We have introduced an enhancement to suppression logic that makes managing accepted behavior more efficient and accurate.
As a reminder, a key detection is one which, on it’s own, would produce a new BCD (Broad Context Detection). A suppressed key detection indicates that the respective behavior has been suppressed by an existing suppression rule.
Read the full article here:
https://community.withsecure.com/en/kb/articles/32226-new-feature-edr-smarter-suppression-with-key-detection-awareness