Neuschäfer, J.Klein, MaikeKrupka, DanielWinter, CorneliaGergeleit, MartinMartin, Ludger2024-10-212024-10-212024978-3-88579-746-3https://dl.gi.de/handle/20.500.12116/45201Embedded systems often contain a CPU or SoC which loads code from an external flash memory. By observing the signals between SoC and flash, information about the behavior of code running on the CPU may be gained. A flash tracing tool for the SPI3 bus based on the inexpensive Raspberry Pi Pico microcontroller is presentedenembedded devicesembedded systemssystem-on-chipflash memoryserial peripheral interfacereverse engineeringdynamic analysisfirmwarebootloaderssecure bootText/Conference Paper10.18420/inf2024_411617-5468