NETWORK SECURITY
INTRODUCTION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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application-level
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circuit-filtering
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packet-filtering
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stateful
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Detailed explanation-1: -A proxy firewall, also known as an application firewall or a gateway firewall, limits the applications that a network can support, which increases security levels but can affect functionality and speed.
Detailed explanation-2: -An application firewall is a type of firewall that governs traffic to, from, or by an application or service. Application firewalls, or application layer firewalls, use a series of configured policies to determine whether to block or allow communications to or from an app.
Detailed explanation-3: -A firewall and a proxy server are both parts of a network’s security. Firewalls can prevent unauthorized access to your computer by blocking ports and programs, whereas proxy servers effectively hide your internal network from the Internet.