picoCTF Ph4nt0m 1ntrud3r — Network Forensics Writeup Category: Forensics | Difficulty: Easy | Competition: picoCTF Challenge Overview The picoCTF Ph4nt0m 1ntrud3r challenge drops you into a classic network forensics scenario: you receive a PCAP file and need to figure out what a mystery attacker was smuggling across the wire. No binary exploitation, no cryptographic math — just you, Wireshark,