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Tip of the Month for February 2007
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TIP: Setting up a Firewall
Online security is everyone's business. Whether your company is large or small, you're at risk of security breaches orchestrated by hackers, or from data theft from former employees or associates. Computer security breaches at major corporations and financial institutions may grab the news headlines, but small businesses are just as likely to be targeted by high tech crooks.
Firewalls are one of the best ways to protect your computers from online threats. Think of firewalls as road blocks - as security points where each port on your computer is checked and scanned to make sure the data going through it complies with the specifications and rules that you have previously set. You determine what you want to block. Perhaps you don't want your employees using instant messaging (IM) at work. Apart from the distraction it represents, IM is used frequently by online hackers to gain illicit access, and for this reason many businesses chose to block it. Firewalls can be used to block (or to permit selected) access to certain protocols - e.g. Voice over Internet (VoIP) - or to block, or limit, access to specific web sites. Firewalls are available in a software format and as hardware appliances. For most business owners, this is not an "either/or" question. Most use a combination of both - installing software on each computer and a hardware firewall on major servers. If you are running a number of servers and have several employees whose work relies on Internet communications, get expert help to configure the best, most efficient firewall solution for your business. Here's a quick overview of the options available to you:
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