MultiZone® Security provides hardware-enforced, software-defined separation of multiple trusted execution environments. It is a complete RA Ready solution that shields critical functionality from non-verified third-party components, and protects the entire platform from remote attacks.

Key Features

  • Integrated with FSP (Flexible Software Package) on the Renesas RA6M3 Group MCUs
  • Safe and quick way to add security through isolation - Trusted execution environment
  • Easy retrofit of existing hardware and software - No redesign
  • Multiple equally secure isolated domains (zones) - RAM, ROM, I/O, Irq handlers
  • Hardware-enforced - Software-defined, Policy-driven RWX
  • Extremely lightweight: Codebase ~ 2KB – Formally verifiable

Block Diagram

MultiZone Security Diagram

Target Markets and Applications

  • Wearables
  • Industrial
  • Mobile
  • IoT
  • Automotive
  • Smart Home/Appliances

TitleTypeLast Updated DateSize
HEX-Five MultiZone® Security
HEX-Five MultiZone® Security for the Renesas RA Partner Ecosystem
PDF 24 Mar 2020 371 KB
MultiZone® Security
MultiZone® Security for Renesas RA MCUs
PDF 18 May 2020 1.53 MB
Hex-Five Multizone® Security FAQ for Arm® Platforms
Hex-Five Multizone® Security FAQ for Arm® Platforms
PDF 18 May 2020 155 KB
MultiZone Security for Arm Cortex-M
MultiZone Security for Arm Cortex-M
PDF 18 May 2020 465 KB

Disclaimer: THIS MATERIAL IS PROVIDED “AS-IS” FOR EVALUATION PURPOSES ONLY. RENESAS ELECTRONICS CORPORATION AND ITS SUBSIDIARIES (collectively, “Renesas”) DISCLAIM ALL WARRANTIES, INCLUDING WITHOUT LIMITATION, FITNESS FOR A PARTICULAR PURPOSE AND MERCHANTABILITY. Renesas provides evaluation platforms and design proposals to help our customers to develop products. However, factors beyond Renesas' control, including without limitation, component variations, temperature changes and PCB layout, could significantly affect the product performance. It is the user’s responsibility to verify the actual circuit performance.