Renesas has added a root-of-trust to increased the security of in-field flash firmware updates for its RX65N and RX651 microcontrollers, which are aimed at industrial IoT such as industrial automation, building automation, and smart metering. Features include: Encryption key protection Hardware encryption accelerators for AES, 3DES, and SHA true random number generator Protect boot code storage ...
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from Electronics Weekly https://www.electronicsweekly.com/news/products/micros/renesas-adds-secure-flash-update-industrial-mcus-2017-11/
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