May 26, 2021
M1RACLES: M1ssing Register Access Controls Leak EL0 State — The first hardware vulnerability of Apple Silicon: a system register can be accessed directly from EL0. Two processes can cooperatively exchange data using this register. However, this is more of a curiosity. You shouldn't worry. (via)
#apple #hardware #security
May 1, 2021
Internal Combustion Engine — I always wanted to learn the basics of a combustion engine, and today I have. This single website with interactive animations is much more informative than any textbook I've read or class I've attended. (via)
#masterpiece #hardware #engineering
Apr 22, 2021
Moxie Marlinspike on Twitter: "A few months ago Cellebrite announced that they would begin parsing data from Signal in their extraction tools. It seems they're not doing that very carefully. Exploiting vulnerabilities in Cellebrite's software, from an app's perspective: https://t.co/9ar6ypnPe2" / Twitter — Moxie finds RCE vulnerabilities in Cellebrite, triggered just by placing a carefully crafted file on any app, which render the software useless. This is hacking at its best and purest.
#genius #privacy #hardware
Feb 25, 2021
A one-bit processor explained: reverse-engineering the vintage MC14500B — Extremely detailed article about a historical oddity (1 bit processor) which includes one of the best explanations about how transistors work. Great read. (via)
#retro #hardware
Jan 12, 2021
‘Your Cock Is Mine Now:’ Hacker Locks Internet-Connected Chastity Cage, Demands Ransom — WHY?!? Stop connecting random devices to the internet! If you need an app to control your sex toy, do it via bluetooth. (via)
#privacy #iot #hardware
Dec 16, 2020
The world's worst video card? — Ben Eater is at it again, showing how to create a VGA card on a breadboard and making it display an image. Excellent content as usual.
#electronics #hardware
Nov 8, 2020
Color: From Hexcodes to Eyeballs — Excellent introduction to color theory. If you are interested in learning how color works, this post is a must read.
#genius #color #hardware #biology
Sep 15, 2020
A look at the die of the 8086 processor — Fantastic detailed pictures of Intel's 8086, along with a good explanation and some historical bits (via)
#retro #hardware
Jul 11, 2020
Don't close your MacBook, MacBook Air, or MacBook Pro with a cover over the camera — Apple is on the wrong. Camera covers have a different function that indicator lights. I don't want to be notified when a rogue or buggy app takes a picture of me, I want to *avoid* it! (via)
#privacy #hardware
May 11, 2020
The FLOPKEY, a keyboard which you type on by inserting specially labeled floppy disks — I... am speechless. Please, you have to see this. (via)
#hardware #genius