The Prpl Foundation has published a guide to techniques it claims will improve the security of embedded systems.
ARM is bringing the Trustzone security architecture to future Cortex-M processor cores, combining that with a version of AHB that will recognise the difference between secure and non-secure transactions.
Imagination Technologies plans to introduce support for virtualization across all its processor cores, including signal processors such as the Ensigma family, as part of a plan to improve SoC security.
Inside Secure has developed a set of certification-ready hardware IP modules that can be used stand-alone or in conjunction with ARM's TrustZone
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