← Port Encyclopedia
26

RSFTP

TCP
File Transfer Medium Risk
RSFTP — alternative SMTP port sometimes used to bypass port 25 filtering

🔍 How to Scan Port 26

nmap -sV -p 26 target
nmap -sV -sC --script=banner -p 26 target
nc -zv target 26

🛡️ Security Considerations

  • Scan port 26 with nmap -sV to identify the exact service and version
  • If RSFTP is not needed, close or firewall this port immediately
  • Check for default credentials if a management interface runs on this port
  • Use searchsploit rsftp to find known exploits
  • Monitor traffic on port 26 with Wireshark or tcpdump for anomalies
  • Ensure the service is patched to the latest version to prevent known CVE exploitation

🔗 Related File Transfer Ports

Port 20
FTP-Data
Port 21
FTP
Port 69
TFTP
Port 411
DC-Hub
Port 412
DC-Client
Port 548
AFP
Port 873
rsync
Port 1214
Kazaa
Port 2049
NFS
Port 4662
eMule
Port 4672
eMule-UDP
Port 6881
BitTorrent

📍 Nearby Ports

Port 21
FTP
Port 22
SSH
Port 23
Telnet
Port 24
Port-24
Port 25
SMTP
Port 27
Port-27
Port 28
Port-28
Port 29
Port-29
Port 30
Port-30
Port 31
Port-31
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