Yes, resurrection of JTAG/SWD interface on protected platforms has always been a sensitive topic in embedded security. This security investigation presents a way to bypass the APPROTECT on a protected nRF52840, in order to reactivate the Serial Wire Debug Interface (SWD), offering full debug capabilities on the target (R/W access to Flash/RAM/Registers, Code Exec and…
nRF52 Debug Resurrection (APPROTECT Bypass) Part 1
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