Infineon’s new Optiga™ TPM (Trusted Platform Module) with SPI (Serial Peripheral Interface) bus has received Common Criteria Certification EAL4+. The certificate was awarded to Infineon by the German Federal Office for Information Security (BSI) at the RSA Conference. This certification enables system manufacturers and users to select trusted solutions based on internationally recognized independent testing results.
The OPTIGA™ series is a security solution designed by Infineon specifically for embedded systems, allowing easy integration into embedded systems to protect the confidentiality, integrity, and authenticity of information and devices. This series features a variety of configurations from basic identity authentication chips to various complex application implementations, providing a hardware-based scalable security solution.

The OPTIGA™ Trust series offers a range of products from small platforms to programmable solutions, while the OPTIGA™ TPM (Trusted Platform Module) is suitable for embedded PCs, mobile, and computing applications. All OPTIGA™ TPM products comply with Trusted Computing Group (TCG) standards.
The OPTIGA™ TPM family provides hardware security for system applications in industrial, embedded, mobile, or traditional computing environments. The newly certified OPTIGA™ TPM 1.2 with SPI bus is the first product in a new generation of TPMs designed to meet future market demands. This chip is based on Infineon’s secure encryption controllers and agile mask embedded memory. With its broad market applications, the SPI bus is suitable for personal computers. However, it supports using TPM in a wider range of fields, such as industrial computing and increasingly connected embedded systems, like IoT gateways, routers, or monitoring probes. Particularly, these applications can benefit from optimized high-performance interfaces.
The OPTIGA™ TPM security controller is well-suited for operation on Windows and Linux (and their derivatives) platforms. This series is based on Trusted Computing Group (TCG) standards, supporting TPM 1.2 or the latest innovative TPM 2.0 standards, applicable to Chrome OS’s SLB 9645 product version.
OPTIGA™ Family

Key Features & Main Advantages
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High-end security controller, hardware equipped with advanced encryption algorithms (such as RSA & ECC256, SHA-256)
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Common standards (EAL4+) and FIPS security certifications
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Supports SPI, I2C, or LPC interface
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Wider operating temperature range (-40 to +85°C), suitable for various applications
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Mature technology reduces security risks
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Concept reuse shortens time-to-market
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Easy integration into all platform architectures and operating systems (Windows, Linux, and their variants)
Application Scenarios
Infineon’s OPTIGA™ TPM elevates the security of the Internet of Things to new heights, widely used in:
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IoT (Internet of Things)
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Smart Home
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Industrial Motherboards
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Medical Devices
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Robots
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Secure storage of authentication codes (such as keys, identity codes, passwords)
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Authentication
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Secure Communication
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Secure Software and Firmware Updates
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Integrity Checking
TPM Development Board
IRIDIUM9670 TPM2.0 LINUX
Infineon’s TPM SLB 9670 is attached to a Raspberry Pi for integration into the corresponding platform OS (Linux, WIN10IOT, etc.).

[Recommended] More Certification and Security Solutions:
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Certification and Security | Infineon’s OPTIGA™ Trust B Enhances Security and Reduces System Costs
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Certification and Encryption | OPTIGA™ Trust X IoT Security Optimization Solutions

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