Reversing a CANbus odometer filter/manipulator

Intorduction A while back, I watched a video on YouTube by Big Clive in which he showed and tore down a device that is used to manipulate the mileage displayed on an odometer of a car.
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Breaking bad CD-ROM DRM Protection

While everybody in my area are preparing for Passover and doing some cleaning, I came across a bunch of CD-ROMs that have be left on a wall near my house for the public.
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First attempt downloading and decoding NOAA images

Introduction In the past few years I have wanted to explore the world of different signals from space. Now, I know that my phone can pickup signals from space, and I use it every day… it’s called GPS.
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Commercial pulse oximeter teardown

In the past few days, I have been playing around with some hobby pulse sensors (pulsesensor.com) and ECG (AD8232) modules. I remembered I got a finger clip pulse-oximeter a while back that was too broken to use (broken - physically, glued back together).
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Inside a Switcher V2 - Part 2, Mapping and Extracting

After going over the Switcher’s overview and internal components in part 1 it was time to take a closer look at the specifics of each component.
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Visually reading magnetic stripes with iron oxide

On 03/12/2017 I attempted to read a magnetic card strip using iron oxdie (FeO) powder created by decomposing steel wool with a blowtorch.
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Inside a Switcher V2 - Part 1, Overview

On advice from a friend, I ended up buying a Swticher V2 to connect to an immersion heater and replace the analog timer with a more modern digital one, which contains features such as timer mode, scheduler and power consumption calculator.
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