Confirmation Delay Prediction of Transactions in the Bitcoin Network. - Beltran Fiz; Stefan Hommes; Radu State (CSA/CUTE, 2017)

VSOC - A Virtual Security Operating Center. - Eric Falk; Stefan Repcek; Beltran Fiz; Stefan Hommes; Radu State; Raimondas Sasnauskas (GLOBECOM, 2017)

Automated Labeling of Unknown Contracts in Ethereum. - Robert Norvill; Beltran Borja Fiz Pontiveros; Radu State; Irfan Awan; Andrea J. Cullen (ICCCN, 2017)

IPFS for Reduction of Chain Size in Ethereum. - Robert Norvill; Beltran Borja Fiz Pontiveros; Radu State; Andrea J. Cullen (iThings/GreenCom/CPSCom/SmartData, 2018)

Blockchain-Based, Decentralized Access Control for IPFS. - Mathis Steichen; Beltran Fiz; Robert Norvill; Wazen M. Shbair; Radu State (iThings/GreenCom/CPSCom/SmartData, 2018)

Visual emulation for Ethereum's virtual machine. - Robert Norvill; Beltran Borja Fiz Pontiveros; Radu State; Andrea J. Cullen (NOMS, 2018)

Monitoring the transaction selection policy of Bitcoin mining pools. - Beltran Borja Fiz Pontiveros; Robert Norvill; Radu State (NOMS, 2018)

Recycling Smart Contracts: Compression of the Ethereum Blockchain. - Beltran Borja Fiz Pontiveros; Robert Norvill; Radu State (NTMS, 2018)

Whispering Botnet Command and Control Instructions. - Mathis Baden; Christof Ferreira Torres; Beltran Borja Fiz Pontiveros; Radu State (CVCBT, 2019)

Sluggish Mining: Profiting from the Verifier's Dilemma. - Beltran Borja Fiz Pontiveros; Christof Ferreira Torres; Radu State (Financial Cryptography Workshops, 2019)

Standardising smart contracts: Automatically inferring ERC standards. - Robert Norvill; Beltran Fiz; Radu State; Andrea J. Cullen (IEEE ICBC, 2019)

Mint Centrality: A Centrality Measure for the Bitcoin Transaction Graph. - Beltran Borja Fiz Pontiveros; Mathis Steichen; Radu State (IEEE ICBC, 2019)

ÆGIS: Shielding Vulnerable Smart Contracts Against Attacks. - Christof Ferreira Torres; Mathis Baden; Robert Norvill; Beltran Borja Fiz Pontiveros; Hugo Jonker; Sjouke Mauw (AsiaCCS, 2020)

A Ripple for Change: Analysis of Frontrunning in the XRP Ledger. - Vytautas Tumas; Beltran Borja Fiz Pontiveros; Christof Ferreira Torres; Radu State (ICBC, 2023)

FLAIRS: Federated Learning AI Regulatory Sandbox. - Mary Roszel; Beltran Fiz; Radu State (PKDD/ECML Workshops (1), 2023)

WallStreetFeds: Client-Specific Tokens as Investment Vehicles in Federated Learning. - Arno Geimer; Beltran Fiz; Radu State (ICAIF, 2024)

Mitigating federated learning contribution allocation instability through randomized aggregation. - Arno Geimer; Beltran Fiz; Radu State (CoRR, 2024)

Collaborative Batch Size Optimization for Federated Learning. - Arno Geimer; Karthick Panner Selvam; Beltran Borja Fiz Pontiveros (CoRR, 2025)