Okta Suspicious Activity Reported by End-user — Sigma Rule

Rule metadata and linked tags

Author: kelnage. Source status: test; severity: high. Source dates: 2023-09-07 / 2026-04-27.

{
  "product": "okta",
  "service": "okta"
}

Pinned original Sigma rule · Detection Rule License 1.1

Source SHA-256: 2e8d3bd24578eba296fbdbc019dcd59385bc63b136906a1de0591af6d90c2e40

Detection logic

Original source YAML. Source-tag agreement is not proof of complete semantic coverage. This rule has not been compiled for a SIEM backend or validated against live telemetry here.

title: Okta Suspicious Activity Reported by End-user
id: 07e97cc6-aed1-43ae-9081-b3470d2367f1
status: test
description: Detects when an Okta end-user reports activity by their account as being potentially suspicious.
references:
    - https://developer.okta.com/docs/reference/api/system-log/
    - https://github.com/okta/workflows-templates/blob/1164f0eb71ce47c9ddc7d850e9ab87b5a2b42333/workflows/suspicious_activity_reported/readme.md
author: kelnage
date: 2023-09-07
modified: 2026-04-27
tags:
    - attack.resource-development
    - attack.t1586.003
logsource:
    product: okta
    service: okta
detection:
    selection:
        eventType: 'user.account.report_suspicious_activity_by_enduser'
    condition: selection
falsepositives:
    - If an end-user incorrectly identifies normal activity as suspicious.
level: high

Original YAML and metadata in JSON

False positives

• If an end-user incorrectly identifies normal activity as suspicious.

Source references

• https://developer.okta.com/docs/reference/api/system-log/
• https://github.com/okta/workflows-templates/blob/1164f0eb71ce47c9ddc7d850e9ab87b5a2b42333/workflows/suspicious_activity_reported/readme.md