Sign-in Failure Due to Conditional Access Requirements Not Met

 1title: Sign-in Failure Due to Conditional Access Requirements Not Met
 2id: b4a6d707-9430-4f5f-af68-0337f52d5c42
 3status: test
 4description: Define a baseline threshold for failed sign-ins due to Conditional Access failures
 5references:
 6    - https://learn.microsoft.com/en-gb/entra/architecture/security-operations-privileged-accounts
 7author: Yochana Henderson, '@Yochana-H'
 8date: 2022-06-01
 9tags:
10    - attack.privilege-escalation
11    - attack.persistence
12    - attack.defense-evasion
13    - attack.initial-access
14    - attack.credential-access
15    - attack.t1110
16    - attack.t1078.004
17logsource:
18    product: azure
19    service: signinlogs
20detection:
21    selection:
22        ResultType: 53003
23        Resultdescription: Blocked by Conditional Access
24    condition: selection
25falsepositives:
26    - Service Account misconfigured
27    - Misconfigured Systems
28    - Vulnerability Scanners
29level: high