TCP Port 1863 – msnp

About TCP Port 1863

Port 1863 is registered with the Internet Assigned Numbers Authority (IANA) for msnp. The IANA description reads: ‘MSNP’. This port appears in 7 IDS rules and does not have notable malware activity indicators in our data.

IDS Rule References

7 IDS / security rules reference TCP port 1863. Presence in IDS rules does not mean traffic on this port is malicious. These are patterns security tools monitor.

Rule categories (top 2): policy-violation (6), attempted-user (1).

Sample rule descriptions for TCP port 1863:

• POLICY-SOCIAL Microsoft MSN message
• POLICY-SOCIAL Microsoft MSN outbound file transfer request
• POLICY-SOCIAL Microsoft MSN outbound file transfer accept
• POLICY-SOCIAL Microsoft MSN outbound file transfer rejected
• POLICY-SOCIAL Microsoft MSN user search

Data Sources

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