Policy CSP - Authentication

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Authentication policies

Authentication/AllowAadPasswordReset
Authentication/AllowEAPCertSSO
Authentication/AllowFastReconnect
Authentication/AllowFidoDeviceSignon
Authentication/AllowSecondaryAuthenticationDevice
Authentication/EnableFastFirstSignIn
Authentication/EnableWebSignIn
Authentication/PreferredAadTenantDomainName

Authentication/AllowAadPasswordReset

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Scope:

  • Device

Added in Windows 10, version 1709. Specifies whether password reset is enabled for Azure Active Directory accounts. This policy allows the Azure AD tenant administrators to enable self service password reset feature on the windows logon screen.

The following list shows the supported values:

  • 0 (default) – Not allowed.
  • 1 – Allowed.

Authentication/AllowEAPCertSSO

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Scope:

  • User

Allows an EAP cert-based authentication for a single sign on (SSO) to access internal resources.

The following list shows the supported values:

  • 0 – Not allowed.
  • 1 (default) – Allowed.

Authentication/AllowFastReconnect

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Scope:

  • Device

Allows EAP Fast Reconnect from being attempted for EAP Method TLS.

Most restricted value is 0.

The following list shows the supported values:

  • 0 – Not allowed.
  • 1 (default) – Allowed.

Authentication/AllowFidoDeviceSignon

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Scope:

  • Device

Preview release in Windows 10, version 1709. Supported in the next release. Specifies whether Fast Identity Online (FIDO) device can be used to sign on. This policy enables the Windows logon credential provider for FIDO 2.0

Value type is integer.

Here is an example scenario: At Contoso, there are a lot of shared devices and kiosks that employees throughout the day using as many as 20 different devices. To minimize the loss in productivity when employees have to login with username and password everytime they pick up a device, the IT admin deploys SharePC CSP and Authentication/AllowFidoDeviceSignon policy to shared devices. The IT admin provisions and distributes FIDO 2.0 devices to employees, which allows them to authenticate to various shared devices and PCs.

The following list shows the supported values:

  • 0 - Do not allow. The FIDO device credential provider disabled.
  • 1 - Allow. The FIDO device credential provider is enabled and allows usage of FIDO devices to sign into an Windows.

Authentication/AllowSecondaryAuthenticationDevice

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Scope:

  • Device

Added in Windows 10, version 1607. Allows secondary authentication devices to work with Windows.

The default for this policy must be on for consumer devices (defined as local or Microsoft account connected device) and off for enterprise devices (such as cloud domain-joined, cloud domain-joined in an on-premises only environment, cloud domain-joined in a hybrid environment, and BYOD).

ADMX Info:

  • GP English name: Allow companion device for secondary authentication
  • GP name: MSSecondaryAuthFactor_AllowSecondaryAuthenticationDevice
  • GP path: Windows Components/Microsoft Secondary Authentication Factor
  • GP ADMX file name: DeviceCredential.admx

The following list shows the supported values:

  • 0 – Not allowed.
  • 1 – Allowed.

Authentication/EnableFastFirstSignIn

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Scope:

  • Device

This policy is intended for use on Shared PCs to enable a quick first sign-in experience for a user. It works by automatically connecting new non-admin Azure Active Directory (Azure AD) accounts to the pre-configured candidate local accounts.

Value type is integer. Supported values:

  • 0 - (default) The feature defaults to the existing SKU and device capabilities.
  • 1 - Enabled. Auto connect new non-admin AZure AD accounts to pre-configured candidate local accounts
  • 2 - Disabled. Do not auto connect new non-admin Azure AD accounts to pre-configured local accounts

Authentication/EnableWebSignIn

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Scope:

  • Device

"Web Sign-in" is a new way of signing into a Windows PC. It enables Windows logon support for non-ADFS federated providers (e.g. SAML).

Note

Web Sign-in is only supported on Azure AD Joined PCs.

Value type is integer. Supported values:

  • 0 - (default) The feature defaults to the existing SKU and device capabilities.
  • 1 - Enabled. Web Credential Provider will be enabled for Sign In
  • 2 - Disabled. Web Credential Provider will not be enabled for Sign In

Authentication/PreferredAadTenantDomainName

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Scope:

  • Device

Specifies the preferred domain among available domains in the Azure AD tenant.

Example: If your organization is using the "@contoso.com" tenant domain name, the policy value should be "contoso.com". For the user "abby@constoso.com", she would then be able to sign in using "abby" in the username field instead of "abby@contoso.com".

Value type is string.


Footnote:

  • 1 - Added in Windows 10, version 1607.
  • 2 - Added in Windows 10, version 1703.
  • 3 - Added in Windows 10, version 1709.
  • 4 - Added in Windows 10, version 1803.
  • 5 - Added in the next major release of Windows 10.