4 ms·
The FPB (flash patch and breakpoint) peripheral on Cortex-M3 allows live-patching the flash contents; this allows you to temporarily change the reset vector. Th
by kosma 10y ago
The FPB (flash patch and breakpoint) peripheral on Cortex-M3 allows live-patching the flash contents; this allows you to temporarily change the reset vector. That, plus careful supply voltage glitching to reset some peripherals but not other, and the device is pwned.
- lisper 10y agoNice! But it sounds like it would not be effective against RDP level 2.