Category Archives: defcon

Customizing Xiaomi ARM Cortex-M Firmware

This hack was revealed a while ago at DEFCON26, but it’s still a fascinating look into vulnerabilities that affect some of the most widely used IoT devices.

[Dennis Giese] figured out a way to modify ARM Cortex-M based firmware for use in customizing the functionality of devices or removing access …read more

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Posted in arm cortex-m, defcon, defcon26, iot village, Tech Hacks, wireless hacks, xiaomi | Leave a comment

Faxsploit – Exploiting A Fax With A Picture

Security researchers have found a way to remotely execute code on a fax machine by sending a specially crafted document to it. So… who cares about fax? Well apparently a lot of persons are still using it in many institutions, governments and industries, including the healthcare industry, legal, banking and …read more

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Posted in defcon, exploit, fax, faxsploit, security hacks | Leave a comment

Hackaday Links: April 7, 2019

It’s April, which means all the people responsible for doubling the number of badges at DEF CON are hard at work getting their prototypes ready and trying to fund the entire thing. The first one out of the gate is Da Bomb, by [netik] and his crew. This is the …read more

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Posted in 3d printing, chap stick, defcon, gramophone, Hackaday Columns, Hackaday links, JLCPCB, pcb, shitty add-on | Leave a comment

Down the Rabbit Hole of Electronics Manufacturing

If you want to build hundreds of a thing (and let’s face it, you do) now is a magical time to do it. Scale manufacturing has never been more accessible to the hardware hacker, but that doesn’t mean it’s turn-key with no question marks along the way. The path is there, but it’s not well marked and is only now becoming well-traveled. The great news is that yes, you can get hundreds of a thing manufactured, and Kerry Scharfglass proves that it’s a viable process for the lone-wolf electronics designer. He’s shared tips and tricks of the manufacturing process in …read more

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Posted in 2018 Hackaday Superconference, badgelife, cons, defcon, dragonfly, manufacturing | Leave a comment