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Trustonic Limited patents

Recent patent applications related to Trustonic Limited. Trustonic Limited is listed as an Agent/Assignee. Note: Trustonic Limited may have other listings under different names/spellings. We're not affiliated with Trustonic Limited, we're just tracking patents.

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 new patent  Event attestation for an electronic device

A method for validating an electronic device 2 comprises receiving attestation information provided by the electronic device 2 attesting that the electronic device 2 has received a plurality of event attestations, each event attestation providing a cryptographically authenticated attestation to the occurrence of a respective event during a lifecycle of the electronic device, and determining a validation result indicating whether the attestation information is valid. By providing separate cryptographically authenticated attestations for respective events in the lifecycle of the device, this can simplify manufacturing of the devices in a multistage manufacture process compared to an approach using a single device-specific attestation attesting that the entire process is trusted.. ... Trustonic Limited

Future constraints for hierarchical chain of trust

A method of configuring a target domain providing a cryptographic identity for authenticating commands to be executed by an electronic device comprises receiving a domain configuration command, and authenticating the command based on a cryptographic identity provided by an authenticating domain which is an ancestor of the target domain in a hierarchical chain of trust. When authenticated, at least one target domain constraint specified by the command is combined with at least one future constraint specified by the authenticating domain to generate a combined constraint set to be satisfied by commands to be authenticated by the target domain. ... Trustonic Limited

Cryptographic program diversification

A device has an installed cryptographic program that performs cryptographic operations in dependence upon a received diversification value. The diversification value is generated by an obfuscated personalisation program installed in the device and is dependent upon a personalisation input to the personalisation program. ... Trustonic Limited

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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. is not affiliated or associated with Trustonic Limited in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Trustonic Limited with additional patents listed. Browse our Agent directory for other possible listings. Page by