A security analyst receives an alert to expect increased and highly advanced cyberattacks originating from a foreign country that recently had sanctions implemented. Which of the following describes the type of threat actors that should concern the security analyst?

A security analyst suspects a malware infection was caused by a user who downloaded malware after clicking Error! Hyperlink reference not valid. in a phishing email.
To prevent other computers from being infected by the same malware variation, the analyst should create a rule on the .

A company wants to outsource a key human-resources application service to remote employees as a SaaS-based cloud solution. The company's GREATEST concern should be the SaaS provider's:

For machine learning to be applied effectively toward security analysis automation, it requires .

An organization recently discovered some inconsistencies in the motherboards it received from a vendor. The organization's security team then provided guidance on how to ensure the authenticity of the motherboards it received from vendors.
Which of the following would be the BEST recommendation for the security analyst to provide'?