Windows Update for Business report from Azure

Documentation, which may help you to understand this workbook: https://learn.microsoft.com/en-us/windows/deployment/update/wufb-reports-workbook 

The "Security update status chart"- the one on screenshot below:

displays the same information that is in following tiles in the Quality tab:

And this is a general information about current update compliance of your devices. On this chart:

-"Not latest" is Count of devices that haven't installed the latest security update.

-"Latest" is Count of devices that have reported successful installation of the latest security update.

-"Multiple Security Updates Missing" is Count of devices that are missing two or more security updates.

 

When you open the Logs of this chart, you see the same information in the Logs:

The "OSSecurityUpdateStatus" column relates to update status for patch Tuesday updates (B release) (updates that are released on the second Tuesday of each month). 

 

There is also FAQ article which explains difference between Security updates and Quality updates:

https://learn.microsoft.com/en-us/windows/deployment/update/wufb-reports-faq#what-is-the-difference-between-quality-and-security-updates

 

The "Update states for all security releases" chart in the Quality updates tab presents state of releases, described in this part of the article: Use the workbook for Windows Update for Business reports - Windows Update for Business reports | Microsoft Learn