Cisco Duo for Microsoft Sentinel

Solution: CiscoDuoSecurity

CiscoDuoSecurity Logo

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Attribute Value
Publisher Cisco Systems
Support Tier Partner
Support Link https://duo.com/support
Categories domains
Version 3.1.1
Author CiscoDuoSecurity - support@duosecurity.com
First Published 2022-01-07
Last Updated 2026-03-02
Solution Folder CiscoDuoSecurity
Marketplace Azure Marketplace · Popularity: ⚪ Very Low (0%)

The Cisco Duo Security solution allows you to ingest authentication logs, activity logs, administrator logs, telephony logs, offline enrolment logs and Trust Monitor events into Microsoft Sentinel using the Cisco Duo Admin API. Refer to API documentation for more information.

Underlying Microsoft Technologies used:

This solution takes a dependency on the following technologies, and some of these dependencies either may be in Preview state or might result in additional ingestion or operational costs:

a. Azure Monitor HTTP Data Collector API

b. Azure Functions

Contents

Data Connectors

This solution provides 1 data connector(s):

🔶 CLv1: This connector ingests into a table that uses the legacy Custom Log V1 schema format with type-suffixed column names (e.g. _s, _d, _b, _t, _g). Note: identification is based on column name suffixes which are also permitted in CLv2, so this classification may not always be accurate.

Tables Used

This solution uses 1 table(s):

Table Used By Connectors Used By Content
CiscoDuo_CL 🔶 Cisco Duo Security Analytics, Hunting, Workbooks

🔶 CLv1: This table uses the legacy Custom Log V1 schema format with type-suffixed column names (e.g. _s, _d, _b, _t, _g). Note: identification is based on column name suffixes which are also permitted in CLv2, so this classification may not always be accurate.

Content Items

This solution includes 22 content item(s):

Content Type Count
Analytic Rules 10
Hunting Queries 10
Workbooks 1
Parsers 1

Analytic Rules

Name Severity Tactics Tables Used
Cisco Duo - AD sync failed Medium Impact CiscoDuo_CL
Cisco Duo - Admin password reset High Persistence CiscoDuo_CL
Cisco Duo - Admin user created Medium Persistence, PrivilegeEscalation CiscoDuo_CL
Cisco Duo - Admin user deleted Medium Impact CiscoDuo_CL
Cisco Duo - Authentication device new location Medium InitialAccess CiscoDuo_CL
Cisco Duo - Multiple admin 2FA failures High InitialAccess CiscoDuo_CL
Cisco Duo - Multiple user login failures High InitialAccess CiscoDuo_CL
Cisco Duo - Multiple users deleted Medium Impact CiscoDuo_CL
Cisco Duo - New access device Medium InitialAccess CiscoDuo_CL
Cisco Duo - Unexpected authentication factor Medium InitialAccess CiscoDuo_CL

Hunting Queries

Name Tactics Tables Used
Cisco Duo - Admin failure authentications InitialAccess CiscoDuo_CL
Cisco Duo - Admin failure authentications InitialAccess CiscoDuo_CL
Cisco Duo - Authentication error reasons InitialAccess CiscoDuo_CL
Cisco Duo - Authentication errors InitialAccess CiscoDuo_CL
Cisco Duo - Delete actions Impact CiscoDuo_CL
Cisco Duo - Deleted users Impact CiscoDuo_CL
Cisco Duo - Devices with unsecure settings InitialAccess CiscoDuo_CL
Cisco Duo - Devices with vulnerable OS InitialAccess CiscoDuo_CL
Cisco Duo - Fraud authentications InitialAccess CiscoDuo_CL
Cisco Duo - New users InitialAccess, Persistence CiscoDuo_CL

Workbooks

Name Tables Used
CiscoDuo CiscoDuo_CL

Parsers

Name Description Tables Used
CiscoDuo - CiscoDuo_CL (read)

Release Notes

Version Date Modified (DD-MM-YYYY) Change History
3.1.1 17-02-2026 Bumped solution version to 3.1.1. Updated ARM template apiVersions to meet ARM-TTK "< 2 years old" requirements.
3.1.0 03-02-2026 Python runtime compatibility fix (breaking for connector deployments running on Python 3.11). Fixed solution installation via Azure portal by deriving deployment location from selected workspace (prevents empty location).
3.0.4 26-09-2025 Updated support Microsoft to Partner
3.0.3 02-09-2025 Added support for new log endpoints
3.0.2 16-04-2024 Added Deploy to Azure Goverment button for Government portal in Dataconnector
Fixed Parser issue for Parser name and ParentID mismatch
3.0.1 30-01-2024 Updated solution to fix parser query
3.0.0 08-01-2024 Updated solution to fix Api version of saved searches

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