TCP Port 1812 – radius

About TCP Port 1812

Port 1812 is registered with the Internet Assigned Numbers Authority (IANA) for radius. The IANA description reads: ‘RADIUS’. This port appears in 1 IDS rule and does not have notable malware activity indicators in our data.

IDS Rule References

1 IDS / security rule reference TCP port 1812. Treat that number as context, not a danger score. Many detection rules are written against groups of ports rather than one service, web ports especially, so common web alternate ports inherit large counts while genuinely sensitive services can show few rules or none. Presence in IDS rules does not mean traffic on this port is malicious.

Rule categories (top 1): attempted-recon (1).

Sample rule descriptions for TCP port 1812:

• SERVER-WEBAPP VirusWall catinfo access

Data Sources

This information is compiled from: IANA Service Name and Transport Protocol Port Number Registry and Snort Community Rules (GPLv2).