What important encryption challenge does asymmetric encryption help with by using

public keys?

Jackie wants to implement an AAA system for her network. What AAA protocol is commonly used for network devices?

Which of the following is not a common control focused on availability?

How many key-pairs are required for four individuals to communicate securely using

asymmetric encryption?

Murali wants to digitally sign a file. What key does he need to sign it?

The company that Gary works for has deployed a wireless network. Which of the following

network options is the most secure?

Julie wants to conduct a replay attack. What type of attack is most commonly associated

With successful replay attacks?

Frank is a network administrator for a small college. He discovers that several machines

on his network are infected with malware. That malware is sending a flood of packets to a

target external to the network. What best describes this attack?

Users in your company report that someone has been calling their extension and claiming to

be doing a survey for a large vendor. Based on the questions asked in the survey, you sus-

pect that this is a scam to elicit information from your company’s employees. What best

describes this?

John has discovered that an attacker is trying to get network passwords by using software

that attempts a series of passwords with a minor change each time the password is tried.

What type of attack is this?

What two connection methods are used for most geofencing applications?

Matt has enabled port security on the network switches in his building. What does port

security do?

Nick wants to protect Microsoft Excel files in transit across a network. Which of the follow-

ing is not a method he could use to protect data in transit?

Mikayla wants to prevent unauthorized users from plugging network devices into her wired

network. What control would be most effective for this if she needs Ethernet jacks to be

available in publicly accessible spaces for her staff to plug devices in as they move around the

facility, but also wants to ensure those devices are secure?

What layer is Layer 7 in the OSI model?

Cassandra wants to deploy a network security device that can detect and stop attacks.

What type of network security device should she use if she wants to stop attacks based on

behaviors and threat feeds?

John has deployed three servers that all respond as though they’re the same device to pro-

vide service he runs. What term best describes this configuration?

Which of the following is not a common means of enforcing segmentation on a network?

Using VLANs is an example of what type of segmentation?