Bit Surgeon
HardPurple TeamReverse 3-4 hrs
Challenge Description / Scenario
A critical infrastructure device accepts over-the-air updates. The challenge: forge a valid update package that passes signature verification and executes your payload.
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3 questions — answer all to complete the challenge
475 pts
1
What signing algorithm is used?
2
What is the hardcoded signing key?
3
Submit the flag from the forged firmware execution.