How to set up email security rules in Microsoft Office 365

The video discusses new security defaults in Microsoft 365, focusing on email forwarding risks and the introduction of Application Guard. It highlights the importance of reviewing security settings to prevent unauthorized email forwarding, which can be exploited by attackers. A real-world example of an email attack is shared, emphasizing the need for vigilance. The video also introduces Application Guard, a feature in public preview that provides a sandbox environment for office documents, enhancing security by isolating untrusted files.

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