All ports
Port4536/UDP
ehs-sslPort
4536
Protocol
UDP
Category
Registered
Service
ehs-ssl
What is port 4536?
Port 4536/UDP is a Registered port, registered with IANA for specific applications. It is associated with the ehs-ssl service.
Event Heap Server SSL
Useful commands
nmapnmap -p 4536 -sV example.comnetcatnc -zv example.com 4536curlcurl -v http://example.com:4536/telnettelnet example.com 4536bash(echo > /dev/udp/example.com/4536) 2>/dev/nullFirewall commands
UFWAllow
sudo ufw allow 4536/udpDeny
sudo ufw deny 4536/udpiptablesAllow
sudo iptables -A INPUT -p udp --dport 4536 -j ACCEPTDeny
sudo iptables -D INPUT -p udp --dport 4536 -j ACCEPTfirewalldAllow
sudo firewall-cmd --permanent --add-port=4536/udpWindowsAllow
netsh advfirewall firewall add rule name="Open Port 4536" dir=in action=allow protocol=UDP localport=4536Security 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- Outdated versions with vulnerabilities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 4536/UDP?
Port 4536/UDP is associated with the ehs-ssl service. Event Heap Server SSL
Is it safe to expose port 4536 to the Internet?
It depends on the service and configuration. Port 4536 (ehs-ssl) 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 4536 is open?
You can use nmap: `nmap -p 4536 -sV example.com`, netcat: `nc -zv example.com 4536`, or the bash command: `(echo > /dev/udp/example.com/4536) 2>/dev/null && echo "Open" || echo "Closed"`.
How do I open or close port 4536 on my firewall?
On Linux with UFW: `sudo ufw allow 4536/udp` (open) or `sudo ufw deny 4536/udp` (close). With iptables: `sudo iptables -A INPUT -p udp --dport 4536 -j ACCEPT`. On Windows: `netsh advfirewall firewall add rule name="Open Port 4536" dir=in action=allow protocol=UDP localport=4536`.
What applications and services use port 4536?
Port 4536/UDP is used by the ehs-ssl service. Specific uses depend on the software and configuration. Check our related tools section for more information.