Understanding Port 3389: Uses, Risks & Protections | Group-IB

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3389 port number Port 3389 is used for Windows Remote Desktop and Remote Assistance connections (RDP) and is vulnerable to Denial of Service Attack. It is also used by Zmodo Geovision and other applications. See IANA registration, references, and security scan..

3389 port service Remote Desktop allows remote connections to computers running Windows or Windows Server over the Remote Desktop Protocol (RDP), listening on port 3389 by default. For security or configuration purposes, you might want to change this listening port.

3389 port forwarding This article is crafted for IT professionals seeking to master the RDP Port 3389, its security implications and the best practices for remote desktop connections.