Port 514: Syslog
Port 514 is syslog, the classic way network devices and servers ship log messages to a central collector. Plain syslog is unencrypted UDP, so secure deployments tunnel it.
UDPManagementUnencrypted by defaultIANA assigned
| Port number | 514 |
|---|---|
| Service | Syslog logging |
| Protocol | UDP |
| Category | Management |
| Default encryption | No |
Security note. Port 514 is not encrypted by default. Restrict it to trusted networks, or use an encrypted alternative where one exists, to avoid exposing credentials and data in transit.
Frequently asked questions
What is port 514 used for?
Port 514 is syslog, the classic way network devices and servers ship log messages to a central collector. Plain syslog is unencrypted UDP, so secure deployments tunnel it.
Is port 514 TCP or UDP?
Port 514 (Syslog) uses UDP.
Is port 514 secure?
Port 514 is not encrypted by default. Where possible, use an encrypted alternative or tunnel it over TLS or a VPN.
Should I open port 514 on my firewall?
Only if you specifically need Syslog. Expose it to the smallest set of trusted sources, and never open database or Windows-service ports to the whole internet.