Get-EntraZTAssess

0.3.3

Checks/ConditionalAccess/CA-003.psd1

                                @{

    CheckId = 'CA-003'

    Domain = 'ConditionalAccess'

    Title = 'Legacy authentication block policy'

    Description = 'Verifies an enabled Conditional Access policy blocks legacy authentication client apps for all users.'

    Rationale = 'This is the policy-side control underpinning ID-003; without it legacy protocols bypass every other Conditional Access control.'

    DefaultSeverity = 'High'

    MaturityWeight = 5

    ZeroTrustPillars = @(

        'VerifyExplicitly'

        'AssumeBreach'

    )

    LicenceDependency = 'Entra ID P1'

    PermissionDependency = @(

        'Policy.Read.All'

    )

    DataSources = @(

        'conditionalAccessPolicies'

    )

    Remediation = 'Create a block policy for Exchange ActiveSync and other legacy clients targeting all users.'

    RemediationEffort = 'Low'

    References = @(

        'https://learn.microsoft.com/entra/identity/conditional-access/howto-conditional-access-policy-block-legacy'

    )

}