Clear it in 3 steps
-
Start the environment
-
Investigate the target
-
Submit the flag
Learn IoT firmware extraction using a safe tar-formatted rootfs fixture. firmware.bin is not a real device image. Extract the archive, find the SSH-key metadata, and recover its embedded comment.
List evidence/firmware.bin with tar -tf
Inspect metadata in etc/ssh/id_rsa
Decode the Comment-B64 value with base64 -d