符 ， 表示3个8位的密码）如：
AD67EA2F3BE6E5ADD368DFE03120B5DF92A8FD8FEC2F0746
其中：
AD67EA2F3BE6E5AD DES密码一
D368DFE03120B5DF DES密码二
92A8FD8FEC2F0746 DES密码三
输出：
对输入的文件加密后 ， 保存到同一文件夹下增加了".tdes"扩展名的文件中 。
*/
private void encrypt(File fileIn,String sKey){
try{
if(sKey.length() == 48){
byte[] bytK1 = getKeyByStr(sKey.substring(0,16));
byte[] bytK2 = getKeyByStr(sKey.substring(16,32));
byte[] bytK3 = getKeyByStr(sKey.substring(32,48));
FileInputStream fis = new FileInputStream(fileIn);
byte[] bytIn = new byte[(int)fileIn.length()];
for(int i = 0;iFILEIN.LENGTH();I){
bytIn[i] = (byte)fis.read();
}
//加密
byte[] bytOut = encryptByDES(encryptByDES(
encryptByDES(bytIn,bytK1),bytK2),bytK3);
String fileOut = fileIn.getPath()".tdes";
FileOutputStream fos = new FileOutputStream(fileOut);
for(int i = 0;iBYTOUT.LENGTH;I){
fos.write((int)bytOut[i]);
}
fos.close();
JOptionPane.showMessageDialog(
this,"加密成功！","提示",JOptionPane.OK_OPTION);
}else
JOptionPane.showMessageDialog(
this,"密码长度必须等于48！","错误信息",JOptionPane.ERROR_MESSAGE);
}catch(Exception e){
e.printStackTrace();
}
}
/**
解密函数
输入：
要解密的文件，密码（由0-F组成，共48个字符 ， 表示3个8位的密码）如：
AD67EA2F3BE6E5ADD368DFE03120B5DF92A8FD8FEC2F0746
其中：
AD67EA2F3BE6E5AD DES密码一
D368DFE03120B5DF DES密码二
92A8FD8FEC2F0746 DES密码三
输出：
对输入的文件解密后 ， 保存到用户指定的文件中 。
*/
private void decrypt(File fileIn,String sKey){
try{
if(sKey.length() == 48){
String strPath = fileIn.getPath();
if(strPath.substring(strPath.length()-5).toLowerCase().equals(".tdes"))
strPath = strPath.substring(0,strPath.length()-5);
else{
JOptionPane.showMessageDialog(
this,"不是合法的加密文件！","提示",JOptionPane.OK_OPTION);
return;
}
JFileChooser chooser = new JFileChooser();
chooser.setCurrentDirectory(new File("."));
chooser.setSelectedFile(new File(strPath));
//用户指定要保存的文件
int ret = chooser.showSaveDialog(this);
if(ret==JFileChooser.APPROVE_OPTION){
byte[] bytK1 = getKeyByStr(sKey.substring(0,16));
byte[] bytK2 = getKeyByStr(sKey.substring(16,32));
byte[] bytK3 = getKeyByStr(sKey.substring(32,48));
FileInputStream fis = new FileInputStream(fileIn);
byte[] bytIn = new byte[(int)fileIn.length()];
for(int i = 0;iFILEIN.LENGTH();I){
bytIn[i] = (byte)fis.read();
}
//解密
byte[] bytOut = decryptByDES(decryptByDES(
decryptByDES(bytIn,bytK3),bytK2),bytK1);
File fileOut = chooser.getSelectedFile();
fileOut.createNewFile();
FileOutputStream fos = new FileOutputStream(fileOut);
for(int i = 0;iBYTOUT.LENGTH;I){
fos.write((int)bytOut[i]);
}
fos.close();
JOptionPane.showMessageDialog(
this,"解密成功！","提示",JOptionPane.OK_OPTION);
}
}else
JOptionPane.showMessageDialog(
this,"密码长度必须等于48！","错误信息",JOptionPane.ERROR_MESSAGE);
}catch(Exception e){
JOptionPane.showMessageDialog(
this,"解密失败，请核对密码！","提示",JOptionPane.OK_OPTION);
}
}
/**
用DES方法加密输入的字节
bytKey需为8字节长 ， 是加密的密码
*/
