A security analyst inspects the header of an email that is presumed to be malicious and sees the following:

Which of the following is inconsistent with the rest of the header and should be treated as suspicious?

A company recently experienced financial fraud, which included shared passwords being compromised and improper levels of access being granted The company has asked a security analyst to help improve its controls.
Which of the following will MOST likely help the security analyst develop better controls?

A monthly job to install approved vendor software updates and hot fixes recently stopped working. The security team performed a vulnerability scan, which identified several hosts as having some critical OS vulnerabilities, as referenced in the common vulnerabilities and exposures (CVE) database.
Which of the following should the security team do NEXT to resolve the critical findings in the most effective manner? (Choose two.)

Which of the following is a best practice when sending a file/data to another individual in an organization?

A security officer needs to find the most cost-effective solution to the current data privacy and protection gap found in the last security assessment. Which of the following is the BEST recommendation?