A firewall is a network security device that grants or rejects network access to traffic flows between an untrusted zone (e.g., the Internet) and a trusted zone.
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An IT Security Policy identifies the rules and procedures for all individuals accessing and using an organization's IT assets and resources.
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URL filtering limits access by comparing web traffic against a database to prevent empoyees from accessing unproductive, harmful sites such as phishing pages.
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A Virtual Private Network (VPN) uses a public network—such as the Internet—to enable remote users and sites to connect securely to the corporate network.
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A port scan is a method for determining which ports on a network are open. Port scanning is analogous to knocking on doors to see if someone is home.
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Quality of Service (QoS) is a set of technologies that work on a network to guarantee its ability to dependably run high-priority applications and traffic.
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