Firewall
Review and selection of an appropriate firewall products and activities and brought in line with the company's policy is one of the first in the security system. Firewall solution can be hardware or software, or a combination of both. The task of a firewall is to prevent direct attacks on critical information systems, control the information out to the system. The selection of an appropriate firewall systems is not easy. The firewall is dependent on an environment, network configuration, the specific application. When considering the choice of a firewall, training should focus on understanding the functions of firewall, address filtering, packets, ...
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