See http://jtwp470.hatenablog.jp/entry/juniors-ctf<span>I saw a dump pcap file to use Wireshark. I found the fact:</span>SSH connection between 10.1.0.41 and 10.0.23.37. Port number is 38574.10.0.23.37 is alive via VPN.Download .ssh/id_rsa ;)See passwd: I think this is /etc/passwd. and found a user: hirsch.<span>So, I guess I need to connect 10.0.23.37 to use SSH and .ssh/id_rsa</span>$ ssh -i ./id_rsa -p 38574 [email protected]The_third_season_was_sold_to_the_aliensConnection to 10.0.23.37 closed.Gotcha. I got a flag.<span>Flag: The_third_season_was_sold_to_the_aliens</span>