joegrand

joegrand, 13 days ago to random

Celebrating 21.43 years of running Grand Idea Studio by finally updating my website! https://grandideastudio.com

joegrand, 3 months ago to random

Raspberry Pi Pico development using the Flipper Zero as a CMSIS-DAP interface for SWD and UART.

joegrand, 8 months ago to random

Score of the day: WarGames 2000 movie script from 1998! The unproduced sequel to the movie that brought hacking to the masses. David Lightman is all grown up now 😲

This is completely different than the shouldn't-even-count-as-a-sequel WarGames: The Dead Code from 2008.

Complete script of the unreleased sequel to WarGames entitled WarGames 2000 and dated April 24, 1998. Edge view.
Complete script of the unreleased sequel to WarGames entitled WarGames 2000 and dated April 24, 1998. Top view.

joegrand, 9 months ago to random

I’m not too active on social media, but here are my official accounts. Hopefully this will reduce the number of Joe Grand impersonators who are trying to scam people.

joegrand, 11 months ago to random

Finally cleaned up the Jupyter Notebook for glitching and extracting firmware from the nRF52832 on a WatchPAT One. Similar to AirTag setup: Target is powered directly from the ChipWhisperer, on-board voltage regulator output used as trigger, crowbar on DEC1. Based on seminal work by LimitedResults, @colinoflynn, @stacksmashing, and @LennertWo. https://github.com/joegrand/watchpat-vfi

OpenOCD output of retrieving firmware from an nRF52832 after successful glitch.
Fault injection setup using a ChipWhisperer, Segger J-Link, and WatchPAT One (nRF52832) as the target.

joegrand, 11 months ago to random

The sweet, sweet smell of chip-off 😷

joegrand, 11 months ago to random

Score of the day: Intel 80286 jigsaw puzzle from 1982! 🧩

Completed Intel iAPX 286 puzzle, which was a lot harder than I thought it would be!

joegrand, 1 year ago to random

🤔

joegrand, 1 year ago to random

Hello from Rocky Mountain National Park 🏔️

Joe Grand standing on a snowy trail
Hackers in the wilderness