Port 3389 is conventionally used by the Remote Desktop Protocol (RDP) which enables users to connect to and control another computer over a network connection. Understanding port usages is crucial for network troubleshooting and security. While the other ports listed are also used for well-known services, they are associated with other protocols and services: Port 443 is used for HTTPS, port 22 is used for SSH, and port 25 is used for SMTP.
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What is Remote Desktop Protocol (RDP)?
What types of applications commonly use RDP?
How does RDP enhance network security during remote connections?