↳ GitHub sourceAnalytics ruleMedium
CYFIRMA - Social and Public Exposure - Exposure of PII/CII in Public Domain Rule
Description
"This analytics rule detects high severity alerts from CYFIRMA indicating exposure of Personally Identifiable Information (PII) or Confidential Information (CII) in public or unsecured sources.
Such leaks may include email addresses, credentials, phone numbers, or other sensitive personal or organizational data.
These exposures can lead to identity theft, phishing, credential compromise, or regulatory non-compliance.
Investigate promptly and initiate remediation steps including user notifications and credential resets."
- Rule type
- Scheduled
- Version
- 1.0.1
- Declared status
- Available
- Query frequency
- 5m
- Query period
- 5m
- Trigger
- gt 0
Declared MITRE coverage
Declared sources
Metadata from the source file. No dependencies inferred from KQL.
Connectors
Data types
KQL query
Original query, unchanged.
// Medium severity - Social and Public Exposure - Exposure of PII/CII in Public Domain
let timeFrame = 5m;
CyfirmaSPEPIIAndCIIAlerts_CL
| where severity == 'High' and TimeGenerated between (ago(timeFrame) .. now())
| extend
Description=description,
FirstSeen=first_seen,
LastSeen=last_seen,
RiskScore=risk_score,
AlertUID=alert_uid,
UID=uid,
AssetType=asset_type,
AssetValue=signature,
Source=source,
Impact=impact,
Recommendation=recommendation,
PostedDate=posted_date,
ProviderName='CYFIRMA',
ProductName='DeCYFIR/DeTCT',
AlertTitle=Alert_title
| project
TimeGenerated,
Description,
RiskScore,
FirstSeen,
LastSeen,
AlertUID,
UID,
AssetType,
AssetValue,
Source,
Impact,
Recommendation,
PostedDate,
ProductName,
ProviderName,
AlertTitle
Related content
Links established from declared identifiers and solution manifests.
Source provenance
GitHubDisplayed values come from files in Azure/Azure-Sentinel. They describe the published template, not your workspace configuration.
- Commit
9800e51↗- Source identifier
b484f224-687f-4406-af8a-ff019f9f2c24
GSTEP / CATALOG TRACKING
Added to catalog : 16 Sept 2026 · 05:49 UTC
Last change observed : 16 Sept 2026 · 05:49 UTC