Port-scanner.exe -

: A firewall or other security device is blocking the request, making it impossible to determine the status. Security Warnings

A port scanner works by sending requests to specific ports on a host and analyzing the responses to determine their status: Port-Scanner.exe

: It is used by network administrators to identify open TCP/UDP ports, find all network devices (including Wi-Fi routers and computers), and obtain information about those devices. : A firewall or other security device is

A file named is typically a standalone executable application designed to scan network devices for open ports. Because "Port-Scanner.exe" is a generic name, it can refer to legitimate network administration tools or, in some cases, malicious software disguised as a utility. Common Applications in some cases

: The application is actively listening for connections.