Evaluation of the Masked Logic Style MDPL on a Prototype Chip. - Thomas Popp; Mario Kirschbaum; Thomas Zefferer; Stefan Mangard (CHES, 2007)

Towards Interoperability: An Architecture for Pan-European eID-Based Authentication Services. - Arne Tauber; Bernd Zwattendorfer; Thomas Zefferer; Yasmin Mazhari; Eleftherios Chamakiotis (EGOVIS, 2010)

An electronic-signature based circular resolution database system. - Thomas Zefferer; Thomas Knall (SAC, 2010)

Secure and Privacy-Preserving eGovernment - Best Practice Austria. - Karl-Christian Posch; Reinhard Posch; Arne Tauber; Thomas Zefferer; Bernd Zwattendorfer (Rainbow of Computer Science, 2011)

Secure and Privacy-Preserving Cross-Border Authentication: The STORK Pilot 'SaferChat'. - Thomas Knall; Arne Tauber; Thomas Zefferer; Bernd Zwattendorfer; Arnaldur Axfjord; Haraldur Bjarnason (EGOVIS, 2011)

A Shared Certified Mail System for the Austrian Public and Private Sectors. - Arne Tauber; Bernd Zwattendorfer; Thomas Zefferer (EGOVIS, 2011)

A privacy-preserving eID based Single Sign-On solution. - Bernd Zwattendorfer; Arne Tauber; Thomas Zefferer (NSS, 2011)

Employing Multi-core Processor Architectures to Accelerate Java Cryptography Extensions. - Mario Ivkovic; Thomas Zefferer (WEBIST, 2011)

Mobile qualifizierte Signaturen in Europa - Konzepte zur Vereinfachung elektronischer Signaturen durch die Verwendung mobiler Endgeräte. - Thomas Zefferer; Peter Teufl; Herbert Leitold (Datenschutz und Datensicherheit, 2011)

Towards User-Friendly e-Government Solutions: Usability Evaluation of Austrian Smart-Card Integration Techniques. - Thomas Zefferer; Vesna Krnjic (EGOVIS/EDEM, 2012)

Trusted Location Based Services. - Peter Teufl; Thomas Zefferer; Sandra Kreuzhuber; Christian M. Lesjak (ICITST, 2012)

Improving the Security of SMS-based Services using Electronic Signatures - Towards SMS-based Processing of Transactional m-Government Services. - Thomas Zefferer; Arne Tauber; Bernd Zwattendorfer (WEBIST, 2012)

Harnessing Electronic Signatures to Improve the Security of SMS-Based Services. - Thomas Zefferer; Arne Tauber; Bernd Zwattendorfer (WEBIST (Selected Papers), 2012)

The Prevalence of SAML within the European Union - An Empirical Study. - Bernd Zwattendorfer; Thomas Zefferer; Arne Tauber (WEBIST, 2012)

Towards Mobile Government: Verification of Electronic Signatures on Smartphones. - Thomas Zefferer; Fabian Golser; Thomas Lenz (EGOVIS/EDEM, 2013)

Assessing the Suitability of Current Smartphone Platforms for Mobile Government. - Thomas Zefferer; Sandra Kreuzhuber; Peter Teufl (EGOVIS/EDEM, 2013)

Mobile Device Encryption Systems. - Peter Teufl; Thomas Zefferer; Christof Stromberger (SEC, 2013)

iOS Encryption Systems - Deploying iOS Devices in Security-critical Environments. - Peter Teufl; Thomas Zefferer; Christof Stromberger; Christoph Hechenblaikner (SECRYPT, 2013)

Policy-based Security Assessment of Mobile End-user Devices - An Alternative to Mobile Device Management Solutions for Android Smartphones. - Thomas Zefferer; Peter Teufl (SECRYPT, 2013)

Towards a Modular Architecture for Adaptable Signature-verification Tools. - Thomas Lenz; Klaus Stranacher; Thomas Zefferer (WEBIST, 2013)

Enhancing the Modularity and Applicability of Web-Based Signature-Verification Tools. - Thomas Lenz; Klaus Stranacher; Thomas Zefferer (WEBIST (Selected Papers), 2013)

A Server-Based Signature Solution for Mobile Devices. - Thomas Zefferer (MoMM, 2014)

Android encryption systems. - Peter Teufl; Andreas Fitzek; Daniel M. Hein; Alexander Marsalek; Alexander Oprisnik; Thomas Zefferer (PRISMS, 2014)

Android - On-device detection of SMS catchers and sniffers. - Peter Teufl; Thomas Zefferer; Christoph Wörgötter; Alexander Oprisnik; Daniel M. Hein (PRISMS, 2014)

An Implementation-independent Evaluation Model for Server-based Signature Solutions. - Thomas Zefferer; Bernd Zwattendorfer (WEBIST (1), 2014)

An Overview of Cloud Identity Management-Models. - Bernd Zwattendorfer; Thomas Zefferer; Klaus Stranacher (WEBIST (1), 2014)

A Comparative Survey of Cloud Identity Management-Models. - Bernd Zwattendorfer; Thomas Zefferer; Klaus Stranacher (WEBIST (Revised Selected Papers), 2014)

POWER: A cloud-based mobile augmentation approach for web- and cross-platform applications. - Andreas Reiter; Thomas Zefferer (CloudNet, 2015)

Encryption-Based Second Authentication Factor Solutions for Qualified Server-Side Signature Creation. - Christof Rath; Simon Roth 001; Harald Bratko; Thomas Zefferer (EGOVIS, 2015)

Leveraging the Adoption of Mobile eID and e-Signature Solutions in Europe. - Thomas Zefferer; Peter Teufl (EGOVIS, 2015)

Paving the Way for Security in Cloud-Based Mobile Augmentation Systems. - Andreas Reiter; Thomas Zefferer (MobileCloud, 2015)

