competition-firmware-layout

To map firmware partitions and trace the boot chain, map the firmware image into partitions, bootloader, kernel, and rootfs. Then trace the boot sequence from boot ROM through secure boot to services, recording offsets, sizes, hashes, and trust boundaries.

Firmware layout analysis is the process of mapping outer containers, partition tables, and update metadata to reveal decisive artifacts. It identifies the boot sequence, trust boundaries, and reachable components to enable precise artifact tracing and risk assessment.

To extract firmware components while preserving evidence, keep the original image and patches as separate artifacts. Map the layout and trace the boot or update flow, creating an evidence chain that documents offsets, hashes, mount points, and config paths.

Yes, you can trace credentials and certificates used during the boot sequence. The firmware layout analysis records credentials, certificates, and config usage at each stage of the boot or update chain, from boot ROM through secure boot to running services.

The best way to analyze a firmware dump for update flow is to map the update metadata alongside partition tables and config blobs. This identifies trust boundaries, traces the update chain, and reveals reachable artifacts within the embedded device.

Yes, firmware layout mapping works with device update flows and raw firmware dumps. It is specifically applied to embedded devices, firmware dumps, and update flows to identify the boot sequence, trust boundaries, and reachable artifacts while preserving originals.