← Port Encyclopedia
465
SMTPS
TCP
Email
Medium Risk
SMTP over SSL — encrypted email submission, now deprecated in favor of STARTTLS
🔍 How to Scan Port 465
nmap -sV -p 465 target
nmap -sV -sC --script=banner -p 465 target
nc -zv target 465
🛡️ Security Considerations
- Scan port 465 with
nmap -sVto identify the exact service and version - If SMTPS is not needed, close or firewall this port immediately
- Check for default credentials if a management interface runs on this port
- Use
searchsploit smtpsto find known exploits - Monitor traffic on port 465 with Wireshark or tcpdump for anomalies
- Ensure the service is patched to the latest version to prevent known CVE exploitation