Back to Basics: A Grounded Approach to Cybersecurity
You can’t secure what you can’t see. With hybrid workforces and multi‑cloud footprints, every device from home routers to AWS instances counts as ‘on your network.’ Starting with free tools like Nmap—using simple nmap -sn 192.168.1.0/24 discovery scans and nmap -sV service enumerations—lets even small teams build a reliable device inventory and spot rogue hardware before attackers do.