← Port Encyclopedia
22222
SSH-Alt
TCP
Remote Access
Medium Risk
Alternative SSH — non-standard SSH port for obscurity
🔍 How to Scan Port 22222
nmap -sV -p 22222 target
nmap -sV -sC --script=banner -p 22222 target
nc -zv target 22222
🛡️ Security Considerations
- Scan port 22222 with
nmap -sVto identify the exact service and version - If SSH-Alt is not needed, close or firewall this port immediately
- Check for default credentials if a management interface runs on this port
- Use
searchsploit ssh-altto find known exploits - Monitor traffic on port 22222 with Wireshark or tcpdump for anomalies
- Ensure the service is patched to the latest version to prevent known CVE exploitation