At some point in time, the need may arise for ports to be opened by a user. However there exist some risky ports that are utilized by backdoor programs, Trojans and other malicious spyware. These harmful programs are likely to put an entire system at the risk of attacks within a network. Port search utilities are normally used to find out the risk of spyware attack and give notification if significant risk is detected.

To avoid spyware risks, there are certain venerable ports that may require blocking at the periphery of the network. However, the safest bet for these ports is to block all its functions and allow only few essential services to be carried out via the port. To begin with when dealing with spyware issues is to try and access a network security platform that will offer appropriate solutions for users to ensure that their network is safe from malicious elements.

In order to keep well informed concerning security patches, it is advised to run a software update often in addition to a frequent update of anti- virus applications. In a bid to find out whether some ports are open without prior knowledge, a PC user can use external scanning software from different sources, though it is a better option to use local software when viewing for any open ports. There is added advantage when the local software is able to display the exact detailed designation of each port.

Browsers such as internet explorer are more prone to various spyware which have great preference for the active X component within the browsers. It is possible for users to add not only software security but also hardware security devices, which are placed between the local network and the internet connection. Home users usually have firewall components fitted into a route that offer, port filtering as well as network address translation.