private byte[] encryptByDES(byte[] bytP,byte[] bytKey) throws Exception{
DESKeySpec desKS = new DESKeySpec(bytKey);
SecretKeyFactory skf = SecretKeyFactory.getInstance("DES");
SecretKey sk = skf.generateSecret(desKS);
Cipher cip = Cipher.getInstance("DES");
cip.init(Cipher.ENCRYPT_MODE,sk);
return cip.doFinal(bytP);
}
/**
用DES方法解密输入的字节
bytKey需为8字节长，是解密的密码
*/
private byte[] decryptByDES(byte[] bytE,byte[] bytKey) throws Exception{
DESKeySpec desKS = new DESKeySpec(bytKey);
SecretKeyFactory skf = SecretKeyFactory.getInstance("DES");
SecretKey sk = skf.generateSecret(desKS);
Cipher cip = Cipher.getInstance("DES");
cip.init(Cipher.DECRYPT_MODE,sk);
return cip.doFinal(bytE);
}
/**
输入密码的字符形式，返回字节数组形式 。
如输入字符串：AD67EA2F3BE6E5AD
返回字节数组：{173,103,234,47,59,230,229,173}
*/
private byte[] getKeyByStr(String str){
byte[] bRet = new byte[str.length()/2];
for(int i=0;iSTR.LENGTH()
Integer itg =
new Integer(16*getChrInt(str.charAt(2*i))getChrInt(str.charAt(2*i 1)));
bRet[i] = itg.byteValue();
}
return bRet;
}
/**
计算一个16进制字符的10进制值
输入：0-F
*/
private int getChrInt(char chr){
int iRet=0;
if(chr=="0".charAt(0)) iRet = 0;
if(chr=="1".charAt(0)) iRet = 1;
if(chr=="2".charAt(0)) iRet = 2;
if(chr=="3".charAt(0)) iRet = 3;
if(chr=="4".charAt(0)) iRet = 4;
if(chr=="5".charAt(0)) iRet = 5;
if(chr=="6".charAt(0)) iRet = 6;
if(chr=="7".charAt(0)) iRet = 7;
if(chr=="8".charAt(0)) iRet = 8;
if(chr=="9".charAt(0)) iRet = 9;
if(chr=="A".charAt(0)) iRet = 10;
if(chr=="B".charAt(0)) iRet = 11;
if(chr=="C".charAt(0)) iRet = 12;
if(chr=="D".charAt(0)) iRet = 13;
if(chr=="E".charAt(0)) iRet = 14;
if(chr=="F".charAt(0)) iRet = 15;
【加密的java代码 java密码加密有哪些】return iRet;
}
}
/**
文件选择组件 。
*/
class FilePanel extends JPanel{
FilePanel(String str){
JLabel label = new JLabel(str);
JTextField fileText = new JTextField(35);
JButton chooseButton = new JButton("浏览...");
this.add(label);
this.add(fileText);
this.add(chooseButton);
clickAction ca = new clickAction(this);
chooseButton.addActionListener(ca);
}
public String getFileName(){
JTextField jtf = (JTextField)this.getComponent(1);
return jtf.getText();
}
private class clickAction implements ActionListener{
clickAction(Component c){
cmpt = c;
}
public void actionPerformed(ActionEvent event){
JFileChooser chooser = new JFileChooser();
chooser.setCurrentDirectory(new File("."));
int ret = chooser.showOpenDialog(cmpt);
if(ret==JFileChooser.APPROVE_OPTION){
JPanel jp = (JPanel)cmpt;
JTextField jtf = (JTextField)jp.getComponent(1);
jtf.setText(chooser.getSelectedFile().getPath());
}
}
private Component cmpt;
}
}
/**
密码生成组件 。
*/
class KeyPanel extends JPanel{
KeyPanel(String str){
JLabel label = new JLabel(str);
JTextField fileText = new JTextField(35);
JButton chooseButton = new JButton("随机产生");
