← Port Encyclopedia
102
ISO-TSAP
TCP
Industrial
Medium Risk
ISO Transport Service Access Point — used by Siemens S7 PLCs and SCADA systems
🔍 How to Scan Port 102
nmap -sV -p 102 target
nmap -sV -sC --script=banner -p 102 target
nc -zv target 102
🛡️ Security Considerations
- Scan port 102 with
nmap -sVto identify the exact service and version - If ISO-TSAP is not needed, close or firewall this port immediately
- Check for default credentials if a management interface runs on this port
- Use
searchsploit iso-tsapto find known exploits - Monitor traffic on port 102 with Wireshark or tcpdump for anomalies
- Ensure the service is patched to the latest version to prevent known CVE exploitation