All ports
Port8432/TCP
pgbackrestPort
8432
Protocol
TCP
Category
Registered
Service
pgbackrest
What is port 8432?
Port 8432/TCP is a Registered port, registered with IANA for specific applications. It is associated with the pgbackrest service.
PostgreSQL Backup
Useful commands
nmapnmap -p 8432 -sV example.comnetcatnc -zv example.com 8432curlcurl -v http://example.com:8432/telnettelnet example.com 8432bash(echo > /dev/tcp/example.com/8432) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 8432/tcpDeny
sudo ufw deny 8432/tcpiptablesAllow
sudo iptables -A INPUT -p tcp --dport 8432 -j ACCEPTDeny
sudo iptables -D INPUT -p tcp --dport 8432 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=8432/tcpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 8432" dir=in action=allow protocol=TCP localport=8432Security Risks
- Unauthorized access to the service
- Data exposure if the service is unauthenticated
- Outdated versions with vulnerabilities
- Incorrect service configuration
Frequently Asked Questions
What service runs on port 8432/TCP?
Port 8432/TCP is associated with the pgbackrest service. PostgreSQL Backup
Is it safe to expose port 8432 to the Internet?
It depends on the service and configuration. Port 8432 (pgbackrest) is a Registered port. If you need to expose it, keep the service updated, use strong authentication, and configure a firewall. It's always recommended to restrict access by IP when possible.
How do I check if port 8432 is open?
You can use nmap: `nmap -p 8432 -sV example.com`, netcat: `nc -zv example.com 8432`, or the bash command: `(echo > /dev/tcp/example.com/8432) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 8432 on my firewall?
On Linux with UFW: `sudo ufw allow 8432/tcp` (open) or `sudo ufw deny 8432/tcp` (close). With iptables: `sudo iptables -A INPUT -p tcp --dport 8432 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 8432" dir=in action=allow protocol=TCP localport=8432`.
What applications and services use port 8432?
Port 8432/TCP is used by the pgbackrest service. Specific uses depend on the software and configuration. Check our related tools section for more information.