A flaw in Windows Firewall may prevent users from seeing all the open network ports on a Windows XP or Windows Server 2003 computer. The flaw manifests itself in the way the security application ...

Open ports can expose your business's computer or network to security breaches. Discovering and closing open ports is essential for keeping your network safe. You can identify open ports on a Windows ...

Summary: The Windows services file, located in c windows\system32\drivers\etc, lists service names and port numbers. If another program uses the same port number as a service that's listed in the ...