WebCrySIL - Web Cryptographic Service Interoperability Layer. - Florian Reimair; Peter Teufl; Thomas Zefferer (WEBIST, 2015)

CrySIL: Bringing Crypto to the Modern User. - Florian Reimair; Peter Teufl; Thomas Zefferer (WEBIST (Revised Selected Papers), 2015)

Towards Transactional Electronic Services on Mobile End-user Devices - A Sustainable Architecture for Mobile Signature Solutions. - Thomas Zefferer (WEBIST, 2015)

A Sustainable Architecture for Secure and Usable Mobile Signature Solutions. - Thomas Zefferer (WEBIST (Revised Selected Papers), 2015)

An Ontology-Based Interoperability Solution for Electronic-Identity Systems. - Walter Priesnitz Filho; Carlos Ribeiro; Thomas Zefferer (SCC, 2016)

Towards Privacy-preserving Attribute Aggregation in Federated eID Systems. - Walter Priesnitz Filho; Carlos Ribeiro; Thomas Zefferer (CAiSE Forum, 2016)

Flexible and Secure Resource Sharing for Mobile Augmentation Systems. - Andreas Reiter; Thomas Zefferer (MobileCloud, 2016)

Towards a Personal Security Device. - Christof Rath; Thomas Niedermair; Thomas Zefferer (STM, 2016)

Employing Ontology-Alignment and Locality-Sensitive Hashing to Improve Attribute Interoperability in Federated eID Systems. - Walter Priesnitz Filho; Carlos Ribeiro; Thomas Zefferer (Complex Syst. Informatics Model. Q., 2016)

Hybrid Mobile Edge Computing: Unleashing the Full Potential of Edge Computing in Mobile Device Use Cases. - Andreas Reiter; Bernd Prünster; Thomas Zefferer (CCGrid, 2017)

Best of two worlds: Secure cloud federations meet eIDAS. - Thomas Zefferer; Dominik Ziegler 001; Andreas Reiter (ICITST, 2017)

Leveraging the adoption of electronic identities and electronic-signature solutions in Europe. - Alexander Marsalek; Thomas Zefferer; Florian Reimair; Çagatay Karabat; Elif Ustundag Soykan (SAC, 2017)

Cryptographic Service Providers in Current Device Landscapes: An Inconvenient Truth. - Florian Reimair; Johannes Feichtner; Dominik Ziegler 001; Sandra Kreuzhuber; Thomas Zefferer (SECRYPT, 2017)

SeDiCom: A Secure Distributed Privacy-Preserving Communication Platform. - Alexander Marsalek; Bernd Prünster; Bojan Suzic; Thomas Zefferer (ICISS, 2018)

A Security Analysis of FirstCoin. - Alexander Marsalek; Christian Kollmann; Thomas Zefferer (SEC, 2018)

A Hierarchical Evaluation Scheme for Pilot-based Research Projects. - Thomas Zefferer (WEBIST, 2018)

Evaluation in Pilot-Based Research Projects: A Hierarchical Approach. - Thomas Zefferer (WEBIST (Revised Selected Papers), 2018)

Unleashing the Full Potential of Blockchain Technology for Security-Sensitive Business Applications. - Alexander Marsalek; Christian Kollmann; Thomas Zefferer; Peter Teufl (IEEE ICBC, 2019)

A Correctable Public Blockchain. - Alexander Marsalek; Thomas Zefferer (TrustCom/BigDataSE, 2019)

Tackling Data Inefficiency: Compressing the Bitcoin Blockchain. - Alexander Marsalek; Thomas Zefferer; Edona Fasllija; Dominik Ziegler 001 (TrustCom/BigDataSE, 2019)

Privacy-preserving attribute aggregation in eID federations. - Walter Priesnitz Filho; Carlos Ribeiro; Thomas Zefferer (Future Gener. Comput. Syst., 2019)

E-government in the public cloud: requirements and opportunities. - Andreas Abraham; Felix Hörandner; Thomas Zefferer; Bernd Zwattendorfer (Electron. Gov. an Int. J., 2020)

Compressing the Bitcoin Blockchain using Incremental Snapshots. - Alexander Marsalek; Thomas Zefferer (TrustCom, 2021)

What is a (Digital) Identity Wallet? A Systematic Literature Review. - Blaz Podgorelec; Lukas Alber; Thomas Zefferer (COMPSAC, 2022)

Enhancing European Interoperability Frameworks to Leverage Mobile Cross-Border Services in Europe. - Andreea Ancuta Corici; Blaz Podgorelec; Thomas Zefferer; Detlef Hühnlein; Jordi Cucurull; Hans Graux; Stefan Dedovic; Bogdan Romanov; Carsten Schmidt 005; Robert Krimmer (DG.O, 2022)

Total Eclipse of the Heart - Disrupting the InterPlanetary File System. - Bernd Prünster; Alexander Marsalek; Thomas Zefferer (USENIX Security Symposium, 2022)

Towards a Mobile-First Cross-Border eID Framework. - Roland Czerny; Christian Kollmann; Blaz Podgorelec; Bernd Prünster; Thomas Zefferer (DG.O, 2023)

A Security-Evaluation Framework for Mobile Cross-Border e-Government Solutions. - Thomas Zefferer; Bernd Prünster; Christian Kollmann; Andreea Ancuta Corici; Lukas Alber; Roland Czerny; Blaz Podgorelec (DG.O, 2023)

Smoothing the Ride: Providing a Seamless Upgrade Path from Established Cross-Border eID Workflows Towards eID Wallet Systems. - Roland Czerny; Christian Kollmann; Blaz Podgorelec; Bernd Prünster; Thomas Zefferer (SECRYPT, 2023)