Reference:
https://docs.microsoft.com/en-us/microsoft-365/compliance/advanced-audit?view=o365-worldwide
https://docs.microsoft.com/en-us/microsoft-365/compliance/auditing-solutions-overview?view=o365- worldwide#licensing-requirements
https://docs.microsoft.com/en-us/office365/servicedescriptions/microsoft-365-service-descriptions/microsoft- 365-tenantlevel-services-licensing-guidance/microsoft-365-security-compliance-licensing-guidance#advanced- audit

Explanation:
Box 1: Yes
A certificate is required that provides a private and a public key.
Box 2: Yes
The public key is used to validate the private key that is associated with a digital signature.
Box 3: Yes

Explanation
Graphical user interface, text, application, email Description automatically generated

Box 1: Yes
System updates reduces security vulnerabilities, and provide a more stable environment for end users. Not applying updates leaves unpatched vulnerabilities and results in environments that are susceptible to attacks.
Box 2: Yes
Box 3: Yes
If you only use a password to authenticate a user, it leaves an attack vector open. With MFA enabled, your accounts are more secure.

Explanation
Graphical user interface, text, application Description automatically generated

Multi-factor authentication is a process where a user is prompted during the sign-in process for an additional form of identification, such as to enter a code on their cellphone or to provide a fingerprint scan.