The research led by Chris Lesniewski-Laas et al. in 2007 proposed extensible proof-carrying authorization in Alpaca, addressing the challenges of authorization proliferation and introducing innovative solutions in logic-based authentication, bridging PKI gaps, and dynamic principals in PKI systems.

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Intermittent computing, exemplified by energy-harvesting devices like the WISP RF-powered platform, poses challenges such as unreliable power leading to computation stoppages. Common techniques like checkpointing and task-based computation are employed to ensure progress and correctness in this cont

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