[feature]登录密码md5加密
This commit is contained in:
parent
1d149ca51d
commit
d29cd75e5f
|
|
@ -12,6 +12,7 @@ import com.eningqu.aipen.demo.activity.SDKMainActivity;
|
|||
import com.eningqu.aipen.demo.databinding.ActivityLoginBinding;
|
||||
import com.eningqu.aipen.ui.base.BaseActivity;
|
||||
import com.eningqu.aipen.ui.main.MainActivity;
|
||||
import com.eningqu.aipen.utils.DigestUtils;
|
||||
import com.eningqu.aipen.utils.SPUtil;
|
||||
|
||||
/**
|
||||
|
|
@ -44,7 +45,9 @@ public class LoginActivity extends BaseActivity<ActivityLoginBinding> {
|
|||
if (mEdPhone&&mEdPassword){
|
||||
//获取其上的值
|
||||
SPUtil.getInstance().putData("userPhone",mBinding.edLoginPhone.getText().toString());
|
||||
SPUtil.getInstance().putData("userPassword",mBinding.edLoginPassword.getText().toString());
|
||||
String password=mBinding.edLoginPassword.getText().toString();
|
||||
String encipherPassword= DigestUtils.generateSaltPassword(password);
|
||||
SPUtil.getInstance().putData("userPassword",encipherPassword);
|
||||
MainActivity.startAction(getContext());
|
||||
finish();
|
||||
}else{
|
||||
|
|
|
|||
|
|
@ -20,7 +20,6 @@ import com.eningqu.aipen.sdk.ErrorCode;
|
|||
import com.eningqu.aipen.sdk.NQPenSDK;
|
||||
import com.eningqu.aipen.sdk.bean.device.NQBtDevice;
|
||||
import com.eningqu.aipen.sdk.bean.device.NQDeviceBase;
|
||||
import com.eningqu.aipen.sdk.bean.device.NQUsbDevice;
|
||||
import com.eningqu.aipen.sdk.comm.ConnectState;
|
||||
import com.eningqu.aipen.sdk.comm.ScanListener;
|
||||
import com.eningqu.aipen.sdk.listener.PenConnectListener;
|
||||
|
|
|
|||
|
|
@ -0,0 +1,119 @@
|
|||
package com.eningqu.aipen.utils;
|
||||
|
||||
import java.security.MessageDigest;
|
||||
import java.security.NoSuchAlgorithmException;
|
||||
import java.util.Random;
|
||||
|
||||
/**
|
||||
* Package:com.eningqu.aipen.utils
|
||||
* Author:starr
|
||||
* Time:2023/9/19 20:51
|
||||
* Description:登录加密工具类
|
||||
*/
|
||||
public class DigestUtils {
|
||||
/**
|
||||
* @Description 生成普通的MD5密码
|
||||
* */
|
||||
public static String MD5(String input) {
|
||||
MessageDigest md5 = null;
|
||||
try {
|
||||
// 生成普通的MD5密码
|
||||
md5 = MessageDigest.getInstance("MD5");
|
||||
} catch (NoSuchAlgorithmException e) {
|
||||
return "check jdk";
|
||||
} catch (Exception e) {
|
||||
e.printStackTrace();
|
||||
return "";
|
||||
}
|
||||
char[] charArray = input.toCharArray();
|
||||
byte[] byteArray = new byte[charArray.length];
|
||||
for (int i = 0; i < charArray.length; i++)
|
||||
byteArray[i] = (byte) charArray[i];
|
||||
byte[] md5Bytes = md5.digest(byteArray);
|
||||
StringBuilder hexValue = new StringBuilder();
|
||||
for (int i = 0; i < md5Bytes.length; i++) {
|
||||
int val = ((int) md5Bytes[i]) & 0xff;
|
||||
if (val < 16)
|
||||
hexValue.append("0");
|
||||
