Tech QOTD – Topic: E-mail Security

Tech question of the day (Security+): Your organization is concerned about spear phishing. The CEO wants to improve the overall security posture by proving where e-mail originates from – for all e-mail messages. Examine the figure (click to enlarge). What two things have to be performed in order to implement this security control? (This image is from Outlook 2016.)

(see answer below and video response)

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