E
elfy
39C3 (de-en)
About
elfy is an ambulatory wheelchair user who got (un)reasonably angry about a 599€ remote control and discovered that spite is an excellent motivator for reverse engineering: because understanding the device you depend on isn't just interesting, it should always be possible. Firmly believes that if your medical device has Google Play Billing integrated, something has gone horribly wrong.
Has now spent more time reverse engineering their wheelchair drive model than the manufacturer probably spent implementing the DRM.
Sessions by elfy (1 session)
Pwn2Roll: Who Needs a 595€ Remote When You Have wheelchair.py?
A 595€ wheelchair remote that sends a handful of Bluetooth commands. A 99.99€ app feature that does exactly what the 595€ hardware does. A speed up...
December 27, 2025 at 05:15 PM
Zero
60 minutes