diff --git a/windows/security/information-protection/tpm/tpm-recommendations.md b/windows/security/information-protection/tpm/tpm-recommendations.md index 6179ba0c0a..658a7d98d5 100644 --- a/windows/security/information-protection/tpm/tpm-recommendations.md +++ b/windows/security/information-protection/tpm/tpm-recommendations.md @@ -72,7 +72,7 @@ TPM 2.0 products and systems have important security advantages over TPM 1.2, in > [!NOTE] > TPM 2.0 is not supported in Legacy and CSM Modes of the BIOS. Devices with TPM 2.0 must have their BIOS mode configured as Native UEFI only. The Legacy and Compatibility Support Module (CSM) options must be disabled. For added security Enable the Secure Boot feature. - +> > Installed Operating System on hardware in legacy mode will stop the OS from booting when the BIOS mode is changed to UEFI. Use the tool [MBR2GPT](/windows/deployment/mbr-to-gpt) before changing the BIOS mode which will prepare the OS and the disk to support UEFI. ## Discrete, Integrated or Firmware TPM? @@ -95,7 +95,7 @@ For end consumers, TPM is behind the scenes but is still very relevant. TPM is u ### Windows 10 for desktop editions (Home, Pro, Enterprise, and Education) -- Since July 28, 2016, all new device models, lines or series (or if you are updating the hardware configuration of a existing model, line or series with a major update, such as CPU, graphic cards) must implement and enable by default TPM 2.0 (details in section 3.7 of the [Minimum hardware requirements](/windows-hardware/design/minimum/minimum-hardware-requirements-overview) page). The requirement to enable TPM 2.0 only applies to the manufacturing of new devices. For TPM recommendations for specific Windows features, see [TPM and Windows Features](#tpm-and-windows-features). +- Since July 28, 2016, all new device models, lines or series (or if you are updating the hardware configuration of an existing model, line or series with a major update, such as CPU, graphic cards) must implement and enable by default TPM 2.0 (details in section 3.7 of the [Minimum hardware requirements](/windows-hardware/design/minimum/minimum-hardware-requirements-overview) page). The requirement to enable TPM 2.0 only applies to the manufacturing of new devices. For TPM recommendations for specific Windows features, see [TPM and Windows Features](#tpm-and-windows-features). ### IoT Core @@ -111,21 +111,20 @@ The following table defines which Windows features require TPM support. Windows Features | TPM Required | Supports TPM 1.2 | Supports TPM 2.0 | Details | -|-|-|-|- - Measured Boot | Yes | Yes | Yes | Measured Boot requires TPM 1.2 or 2.0 and UEFI Secure Boot + Measured Boot | Yes | Yes | Yes | Measured Boot requires TPM 1.2 or 2.0 and UEFI Secure Boot. TPM 2.0 is recommended since it supports newer cryptographic algorithms. TPM 1.2 only supports the SHA-1 algorithm which is being deprecated. BitLocker | No | Yes | Yes | TPM 1.2 or 2.0 are supported but TPM 2.0 is recommended. [Automatic Device Encryption requires Modern Standby](../bitlocker/bitlocker-device-encryption-overview-windows-10.md#bitlocker-device-encryption) including TPM 2.0 support Device Encryption | Yes | N/A | Yes | Device Encryption requires Modern Standby/Connected Standby certification, which requires TPM 2.0. Windows Defender Application Control (Device Guard) | No | Yes | Yes - Windows Defender System Guard | Yes | No | Yes - Credential Guard | No | Yes | Yes | Windows 10, version 1507 (End of Life as of May 2017) only supported TPM 2.0 for Credential Guard. Beginning with Windows 10, version 1511, TPM 1.2 and 2.0 are supported. - Device Health Attestation| Yes | Yes | Yes - Windows Hello/Windows Hello for Business| No | Yes | Yes | Azure AD join supports both versions of TPM, but requires TPM with keyed-hash message authentication code (HMAC) and Endorsement Key (EK) certificate for key attestation support. + Windows Defender System Guard (DRTM) | Yes | No | Yes | TPM 2.0 and UEFI firmware is required. + Credential Guard | No | Yes | Yes | Windows 10, version 1507 (End of Life as of May 2017) only supported TPM 2.0 for Credential Guard. Beginning with Windows 10, version 1511, TPM 1.2 and 2.0 are supported. Paired with Windows Defender System Guard, TPM 2.0 provides enhanced security for Credential Guard. Windows 11 requires TPM 2.0 by default to facilitate easier enablement of this enhanced security for customers. + Device Health Attestation| Yes | Yes | Yes | TPM 2.0 is recommended since it supports newer cryptographic algorithms. TPM 1.2 only supports the SHA-1 algorithm which is being deprecated. + Windows Hello/Windows Hello for Business| No | Yes | Yes | Azure AD join supports both versions of TPM, but requires TPM with keyed-hash message authentication code (HMAC) and Endorsement Key (EK) certificate for key attestation support. TPM 2.0 is recommended over TPM 1.2 for better performance and security. Windows Hello as a FIDO platform authenticator will take advantage of TPM 2.0 for key storage. UEFI Secure Boot | No | Yes | Yes TPM Platform Crypto Provider Key Storage Provider| Yes | Yes | Yes Virtual Smart Card | Yes | Yes | Yes Certificate storage | No | Yes | Yes | TPM is only required when the certificate is stored in the TPM. Autopilot | No | N/A | Yes | If you intend to deploy a scenario which requires TPM (such as white glove and self-deploying mode), then TPM 2.0 and UEFI firmware are required. SecureBIO | Yes | No | Yes | TPM 2.0 and UEFI firmware is required. - DRTM | Yes | No | Yes | TPM 2.0 and UEFI firmware is required. ## OEM Status on TPM 2.0 system availability and certified parts @@ -133,4 +132,4 @@ Government customers and enterprise customers in regulated industries may have a ## Related topics -- [Trusted Platform Module](trusted-platform-module-top-node.md) (list of topics) \ No newline at end of file +- [Trusted Platform Module](trusted-platform-module-top-node.md) (list of topics)