Docker

  • Challenge:
    Given a docker image at docker hub.
40
  • Solve:
  • Initial Attempt
    Followed general docker image stuff
* docker pull image
* docker run image
* docker execute shell and run commands

There was a flag.txt file but it did not have the flag.

40


  • Second Attempt and Flag
* Try reversing docker image to reconstruct the `Dockerfile` with the intiail commands executed
* Used docker history
  • docker history and the flag
40