Because it comes from Microsoft, many users think it has big target painted on its’ tail for all the hackers and malware writers aiming for a merit badge. It is now quite advanced and allows you to customise the firewall settingsto create inbound and outbound connection rules. Firewall rules apply to both inbound and outbound traffic.Īs mentioned in a previous post, Windows 7 Firewall is the bundled firewall software provided by Microsoft in Windows 7. Firewalls allow or block network traffic between computers based upon rules set up by the Administrator – in domestic cases, that will be you.įirewall rules define the specific traffic pattern you want to detect and the action to take when happens. Similar to anti-virus software, the firewall software is specialised tool providing basic Internet security. It also prevents a whole class of malicious software – malware – including rootkits, Trojans and computer viruses from accessing the Internet through your computer. The Firewall is intended to prevent unauthorized connections being established with your network address from specific ports telnet, FTP, POP mailboxes and others. If you don’t have a firewall, or your firewall isn’t up to it, you risk losing the personal data on your computer, or even the very use of it, if it is hijacked as a resource for someone else. The Internet is a marvellous thing, the eight wonder of the world, but just as it opens up the world to you, the world can use this two-way portal to gain unauthorized access to your computer. Yes, I am retreading every cliché and pejorative generalisation of the last five years. Your Internet connection puts you within reach of every Hacker, Script Kiddie, Bot-net, Nigerian scammer, Albanian Mafioso and Chinese spy operative on the planet.
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