TACN ATTT REVIEWS Threat & Firewalls

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Firewall appliances

Back

Stand-alone, self-contained combinations of computing hardware and software designed to protect networks.

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Polymorphic threat

Back

A type of malware that changes its code or signature over time to evade detection by antivirus software.

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Stateful inspection

Back

A firewall technology that keeps track of the state of active connections and uses this information to determine which network packets to allow through.

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Bastion host

Back

A special-purpose computer on a network specifically designed and configured to withstand attacks.

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Espionage or trespass

Back

A broad category of electronic and human activities that can breach the confidentiality of information.

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Intrusion Detection System (IDS)

Back

A device or software application that monitors a network or systems for malicious activity or policy violations.

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Intrusion Prevention System (IPS)

Back

A network security technology that examines network traffic flows to detect and prevent vulnerability exploits.

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Demilitarized Zone (DMZ)

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A physical or logical subnetwork that contains and exposes an organization's external services to an untrusted network.

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Access Control List (ACL)

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A list of permissions attached to an object that specifies which users or system processes are granted access to objects.

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Network Address Translation (NAT)

Back

A method used in networking to translate the private (not globally unique) addresses of computers in a local network into a single public IP address.