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Intel® Trusted Execution Technology
Intel® Trusted Execution Technology is a versatile set of hardware extensions to Intel® processors and chipsets that improve the security of embedded systems through features such as measured launch and protected execution. These hardware-based mechanisms help protect against software-based attacks and protect the integrity of data moving through an embedded system. This is accomplished by enabling an environment where applications and operating systems can run within their own space, protected from all other software on the system.
- Operating systems, programs, data, and communications run in separate, secure partitions; and,
- Users can access only those partitions for which they have clearance.
With protected execution and memory spaces, Intel Trusted Execution Technology makes it possible to replace multiple, purpose-built computers and communications systems with a single, more robust, standards-based machine. The cost and effort to support multiple platforms is also reduced through the consolidation into a single system.
Core Intel Trusted Execution Technology capabilities include:
- Instruction set extensions to support dynamic launch, measurement and verification to ensure that the platform remains unchanged, including hardware elements, BIOS, operating systems and software.
- A dynamic root of trust for measurement of the launched environment.
- Intel® Virtualization Technology for directed I/O (Intel VT-d) extensions that allow the launched environment to control access of DMA devices to specific memory locations.
- Provides the ability to help detect software based attacks against the disk image of the launched environment.
- Works together with the Trusted Platform Module (TPM, version 1.2 from the Trusted Computing Group) for storage, use, and reporting of the measurement values and protection of keys.
Learn more about Intel® Trusted Execution Technology
- View the Intel® Trusted Execution Technology Video
- Download the Intel® Trusted Execution Technology Specification
- Learn more about the Intel® Trusted Execution Technology Architecture Overview (PDF 184KB)