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09/01/2022
Authentication, Authorization, and Selective Disclosure for IoT data sharing using Verifiable Credentials and Zero-Knowledge Proofs
As IoT becomes omnipresent vast amounts of data are generated, which can...
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05/18/2021
Enabling self-verifiable mutable content items in IPFS using Decentralized Identifiers
In IPFS content identifiers are constructed based on the item's data the...
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04/23/2021
Capability-based access control for multi-tenant systems using OAuth 2.0 and Verifiable Credentials
We propose a capability-based access control technique for sharing Web r...
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01/28/2020
OAuth 2.0 authorization using blockchain-based tokens
OAuth 2.0 is the industry-standard protocol for authorization. It facili...
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11/13/2019
Exploiting Satellite Broadcast despite HTTPS
HTTPS enhances end-user privacy and is often preferred or enforced by ov...
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11/13/2019
Enabling Opportunistic Users in Multi-Tenant IoT Systems using Decentralized Identifiers and Permissioned Blockchains
In this work, we leverage advances in decentralized identifiers and perm...
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07/08/2019
Secure IoT access at scale using blockchains and smart contracts
Blockchains and smart contracts are an emerging, promising technology, t...
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05/05/2019
Interledger Smart Contracts for Decentralized Authorization to Constrained Things
We present models that utilize smart contracts and interledger mechanism...
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05/05/2019
OAuth 2.0 meets Blockchain for Authorization in Constrained IoT Environments
We present models for utilizing blockchain and smart contract technology...
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01/23/2019