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Download red alert home security10/30/2023 ![]() For repeated alerts, verify configurations, and use security alert details and definitions to understand exactly what is happening that trigger the repeats. Note: An increase of alerts of the exact same type typically reduces the suspicious/importance level of the alert. Was the alert triggered by the same types of computers or users?įor example, servers with the same role or users from the same group/department? If the computers or users were similar, you may decide to exclude it to avoid additional future FP alerts.How common is this specific security alert in your environment?.True positive (TP): A malicious action detected by Defender for Identity.īenign true positive (B-TP): An action detected by Defender for Identity that is real, but not malicious, such as a penetration test or known activity generated by an approved application.įalse positive (FP): A false alarm, meaning the activity didn't happen.įor each alert, ask the following questions to determine the alert classification and help decide what to do next: Security alert classificationsįollowing proper investigation, all Defender for Identity security alerts can be classified as one of the following activity types: Link alert to another incident - link an alert to a new existing incidentįor more information about alerts, see Investigate alerts in Microsoft 365 Defender. You can also add a comment here.Įxport - download a detailed Excel report for analysis Manage alert - change the alert's status, assignment, and classification. This the chain of events related to this alert in chronological order, and other important information related to the alert. Defender for Identity and NNR (Network Name Resolution)Įach Defender for Identity security alert includes an Alert story.
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