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Getting Started with FortiGate by Fabrizio Volpe, Rosato Fabbri

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Chapter 2. Filters, Policies, and Endpoint Security

After considering the FortiGate routing features, it is necessary to discuss its firewall functionalities. All the traffic that is received on a unit is analyzed using the Security Policies. As soon as a data packet is received, the firewall analyzes its source address, its destination address, and the kind of service it is related to. Based on this information, FortiGate tries to locate a matching security policy. If a match is found, the instructions contained in the policy are applied (while a data packet with no matching policy is dropped by default). The basic option available in the security policy is to accept or deny data packets. However, additional operations are available such as logging ...

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