185 questions
Based on my research, This is the process that MDO does when files are uploaded
- https://learn.microsoft.com/en-us/defender-office-365/anti-malware-protection-for-spo-odfb-teams-about
- https://learn.microsoft.com/en-us/defender-office-365/anti-malware-protection-for-spo-odfb-teams-about#what-happens-if-an-infected-file-is-uploaded-to-sharepoint-online
- A user uploads a file to SharePoint Online.
- SharePoint Online, as part of its virus scanning processes, later determines if the file meets the criteria for a scan.
- If the file meets the criteria for a scan, the virus detection engine scans the file.
- If a virus is found within the scanned file, the virus engine sets a property on the file that indicates the file is infected.