Microsoft has released Windows 10 Insider Preview Build 19577 to Insiders in the Fast ring. The build includes the new Windows Security Fluent-based icon and diagnostic data changes. Microsoft is changing the labeling of their diagnostic options in the ‘Diagnostics & feedback’ settings. The ‘Basic’ settings will now be labeled ‘Required’ and the ‘Full’ option will be renamed to ‘optional’ Microsoft will be releasing new Group Policies that will allow you to have more granular control over what data is collected in your organization.
Source: https://www.bleepingcomputer.com/news/microsoft/windows-10-insider-build-19577-released-with-new-windows-security-icon/