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You've received an alert from your IDS stating that it has found malicious packets coming from an external connection. After reviewing the packets, you've concluded that these packets aren't malicious. Classify this alert

A users computer has become infected with malware. Upon examination, all files on the system have been encrypted and prompt the user to pay a sum in order to receive the encryption key. What would best classify this malware as?

A DMZ allows admins to isolate and segment services away from their internal private network.

With an increase of intrusion attempts, the security team would like to have the ability to analyze these threats and learn more about the attackers attack methods. Which solution would best provide this function for the security team?

Your company has decided they want to only move their non-critical infrastructure to the cloud. Which cloud model would best suite their needs in having non-critical services in the cloud while keeping their critical system on premise?

After setting up a new web server for your clients, you need to make an exception to allow external access to this new server. Which port must be opened in order to provide your clients access?

As the system admin, you'd like to set up multi-factor authentication for your users. Which option would fulfill these requirements?