5 papers
Know Your Contract: eIDAS-Based Verifiable Legal Identities for Smart Contracts, Enabling Regulatory-Compliant On-Chain Operations
Awid Vaziry, Sandro Rodriguez Garzon, Christoph Wronka +1
Public blockchains provide no native mechanism to verify the legal identity behind a deployed smart contract, which blocks institutional adoption and compliance with EU regulations…
AI Agents with Decentralized Identifiers and Verifiable Credentials
Sandro Rodriguez Garzon, Awid Vaziry, Enis Mert Kuzu +4
A fundamental limitation of current LLM-based AI agents is their inability to build differentiated trust among each other at the onset of an agent-to-agent dialogue. However, auton…
Towards Multi-Agent Economies: Enhancing the A2A Protocol with Ledger-Anchored Identities and x402 Micropayments for AI Agents
Awid Vaziry, Sandro Rodriguez Garzon, Axel Küpper
This research article presents a novel architecture to empower multi-agent economies by addressing two critical limitations of the emerging Agent2Agent (A2A) communication protocol…
SoK: A Taxonomy for Distributed-Ledger-Based Identity Management
Awid Vaziry, Sandro Rodriguez Garzon, Patrick Herbke +2
The intersection of blockchain (distributed ledger) and identity management lacks a comprehensive framework for classifying distributed-ledger-based identity solutions. This paper…
SoK: Bridging Trust into the Blockchain. A Systematic Review on On-Chain Identity
Awid Vaziry, Kaustabh Barman, Patrick Herbke
The ongoing regulation of blockchain-based services and applications requires the identification of users who are issuing transactions on the blockchain. This systematic review exp…