Tag: AM ook

Hardware HacksRadioRTLSDR

Bypassing Rolling Code Systems

This blog post will discuss the implementation of Codegrabbing / RollJam, just one method of attacking AM/OOK systems that implement rolling codes (such as keeloq) — these systems are commonly found on modern vehicles and entry systems such as gates and garages. This technique has been used and spoken about for a number of years…


Hacking fixed key remotes with (only) RFCat

Introduction Its been absolutely ages since I’ve posted anything on the blog, not that I havent been doing things, just really not many things I felt good enough to write an entry about. I got a lot of feedback regarding my previous entry about Hacking Fixed key remotesĀ and I decided to build on that slightly….

GeneralHardware HacksSecurity

ZaCon V Badge [2/2]: How they work

The ZaCon badges were a ton of work on the hardware side (see ZaCon V Badge [1/2]: Build Time), however they provided their own challenges on the software side as well. Since my knowledge of chipsets only extended to the Arduino the badges are essentially a complete Arduino without the UBS->FTDI breakout. This means that…