Firewall: User Identity and Network Activity
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Questions and Answers

What is the main purpose of user identity controls in network security?

  • Detecting scanning attempts based on request rates
  • Allowing vulnerable services to enter and leave the network
  • Implementing virtual private networks
  • Preventing unauthorized users from accessing the network (correct)
  • Which of the following is a limitation of firewalls mentioned in the text?

  • Serve as a platform for IPsec
  • Support dial-in capability for employees
  • Implement virtual private networks
  • Protect against attacks bypassing the firewall (correct)
  • What aspect of network activity does a firewall typically control access based on?

  • Rate of requests
  • User identity
  • Time or request (correct)
  • Host-based scanners
  • Intrusion prevention measures are primarily used for:

    <p>Preventing unauthorized access to the network</p> Signup and view all the answers

    What is a primary function of a firewall according to the text?

    <p>Prohibiting potentially vulnerable services from entering or leaving the network</p> Signup and view all the answers

    Behavior-blocking software is primarily designed to:

    <p>Block malicious behavior before it causes harm</p> Signup and view all the answers

    What type of firewall applies a set of rules to each incoming and outgoing IP packet?

    <p>Stateful Inspection Firewall</p> Signup and view all the answers

    Which type of firewall cannot guard against wireless communications between local systems on different sides?

    <p>Packet Filtering Firewall</p> Signup and view all the answers

    Which security measure creates a directory of outbound TCP connections to tighten up the rules for TCP traffic?

    <p>Stateful Inspection Firewall</p> Signup and view all the answers

    What is used to define the transport protocol in a packet filtering firewall?

    <p>Source and destination transport-level address</p> Signup and view all the answers

    What type of firewall focuses on identifying and stopping malicious traffic at an application level?

    <p>Behavior-blocking software</p> Signup and view all the answers

    Which type of security software is designed to monitor and block intrusive activities on a host system?

    <p>IDS (Intrusion Detection System)</p> Signup and view all the answers

    What technology is implemented to physically block all access to the local network except via the firewall?

    <p>Network configurations</p> Signup and view all the answers

    Which type of firewall filtering controls access based on IP Address and Protocol Values?

    <p>Network configurations</p> Signup and view all the answers

    In which type of firewall filtering is control based on authorized application protocol data?

    <p>Application Protocol</p> Signup and view all the answers

    What does a hardened system with a secured operating system imply for a firewall?

    <p>Immunity to penetration</p> Signup and view all the answers

    Which network security measure is suitable for hosting a firewall and often required in government applications?

    <p>Trusted computer systems</p> Signup and view all the answers

    Which technology relays and monitors the exchange of information for specific application protocols?

    <p>Application-level gateway</p> Signup and view all the answers

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