Experts say, 20-minute long broadband connection to Internet is enough for a malefactor to break into an unprotected PC. Just imagine what can happen if a corporate network is connected to the Internet without proper protection. Infected workstations and stolen intellectual property are the most predictable consequences but things can go even worse.
Installing a firewall may help to protect your network, however this will work only if the firewall is properly configured. Let’s see what are the main principles of firewall configuration.
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