How to defend Office 365 from spear-phishing attacks

The video discusses a zero-day vulnerability in Adobe Flash used in a spear phishing attack targeting a Russian medical institution. It explains the attack sequence, including the use of a RAR archive and ActiveX Flash control to create a backdoor. The video also covers signs of compromised email accounts and offers mitigation strategies, such as enabling Windows Defender features and using AI for threat detection.

What is a spear phishing attack and how does it differ from regular phishing?

Describe the sequence of events that occur once a user opens a malicious document from a spear phishing email.

What steps can be taken to mitigate the risks associated with spear phishing attacks?

What indicators might suggest that an email account has been compromised?

What features in Windows 10 can help protect against cyber attacks?