this.add(label);
this.add(fileText);
this.add(chooseButton);
clickAction ca = new clickAction(this);
chooseButton.addActionListener(ca);
}
//返回生成的密码（48个字符长度）
public String getKey(){
JTextField jtf = (JTextField)this.getComponent(1);
return jtf.getText();
}
private class clickAction implements ActionListener{
clickAction(Component c){
cmpt = c;
}
public void actionPerformed(ActionEvent event){
try{
KeyGenerator kg = KeyGenerator.getInstance("DES");
kg.init(56);
Key ke = kg.generateKey();
byte[] bytK1 = ke.getEncoded();
ke = kg.generateKey();
byte[] bytK2 = ke.getEncoded();
ke = kg.generateKey();
byte[] bytK3 = ke.getEncoded();
JPanel jp = (JPanel)cmpt;
JTextField jtf = (JTextField)jp.getComponent(1);
jtf.setText(getByteStr(bytK1) getByteStr(bytK2) getByteStr(bytK3));
}catch(Exception e){
e.printStackTrace();
}
}
private String getByteStr(byte[] byt){
String strRet = "";
for(int i=0;iBYT.LENGTH;I){
//System.out.println(byt[i]);
strRet= getHexValue((byt[i]240)/16);
strRet= getHexValue(byt[i]15);
}
return strRet;
}
private String getHexValue(int s){
String sRet=null;
switch (s){
case 0: sRet = "0";break;
case 1: sRet = "1";break;
case 2: sRet = "2";break;
case 3: sRet = "3";break;
case 4: sRet = "4";break;
case 5: sRet = "5";break;
case 6: sRet = "6";break;
case 7: sRet = "7";break;
case 8: sRet = "8";break;
case 9: sRet = "9";break;
case 10: sRet = "A";break;
case 11: sRet = "B";break;
case 12: sRet = "C";break;
case 13: sRet = "D";break;
case 14: sRet = "E";break;
case 15: sRet = "F";
}
return sRet;
}
private Component cmpt;
}
}
求java加密源代码（MD5，base64）import java.security.*;
import javax.crypto.*;
/**
* 本例解释如何利用DES私钥加密算法加解密
*
* @author Devon
* @version 1.0 04/03/10
*/
public class SingleKeyExample {
public static void main(String[] args) {
try {
String algorithm = "DES"; //定义加密算法,可用 DES,DESede,Blowfish
String message = "Hello World. 这是待加密的信息";
// 生成个DES密钥
KeyGenerator keyGenerator = KeyGenerator.getInstance(algorithm);
keyGenerator.init(56); //选择DES算法,密钥长度必须为56位
Key key = keyGenerator.generateKey(); //生成密钥
// 生成Cipher对象
Cipher cipher = Cipher.getInstance("DES");
//用密钥加密明文(message),生成密文(cipherText)
cipher.init(Cipher.ENCRYPT_MODE, key);//操作模式为加密(Cipher.ENCRYPT_MODE),key为密钥
byte[] cipherText = cipher.doFinal(message.getBytes());//得到加密后的字节数组
System.out.println("加密后的信息: "new String(cipherText));
//用密钥加密明文(plainText),生成密文(cipherByte)
cipher.init(Cipher.DECRYPT_MODE, key);//操作模式为解密,key为密钥
byte[] sourceText = cipher.doFinal(cipherText); //获得解密后字节数组
System.out.println("解密后的信息: "new String(sourceText));
} catch (Exception ex) {
ex.printStackTrace();
}
}
}
/**
* @author Devon
*/
import java.security.*;
import java.security.spec.*;
import javax.crypto.*;
public class PairKeyExample {
