Bookface
Before we start, read more about following tools & vulnerabilities. It will contains in this CTF hydra screen - CVE-2017-5618 knock and also you can read more about additional security method called port knocking So let’s start as usual with nmap. nmap -F --top-ports 10 -sV 10.10.219.90 Starting Nmap 7.80 ( https://nmap.org ) at 2020-02-10 16:37 CET Stats: 0:00:07 elapsed; 0 hosts completed (1 up), 1 undergoing Service Scan Service scan Timing: About 0....