↳ GitHub sourceAnalytics ruleLow

External User Access Enabled

Description

'This alerts when the account setting is changed to allow either external domain access or anonymous access to meetings.'
Rule type
Scheduled
Version
1.0.4
Query frequency
1d
Query period
1d
Trigger
gt 0

Declared MITRE coverage

KQL query

Original query, unchanged.

ZoomLogs
| where Event =~ "account.settings_updated"
| extend EnforceLogin = columnifexists("payload_object_settings_schedule_meeting_enfore_login_b", "")
| extend EnforceLoginDomain = columnifexists("payload_object_settings_schedule_meeting_enfore_login_b", "")
| extend GuestAlerts = columnifexists("payload_object_settings_in_meeting_alert_guest_join_b", "")
| where EnforceLogin == 'false' or EnforceLoginDomain == 'false' or GuestAlerts == 'false'
| extend SettingChanged = case(EnforceLogin == 'false' and EnforceLoginDomain == 'false' and GuestAlerts == 'false', "All settings changed",
                            EnforceLogin == 'false' and EnforceLoginDomain == 'false', "Enforced Logons and Restricted Domains Changed",
                            EnforceLoginDomain == 'false' and GuestAlerts == 'false', "Enforced Domains Changed",
                            EnforceLoginDomain == 'false', "Enfored Domains Changed",
                            GuestAlerts == 'false', "Guest Join Alerts Changed",
                            EnforceLogin == 'false', "Enforced Logins Changed",
                            "No Changes")
| extend AccountName = tostring(split(User, "@")[0]), AccountUPNSuffix = tostring(split(User, "@")[1])

Declared entities

Account

Source provenance

GitHub

Displayed values come from files in Azure/Azure-Sentinel. They describe the published template, not your workspace configuration.

Source identifier
8e267e91-6bda-4b3c-bf68-9f5cbdd103a3
Additional source files 1Detections/ZoomLogs/ExternalUserAccess.yamlsource ↗
GSTEP / CATALOG TRACKING

Added to catalog : 16 Sept 2026 · 05:49 UTC
Last change observed : 16 Sept 2026 · 05:49 UTC

GSTEP sync dates, separate from the source content’s publication dates.