They're Scanning Your Network Right Now
The internet is constantly being scanned. Shodan, Censys, and thousands of bots scan every IP address on the planet every day.
How Network Scanning Works
- Host Discovery: Find which IPs are alive
- Port Scanning: Find open services
- Service Enumeration: Identify software versions
- Vulnerability Matching: Compare against CVE databases
- Exploitation: Attack identified vulnerabilities
What Shodan Sees
Shodan.io indexes every device connected to the internet. Search results include:
- 🏠 Home security cameras with default passwords
- 🏭 Industrial control systems (SCADA) exposed online
- 🏥 Hospital equipment accessible from internet
- 🔓 MongoDB databases without authentication
- 🖨️ Printers with open admin panels
Your Home Network Right Now
Run this on your own network and be shocked:
nmap -sV -p 1-10000 your_router_ip
nmap -sn 192.168.1.0/24 | grep "scan report"
Most people find 10-30 devices they didn't know were connected!
How to Protect Yourself
- 🔒 Disable UPnP on your router
- 🔒 Close unnecessary ports
- 🔒 Update all device firmware
- 🔒 Use network segmentation
- 🔒 Monitor with IDS (Snort/Suricata)
🔥 Learn network defense at ONLY4YOU →