← Port Encyclopedia
70

Gopher

TCP
Web Low Risk
Gopher protocol — precursor to HTTP, rarely used but sometimes found in CTFs

🔍 How to Scan Port 70

nmap -sV -p 70 target
nmap -sV -sC --script=banner -p 70 target
nc -zv target 70

🛡️ Security Considerations

  • Scan port 70 with nmap -sV to identify the exact service and version
  • If Gopher is not needed, close or firewall this port immediately
  • Check for default credentials if a management interface runs on this port
  • Use searchsploit gopher to find known exploits
  • Monitor traffic on port 70 with Wireshark or tcpdump for anomalies
  • Ensure the service is patched to the latest version to prevent known CVE exploitation
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