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Hardware & Electronics

The most popular blog posts about hardware & electronics on Hacker News. 4,801 posts.

Any year
184

I bricked my Christmas lights

Reverse engineering Bluetooth LE LED light controllers, or How I Bricked My Christmas Lights If a device communicates via Bluetooth LE and has an app, it deserves to be integrated into my home automation system. I’ve spent a significant amount of time reverse engineering various budget-friendly LED light strips to...

187

I hacked my car

Note: As of 2022/10/25 the information in this series is slightly outdated. See Part 5 for more up to date information. The Car Last summer I bought a 2021 Hyundai Ioniq SEL. It is a nice fuel-efficient hybrid with a decent amount of features like wireless Android Auto/Apple CarPlay, wireless phone charging, heated…

189

Enclave: An Unpickable Lock

Just about every key lock in the world today has the same fundamental flaw. They accept input (a key, or a lockpicking tool) from the outside world, and they test if that input is correct at the same time . This flaw opens up two kinds of vulnerabilities.

193

Can you get root with only a cigarette lighter?

Before you can write an exploit, you need a bug. When there are no bugs, we have to get creative—that's where Fault Injection comes in. Fault injection can take many forms, including software-controlled data corruption, power glitching, clock glitching, electromagnetic pulses, lasers, and more.

202

Hold on to Your Hardware

A warning about rising prices, vanishing consumer choice, and a future where owning a computer may matter more than ever as hardware, power, and control drift toward data centers and away from people.

206

We Need a Better PC

My challenge: I'm trying to get a computer that doesn't suck Like lots of people I spend about half of my waking life on my laptop, so this really matters. However, I don't want a Mac. Apple...

207

Gas Pump Skimmers

What’s the first thing that should scare you? There’s three. And the next? The label ‘46’. They’ve got so many in the field criminals need to number them just to keep track.