Firewalls

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Keep your home and business electronics safe with networking security measures like firewalls, because the bad guys are out there trying to hack into your computers. Computer security is a big issue in the Internet age and the ability to connect out is the ability to connect in--sometimes when you don't even know "they" are connecting.

Firewalls can be computer hardware or software. They can be installed in all computers or at the server. Their function is simple--prevent unwanted data from arriving at your computer. Think of a firewall as a CEO's secretary. Everyone wants to talk to the boss, so the secretary makes sure only important calls get through. A firewall has several ways of screening data, including keeping certain domains or IP addresses from talking to your desktop computer or laptop computer. Firewalls can also check incoming data for certain words or phrases. This can be especially important for parents who want their home computers safe from adult content and predators. Young children can easily be taken in by computer sites that look harmless, but aren't. With a firewall, parents don't have to monitor every site their personal computers access; the firewall can help keep an electronic eye on where the children explore in cyberspace.

Computer hackers can also access your computer system remotely--erasing data, copying passwords, stealing your identity--costing you time, effort and money. Firewalls are a great barrier to such intrusions.

Whatever protections your computer equipment uses, keep your computer security up-to-date with regular upgrades. The bad guys are buying the best computer system they can afford, you should do the same. Online shopping at the Overstock.com computer store means that could be quite a lot!