5 papers
AmBox: Device-to-Blockchain Ambient Sensing for Food Traceability
João Miguel Guerreiro Fernandes, Samih Eisa, Miguel L. Pardal
From production to consumption, ensuring food quality and traceability depends on reliable monitoring of environmental conditions across the supply chain. Ambient sensing devices c…
Integration Adapter Architecture for Food Traceability Blockchain
André Romão, Francisco Faria, João R. Matos +3
Enterprise adoption of permissioned blockchains remains limited due to the complexity and cost of integrating legacy systems. We present a modular adapter architecture that bridges…
ChainGuards: Verification of Sensed Data using Permissioned Blockchain Technology
Sara Aguincha, Emanuel Nunes, Samih Eisa +1
Sensor technologies have evolved to a point where it is now practical to monitor products along the supply chain. The collected data can be stored in a decentralized way using bloc…
Decentralized Storage And Self-Sovereign Identity For Document-Based Claims
Bruno Gomes, Samih Eisa, David R. Matos +1
Users increasingly rely on identity providers for accessing online services and resources. However, centralized identity systems often compromise user privacy due to online activit…
EvoChain: a Recovery Approach for Permissioned Blockchain Applications
Francisco Faria, Samih Eisa, David R. Matos +1
Blockchain technology supports decentralized, consensus-driven data storage and processing, ensuring integrity and auditability. It is increasingly adopted for use cases with multi…