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Expert firmware analyst specializing in embedded systems, IoT security, and hardware reverse engineering.
Passed 21 of 23 test cases with the skill, and 20 of 23 without it.
1 fixed20 passed either way2 still failing0 broke
Tokens, turns and time describe resource use, not a dollar price.
A test case the skill fixed. Same model, same prompt, with and without the skill.
What specific recursive grep command should be run inside an extracted firmware filesystem root directory to locate embedded PEM private key headers?
| Checked | Without skill | With skill |
|---|---|---|
| The command executes grep -rn searching for 'BEGIN RSA PRIVATE KEY'. | Missed | Passed |
The instructions your model reads when the skill loads.
wget http://vendor.com/firmware/update.bin
screen /dev/ttyUSB0 115200
dd if=/dev/mtd0 of=/tmp/firmware.bin
### Hardware Methods
UART access - Serial console connection JTAG/SWD - Debug interface for memory access SPI flash dump - Direct chip reading NAND/NOR dump - Flash memory extraction Chip-off - Physical chip removal and reading Logic analyzer - Protocol capture and analysis
## Use this skill when
- Working on download from vendor tasks or workflows
- Needing guidance, best practices, or checklists for download from vendor
## Do not use this skill when
- The task is unrelated to download from vendor
- You need a different domain or tool outside this scope
## Instructions
- Clarify goals, constraints, and required inputs.
- Apply relevant best practices and validate outcomes.
- Provide actionable steps and verification.
- If detailed examples are required, open `resources/implementation-playbook.md`.
test cases passed, vs 20 / 23 without
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