STIGQter: STIG Summary: Microsoft Entra ID Security Technical Implementation Guide Version: 1 Release: 1 Benchmark Date: 28 Feb 2025:

Microsoft Entra ID must enforce the limit of three consecutive invalid logon attempts by a user during a 15-minute time period.

DISA Rule

SV-270208r1085616_rule

Vulnerability Number

V-270208

Group Title

SRG-APP-000065

Rule Version

ENTR-ID-000140

Severity

CAT II

CCI(s)

• CCI-000044 - Enforce the organization-defined limit of consecutive invalid logon attempts by a user during the organization-defined time period.
• CCI-002238 - Automatically lock the account or node for either an organization-defined time period, until the locked account or node is released by an administrator, or delays the next logon prompt according to the organization-defined delay algorithm when the maximum number of unsuccessful logon attempts is exceeded.

Weight

10

Fix Recommendation

To configure account lockout settings, complete these steps:

1. Sign in to the Microsoft Entra admin center as at least an Authentication Administrator.
2. Browse to Identity >> Protection >> Authentication methods >> Password protection.
3. Set the Lockout threshold to "3".
4. Set the Lockout duration to "900" (15 minutes).

Check Contents

Verify Entra ID is configured to enforce the limit of three consecutive invalid logon attempts by a user during a 15-minute time period.

1. Sign in to the Microsoft Entra admin center as at least an Authentication Policy Administrator.
2. Browse to Identity >> Protection >> Authentication methods >> Password protection.
3. Verify the Lockout Threshold has been set to "3" and Lockout duration is set to "900" or more.

If Entra ID is not configured to enforce the limit of three consecutive invalid logon attempts with a lockout period of 15 minutes, this is a finding.

Vulnerability Number

V-270208

Documentable

False

Rule Version

ENTR-ID-000140

Severity Override Guidance

Verify Entra ID is configured to enforce the limit of three consecutive invalid logon attempts by a user during a 15-minute time period.

1. Sign in to the Microsoft Entra admin center as at least an Authentication Policy Administrator.
2. Browse to Identity >> Protection >> Authentication methods >> Password protection.
3. Verify the Lockout Threshold has been set to "3" and Lockout duration is set to "900" or more.

If Entra ID is not configured to enforce the limit of three consecutive invalid logon attempts with a lockout period of 15 minutes, this is a finding.

Check Content Reference

M

Target Key

5671