#Icmpknocking

Challenge description: Muhammad Ali: “I’ve Ceen Many Pictures of Knocking-out in my career” special idea: 1)The main idea of the challenge is ICMP Knocking. 2)This is not a Stego challenge, this is a Networking challenge! 3)solving without understanding(frame contains “flag”/“noxctf”,follow each tcp stream) will lead you to stego dead end. Writeup: At the beginning of the challenge we get a description: Muhammad Ali: “I’ve Ceen Many Pictures of Knocking-out in my career” ok, it seems like we need to search picture files of knockouts inside the pcap file. [Read More]