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Trusted Firmware OP TEE Release 4.1.0

Jens Wiklander| Thursday, January 18, 2024|3 min read

Trusted Firmware OP TEE: v4.1.0 Release


Trusted Firmware OP TEE v4.1.0 was released on the 19th of January, 2024. The release is a minor version update which ……..


Here are some of the main additions in OP TEE 4.1.0:

Platform updates:


The release included updates to the following repos:

More details can be found here.

Testing of the release has been performed by the committers and can be found here Test plan for this release using the OP-TEE are here test suite. Testing results can be found in the pull request itself

The release has been tagged at 4.1.0 using the OP TEE release procedure.

The OP TEE release roadmap can be found here.

Any security fixes prior to the next release will be made available on the Security Advisories page.

About is an open source project implementing foundational software components for creating secure devices. Trusted Firmware provides a reference implementation of secure software for processors implementing both the A-Profile and M-Profile Arm architecture. It provides SoC developers and OEMs with a reference trusted code base complying with the relevant Arm specifications. Trusted Firmware code is the preferred implementation of Arm specifications, allowing quick and easy porting to modern chips and platforms. This forms the foundations of a Trusted Execution Environment (TEE) on application processors, or the Secure Processing Environment (SPE) of microcontrollers. Visit: is member driven and member funded. To learn more about membership and its benefits, please see the following page or send a request for more information to

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