By July 31st, 2019, the following legacy features in Azure Security Center (ASC) will removed and replaced in either Azure Log Analytics or Azure Sentinel:
- Events
- Search
- Classic Identity & Access dashboard
- Threat intelligence dashboard
- Investigation flow in security alerts
- Edit security configuration settings for security policies
- Security and audit dashboard in Log Analytics
You can follow the guidance provided here https://docs.microsoft.com/en-us/azure/security-center/security-center-features-retirement-july2019 for each of the above features to begin using the replacement solution.