public static void main(String argv[]) {
try {
String algorithm = "RSA"; //定义加密算法,可用 DES,DESede,Blowfish
String message = "张三 ， 你好，我是李四";
//产生张三的密钥对(keyPairZhang)
KeyPairGenerator keyGeneratorZhang =
KeyPairGenerator.getInstance(algorithm);//指定采用的算法
keyGeneratorZhang.initialize(1024); //指定密钥长度为1024位
KeyPair keyPairZhang = keyGeneratorZhang.generateKeyPair(); //产生密钥对
System.out.println("生成张三的公钥对");
// 张三生成公钥(publicKeyZhang)并发送给李四,这里发送的是公钥的数组字节
byte[] publicKeyZhangEncode = keyPairZhang.getPublic().getEncoded();
//通过网络或磁盘等方式,把公钥编码传送给李四
//李四接收到张三编码后的公钥,将其解码
KeyFactory keyFacoryLi = KeyFactory.getInstance(algorithm);//得到KeyFactory对象
X509EncodedKeySpec x509KeySpec =
new X509EncodedKeySpec(publicKeyZhangEncode);//公钥采用X.509编码
PublicKey publicKeyZhang = keyFacoryLi.generatePublic(x509KeySpec); //将公钥的KeySpec对象转换为公钥
System.out.println("李四成功解码,得到张三的公钥");
//李四用张三的公钥加密信息，并发送给李四
Cipher cipher = Cipher.getInstance("RSA/ECB/PKCS1Padding");//得到Cipher对象
cipher.init(Cipher.ENCRYPT_MODE, publicKeyZhang);//用张三的公钥初始化Cipher对象
byte[] cipherMessage = cipher.doFinal(message.getBytes());//得到加密信息
System.out.println("加密后信息："new String(cipherMessage));
System.out.println("加密完成，发送给李四...");
//张三用自己的私钥解密从李四处收到的信息
cipher.init(Cipher.DECRYPT_MODE, keyPairZhang.getPrivate()); //张三用其私钥初始化Cipher对象
byte[] originalMessage = cipher.doFinal(cipherMessage);//得到解密后信息
System.out.println("张三收到信息，解密后为："new String(originalMessage));
} catch (Exception ex) {
ex.printStackTrace();
}
}
}
求java加密代码 转为 .net加密代码 Java代码如下：您好，提问者：
你的需求真是不明确，AES加密分为好几种协议；
例如：CBC和ECB两种常见类型，下面我贴出CBC解密 。
你的问题不详细，自己测试吧
namespace AES_Dome
{
public class AESOperator
{
public static string Encrypt(string toEncrypt, string key, string iv)
{
byte[] keyArray = UTF8Encoding.UTF8.GetBytes(key);
byte[] ivArray = UTF8Encoding.UTF8.GetBytes(iv);
byte[] toEncryptArray = UTF8Encoding.UTF8.GetBytes(toEncrypt);
RijndaelManaged rDel = new RijndaelManaged();
rDel.Key = keyArray;
rDel.IV = ivArray;
rDel.Mode = CipherMode.CBC;
rDel.Padding = PaddingMode.Zeros;
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, string key, string iv)
{
byte[] keyArray = UTF8Encoding.UTF8.GetBytes(key);
byte[] ivArray = UTF8Encoding.UTF8.GetBytes(iv);
byte[] toEncryptArray = Convert.FromBase64String(toDecrypt);
RijndaelManaged rDel = new RijndaelManaged();
rDel.Key = keyArray;
rDel.IV = ivArray;
rDel.Mode = CipherMode.CBC;
rDel.Padding = PaddingMode.Zeros;
ICryptoTransform cTransform = rDel.CreateDecryptor();
byte[] resultArray = cTransform.TransformFinalBlock(toEncryptArray, 0, toEncryptArray.Length);
return UTF8Encoding.UTF8.GetString(resultArray);
}
}
}
加密的java代码的介绍就聊到这里吧，感谢你花时间阅读本站内容，更多关于java密码加密有哪些、加密的java代码的信息别忘了在本站进行查找喔 。

    推荐阅读


    上一篇：网页缩小css布局错乱，css怎么设置网页全屏大小

    下一篇：车内视角竞速游戏，车内视角赛车游戏