The video tutorial explains two-factor authentication, a security measure used by Microsoft to enhance account protection beyond just a username and password. It describes various methods of two-factor authentication, such as using a physical token or biometric scans like fingerprints and facial recognition. Despite these measures, vulnerabilities exist, and hackers can still exploit accounts through phishing, malware, and social engineering attacks.

What additional security measures are mentioned besides username and password?

What types of biometric scans can be used in two factor authentication?