In this blog post I will cover some quick basics about NFC, Mifare Classic and how to set up everything for reading and writing a NFC tag. At the end I show you how to reprogram a vending machine’s NFC tag to contain more credits.
Because I have installed Wordpress for testing purposes way too often, i decided to write my setup down so I can reference it and others can benefit from the install.
In a recent security audit I spotted a file on the server which caught my attention: loader-wizard.php. After calling the file via a Browser I noticed it’s part of ionCubes encoding and obfuscation software. The software can be found on ionCubes Homepage.