OpenWRT自定义按钮的功能
几乎在所有的无线路由器基本上都有自带一个按钮，简简单单2个作用：
1.短按WPS连接
2.长按恢复出厂
4 Steps to clone access card by phone
Many people are curious on how to clone access card for convinience or just for fun. Most access system with RFID verify visitors with UID in the access card. It's the first 4 bytes hex data of Block 0 in Sector 0.
Follow the steps bellow to clone an access card.
How to use NFC as a mifare card reader - Charge
The last post shows how to use MTools to read money data on Sector 3.
Here's the tutorial to show how to charge mifare 1k card with regular rule on 2 blocks.
How to use NFC as a mifare card reader - Read
NFC has been widely used on Android Pay, Apple Pay and Device Connection.
With NFC on Android Phone, it's even easy to read datas in the mifare card, such as Metro Card, RFID Parking card and etc.
This article shows how to use NFC as a mifare reader to read the amount remaining in the card.
OrangePiZero加装温控风扇
写在前面
刚入国产派的时候，一早醒来，CPU温度都是50º起的
这还是春天乱穿衣服的季节，到了夏天会不会炸机真不好说
记一次对md5密文的解密
前几天很幸运的拿下了某网站数据库的mdf备份，然而其中的md5密文拿到cmd5.com
怎么也解不开，无奈去搜网站源码，终于在PPConn2.asp文件里找到了 PPMD5 函数