All ports
Port4067/UDP
idpPort
4067
Protocol
UDP
Category
Registered
Service
idp
What is port 4067?
Port 4067/UDP is a Registered port, registered with IANA for specific applications. It is associated with the idp service.
Information Distribution Protocol
Useful commands
nmapnmap -p 4067 -sV example.comnetcatnc -zv example.com 4067curlcurl -v http://example.com:4067/telnettelnet example.com 4067bash(echo > /dev/udp/example.com/4067) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 4067/udpDeny
sudo ufw deny 4067/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 4067 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 4067 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=4067/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 4067" dir=in action=allow protocol=UDP localport=4067Security 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- Outdated versions with vulnerabilities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 4067/UDP?
Port 4067/UDP is associated with the idp service. Information Distribution Protocol
Is it safe to expose port 4067 to the Internet?
It depends on the service and configuration. Port 4067 (idp) 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 4067 is open?
You can use nmap: `nmap -p 4067 -sV example.com`, netcat: `nc -zv example.com 4067`, or the bash command: `(echo > /dev/udp/example.com/4067) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 4067 on my firewall?
On Linux with UFW: `sudo ufw allow 4067/udp` (open) or `sudo ufw deny 4067/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 4067 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 4067" dir=in action=allow protocol=UDP localport=4067`.
What applications and services use port 4067?
Port 4067/UDP is used by the idp service. Specific uses depend on the software and configuration. Check our related tools section for more information.