This detection rule monitors Okta's system logs for any modifications or deletions of policy rules, which could indicate potential unauthorized changes or malicious activities affecting user authentication policies. The rule is triggered by specific event types related to policy rules being updated or deleted, namely 'policy.rule.update' and 'policy.rule.delete'. Given that policy rules are critical for managing user access and security, any modification could have a significant impact on an organization's security posture. The level of this detection is categorized as medium, suggesting that while it is important, it may not always represent an immediate threat. It is essential to regularly review such actions in the context of organizational policy management and compliance requirements. There are no specific false positives identified, making this detection rule straightforward in terms of alerts, yet it calls for thorough investigation upon activation.