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TESTE DEIN WISSEN

A network-based intrusion prevention system (NIPS) relies on what other technology at its core?

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TESTE DEIN WISSEN

IDS

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Why is the Internet Key Exchange preferred in enterprise VPN deployments?

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IKE automates key management by authenticating each peer to exchange session keys

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You are asked to present to senior management virtual private network methodologies in advance of your company's purchase of new VPN concentrators. Why would you strongly recommend IPSec VPNs?

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All of the above

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What technology can check the client's health before allowing access to the network

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NAC

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How does a mail gateway's control of spam improve security?

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TESTE DEIN WISSEN

It can encrypt messages

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Why is e-mail encryption difficult?

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E-mail encryption ensures messages are caught in spam filters

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What kind of device provides tamper protection for encryption keys?

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HSM

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List three key functions of a Security Information and Event Management system:

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  • Aggregation
  • Correlation
  • Alerting
  • Time Synchro
  • Event dedup
  • Log collection


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Why are false negatives more critical than false positives in NIDS/NIPS solution?

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A false negative is a missed attack, whereas a false positive is just extra noise

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Why will NAT likely continue to be used even in IPv6 networks?

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It can hide the internal addressing structure from direct outside connections

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TESTE DEIN WISSEN

After an upgrade to your VPN concentrator hardware, your manager comes to you with a traffic graph showing a 50 percent increase in VPN traffic since the new hardware was installed. What is a possible cause of this increase?

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TESTE DEIN WISSEN

The new VPN defaults to full tunneling

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You have been asked to prepare on network-based intrusion detecion systems that compares the NIDS solution from two potential vendors your company is considering. One solution is based and one is behavioral based. Which of the following lists what your report will identify as the key advantage of each?

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Behavioral: Low false-negative rate;
Signature: ability to detect zero day attacks;

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Q:

A network-based intrusion prevention system (NIPS) relies on what other technology at its core?

A:

IDS

Q:

Why is the Internet Key Exchange preferred in enterprise VPN deployments?

A:

IKE automates key management by authenticating each peer to exchange session keys

Q:

You are asked to present to senior management virtual private network methodologies in advance of your company's purchase of new VPN concentrators. Why would you strongly recommend IPSec VPNs?

A:

All of the above

Q:

What technology can check the client's health before allowing access to the network

A:

NAC

Q:

How does a mail gateway's control of spam improve security?

A:

It can encrypt messages

Mehr Karteikarten anzeigen
Q:

Why is e-mail encryption difficult?

A:

E-mail encryption ensures messages are caught in spam filters

Q:

What kind of device provides tamper protection for encryption keys?

A:

HSM

Q:

List three key functions of a Security Information and Event Management system:

A:
  • Aggregation
  • Correlation
  • Alerting
  • Time Synchro
  • Event dedup
  • Log collection


Q:

Why are false negatives more critical than false positives in NIDS/NIPS solution?

A:

A false negative is a missed attack, whereas a false positive is just extra noise

Q:

Why will NAT likely continue to be used even in IPv6 networks?

A:

It can hide the internal addressing structure from direct outside connections

Q:

After an upgrade to your VPN concentrator hardware, your manager comes to you with a traffic graph showing a 50 percent increase in VPN traffic since the new hardware was installed. What is a possible cause of this increase?

A:

The new VPN defaults to full tunneling

Q:

You have been asked to prepare on network-based intrusion detecion systems that compares the NIDS solution from two potential vendors your company is considering. One solution is based and one is behavioral based. Which of the following lists what your report will identify as the key advantage of each?

A:

Behavioral: Low false-negative rate;
Signature: ability to detect zero day attacks;

Chapter 6 Questions

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