Port-scanner.exe

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

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

Using the PortQry command-line tool - Windows Server | Microsoft Learn Port-Scanner.exe

Because port scanning is a primary technique used by hackers to find vulnerabilities (such as "open doors" into a network), security software often flags these executables.

: The application is actively listening for connections. A file named is typically a standalone executable

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

The most frequent association with this filename is , developed by Famatech. Security Warnings Using the PortQry command-line tool -

: No application is listening, though the host is reachable.