We have seen reports of Dynamics NAV being used in phishing campaigns involving fake invoices from Microsoft. Please remember to always be vigilant against phishing attempts.
For more on protecting yourself from phishing scams, please see https://www.microsoft.com/en-us/safety/online-privacy/phishing-scams.aspx.
We're always looking for feedback and would like to hear from you. Please head to the Dynamics 365 Community to start a discussion, ask questions, and tell us what you think!