hexValue.append(Integer.toHexString(val));
|
||||
}
|
||||
return hexValue.toString();
|
||||
}
|
||||
|
||||
/**
|
||||
* @Description 生成盐和加盐后的MD5码，并将盐混入到MD5码中,对MD5密码进行加强
|
||||
* */
|
||||
public static String generateSaltPassword(String password) {
|
||||
Random random = new Random();
|
||||
//生成一个16位的随机数，也就是所谓的盐
|
||||
/**
|
||||
* 此处的盐也可以定义成一个系统复杂点的常量,而不是非要靠靠随机数随机出来 两种方式任选其一 例如下面这行代码:
|
||||
* 盐加密 ：SALT的字符串是随意打的，目的是把MD5加密后的再次加密变得复杂
|
||||
* public static final String SALT = "fskdhfiuhjfshfjhsad4354%@!@#%3";
|
||||
**/
|
||||
StringBuilder stringBuilder = new StringBuilder(16);
|
||||
stringBuilder.append(random.nextInt(99999999)).append(random.nextInt(99999999));
|
||||
int len = stringBuilder.length();
|
||||
if (len < 16) {
|
||||
for (int i = 0; i < 16 - len; i++) {
|
||||
stringBuilder.append("0");
|
||||
}
|
||||
}
|
||||
// 生成盐
|
||||
String salt = stringBuilder.toString();
|
||||
//将盐加到明文中，并生成新的MD5码
|
||||
password = MD5(password + salt);
|
||||
//将盐混到新生成的MD5码中，之所以这样做是为了后期更方便的校验明文和秘文，也可以不用这么做，不过要将盐单独存下来，不推荐这种方式
|
||||
char[] cs = new char[48];
|
||||
for (int i = 0; i < 48; i += 3) {
|
||||
cs[i] = password.charAt(i / 3 * 2);
|
||||
char c = salt.charAt(i / 3);
|
||||
cs[i + 1] = c;
|
||||
cs[i + 2] = password.charAt(i / 3 * 2 + 1);
|
||||
}
|
||||
return new String(cs);
|
||||
}
|
||||
|
||||
/**
|
||||
* @Description 验证明文和加盐后的MD5码是否匹配
|
||||
**/
|
||||
public static boolean verifySaltPassword(String password, String md5) {
|
||||
//先从MD5码中取出之前加的盐和加盐后生成的MD5码
|
||||
char[] cs1 = new char[32];
|
||||
char[] cs2 = new char[16];
|
||||
for (int i = 0; i < 48; i += 3) {
|
||||
cs1[i / 3 * 2] = md5.charAt(i);
|
||||
cs1[i / 3 * 2 + 1] = md5.charAt(i + 2);
|
||||
cs2[i / 3] = md5.charAt(i + 1);
|
||||
}
|
||||
String salt = new String(cs2);
|
||||
//比较二者是否相同
|
||||
return MD5(password + salt).equals(new String(cs1));
|
||||
}
|
||||
|
||||
/**
|
||||
* @Description 生成MD5密码
|
||||
**/
|
||||
// private static String md5Hex(String src) {
|
||||
// try {
|
||||
// MessageDigest md5 = MessageDigest.getInstance("MD5");
|
||||
// byte[] bs = md5.digest(src.getBytes());
|
||||
// return new String(bs.toString());
|
||||
// } catch (Exception e) {
|
||||
// return null;
|
||||
// }
|
||||
// }
|
||||
|
||||
public static void main(String args[]) {
|
||||
// 原密码
|
||||
String password = "123456";
|
||||
System.out.println("明文(原生)密码：" + password);
|
||||
// MD5加密后的密码
|
||||
String MD5Password = MD5(password);
|
||||
System.out.println("普通MD5加密密码：" + MD5Password);
|
||||
// 获取加盐后的MD5值
|
||||
String SaltPassword = generateSaltPassword(password);
|
||||
System.out.println("加盐后的MD密码：" + SaltPassword);
|
||||
System.out.println("加盐后的密码和原生密码是否是同一字符串:" + verifySaltPassword(password, SaltPassword));
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue