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Secure Boot and Encrypted Data Storage

Secure Boot and Encrypted Data Storage

What is secure boot?

Secure boot ensures only authenticated software runs on the device and is achieved by verifying digital signatures of the software prior to executing that code. To achieve secure boot, processor/SoC support is required. In our experience, some of the more secure boot friendly processors with readily available documentation are NXP i.MX/QorIQ Layerscape, Xilinx Zynq, Atmel SAMA5, TI Sitara and Qualcomm Snapdragon series. Some TI Sitara processors (AM335x) might involve TI factory programming of signing keys and custom part numbers.

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Software / Firmware Update Design Considerations

Software / Firmware Update Design Considerations

The Internet of Things (IoT) has quickly led to the deployment of ubiquitous, unattended devices throughout our homes, offices, factories and public spaces. In this continuously expanding connected world of devices and IoT, the need to update/upgrade your product’s software/firmware is a certainty. There is no single software update approach that fits all, but there are key questions you should consider when designing your approach. They are: Why, When, What and How.

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