New Product Introduction

Infineon OPTIGA™ Trust M SLS32AIA

State-of-the-art answers to today’s embedded security challenges with OPTIGA™ Trust

Front and back side of Infineon's OPTIGA Trust M chip

The OPTIGA™ Trust M is a high-end security solution that provides an anchor of trust for connecting IoT devices to the cloud, giving every IoT device its own unique identity. This pre-personalized turnkey solution offers secured, zero-touch onboarding and the high performance needed for quick cloud access.

OPTIGA™ Trust M offers a wide range of security features, making it ideal for industrial and building automation applications, smart homes and connected consumer devices.

The turnkey set-up with full system integration minimizes design, integration and deployment effort.



  • High-end security controller with CC EAL6+ (high) certification
  • Turnkey solution: ECC NIST P256/P384, SHA-256, TRNG, DRNG, RSA® 1024/2048
  • Cryptographic toolbox
  • I2C interface with shielded connection
  • Hibernate mode for zero power consumption
  • Up to 10 kB user memory
  • USON-10-2 package (3 x 3 mm)
  • Temperature range up to -40°C to +105°C
  • Software framework on GitHub
  • Device security monitor
  • Lifetime of up to 20 years for industrial and infrastructure applications


  • Up to 10 times faster cloud connection
  • No secure production environment need at customer premises
  • No PKI handling required at customer premises
  • Secure storage of credentials
  • Easy and cost effective security solution for connected devices.
  • High security with product based on CC certified security controller, and CC certified production site for preprogramming of keys and certificates.


  • Industrial and building automation
  • Smart home
  • Consumer devices
  • Drones

Competitive advantage

  • Open source host code on github
  • Turnkey solution for fast and easy system integration
  • Zero-touch provisioning – unique credentials preprogrammed per chip
  • Advanced asymmetric cryptography (ECC & RSA) in a single-chip solution
  • AES128-CCM encrypted communication between the host and the security controller
  • Fast and easy access to any cloud provider thanks to pre-personalized certificates

Block diagram

Block diagram for Infineon's OPTIGA Trust M


Product overview

OPN SP Number Registerable MDQ MQQ MOQ Package DC in
SLS32AIA010MHUSON10XTMA2 SP005348666 Yes 4000 4000 4000 PG-USON-10 46,09 ETR
(-40 … +105°C)
SLS32AIA010MSUSON10XTMA2 SP005348664 Yes 4000 4000 4000 PG-USON-10 39,13 STR
(-25 … +85°C)


Infineon OPTIGA Trust M evaluation kit - top viewOPTIGA™ Trust M eval kit

The OPTIGA™ Trust M evaluation and demonstration kit is a quick and easy way of getting started with IoT security. The OPTIGA™ Trust M is the trust anchor for advanced security combined with high performance for connected devices communicating to the cloud. As a full turnkey solution it comes with a high-end security controller, operating system as well as a library for the main system host controller. The evaluation kit is based on a XMC4800 microcontroller and comes with software including typical use-case scenarios. This allows users to try out the applications of the OPTIGA™ Trust M such as a Mutual Authentication, Secured Communication, Data Store Protection, Lifecycle Management, Power Management, Secured Update and Platform Integrity Protection.


Links & documents

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