Konstantinos Chatzikokolakis

95 papers A* 5A 13B 8C 2Misc 1Journal 43Unranked 20
YearRankTypeTitle / Venue / Authors
2025 J jnl
Enhancing Metric Privacy With a Shuffler.
Proc. Priv. Enhancing Technol.
Andreas Athanasiou, Konstantinos Chatzikokolakis, Catuscia Palamidessi
2025 A conf
Self-Defense: Optimal QIF Solutions and Application to Website Fingerprinting.
CSF
Andreas Athanasiou, Konstantinos Chatzikokolakis, Catuscia Palamidessi
2024 J jnl
Self-Defense: Optimal QIF Solutions and Application to Website Fingerprinting.
CoRR
Andreas Athanasiou, Konstantinos Chatzikokolakis, Catuscia Palamidessi
2023 A conf
Bayes Security: A Not So Average Metric.
CSF
Konstantinos Chatzikokolakis, Giovanni Cherubin, Catuscia Palamidessi, Carmela Troncoso
2022 J jnl
Information Leakage Games: Exploring Information as a Utility Function.
ACM Trans. Priv. Secur.
Mário S. Alvim, Konstantinos Chatzikokolakis, Yusuke Kawamoto, Catuscia Palamidessi
2021 A* conf
Exact Optimization of Conformal Predictors via Incremental and Decremental Learning.
ICML
Giovanni Cherubin, Konstantinos Chatzikokolakis, Martin Jaggi
2021 J jnl
Exact Optimization of Conformal Predictors via Incremental and Decremental Learning.
CoRR
Giovanni Cherubin, Konstantinos Chatzikokolakis, Martin Jaggi
2020 J jnl
A logical characterization of differential privacy.
Sci. Comput. Program.
Valentina Castiglioni, Konstantinos Chatzikokolakis, Catuscia Palamidessi
2020 J jnl
Catuscia Palamidessi: a journey from logic and concurrency to security and privacy.
ACM SIGLOG News
Mário S. Alvim, Konstantinos Chatzikokolakis, Carlos Olarte, Frank D. Valencia
2020 A* conf
Estimating g-Leakage via Machine Learning.
CCS
Marco Romanelli, Konstantinos Chatzikokolakis, Catuscia Palamidessi, Pablo Piantanida
2020 J jnl
Estimating g-Leakage via Machine Learning.
CoRR
Marco Romanelli, Konstantinos Chatzikokolakis, Catuscia Palamidessi, Pablo Piantanida
2020 J jnl
Information Leakage Games: Exploring Information as a Utility Function.
CoRR
Mário S. Alvim, Konstantinos Chatzikokolakis, Yusuke Kawamoto, Catuscia Palamidessi
2020 A conf
Optimal Obfuscation Mechanisms via Machine Learning.
CSF
Marco Romanelli, Konstantinos Chatzikokolakis, Catuscia Palamidessi
2020 J jnl
Refinement Orders for Quantitative Information Flow and Differential Privacy.
J. Cybersecur. Priv.
Konstantinos Chatzikokolakis, Natasha Fernandes, Catuscia Palamidessi
2020 J jnl
The Bayes Security Measure.
CoRR
Konstantinos Chatzikokolakis, Giovanni Cherubin, Catuscia Palamidessi, Carmela Troncoso
2020 — book
The Science of Quantitative Information Flow.
Mário S. Alvim, Konstantinos Chatzikokolakis, Annabelle McIver, Carroll Morgan, Catuscia Palamidessi, Geoffrey Smith
2019 J jnl
An axiomatization of information flow measures.
Theor. Comput. Sci.
Mário S. Alvim, Konstantinos Chatzikokolakis, Annabelle McIver, Carroll Morgan, Catuscia Palamidessi, Geoffrey Smith
2019 — conf
Catch me if you can: how geo-indistinguishability affects utility in mobility-based geographic datasets.
LocalRec@SIGSPATIAL
Adriano Di Luzio, Aline Carneiro Viana, Konstantinos Chatzikokolakis, Georgi Dikov, Catuscia Palamidessi, Julinda Stefa
2019 A conf
Comparing Systems: Max-Case Refinement Orders and Application to Differential Privacy.
CSF
Konstantinos Chatzikokolakis, Natasha Fernandes, Catuscia Palamidessi
2019 J jnl
Editors' Introduction.
Proc. Priv. Enhancing Technol.
Konstantinos Chatzikokolakis, Carmela Troncoso
2019 A* conf
F-BLEAU: Fast Black-Box Leakage Estimation.
IEEE Symposium on Security and Privacy
Giovanni Cherubin, Konstantinos Chatzikokolakis, Catuscia Palamidessi
2019 J jnl
F-BLEAU: Fast Black-box Leakage Estimation.
CoRR
Giovanni Cherubin, Konstantinos Chatzikokolakis, Catuscia Palamidessi
2019 J jnl
Generating Optimal Privacy-Protection Mechanisms via Machine Learning.
CoRR
Marco Romanelli, Catuscia Palamidessi, Konstantinos Chatzikokolakis
2019 — conf
Refinement Metrics for Quantitative Information Flow.
The Art of Modelling Computational Systems
Konstantinos Chatzikokolakis, Geoffrey Smith
2018 J jnl
A Game-Theoretic Approach to Information-Flow Control via Protocol Composition.
CoRR
Mário S. Alvim, Konstantinos Chatzikokolakis, Yusuke Kawamoto, Catuscia Palamidessi
2018 J jnl
A Game-Theoretic Approach to Information-Flow Control via Protocol Composition.
Entropy
Mário S. Alvim, Konstantinos Chatzikokolakis, Yusuke Kawamoto, Catuscia Palamidessi
2018 — conf
A Logical Characterization of Differential Privacy via Behavioral Metrics.
FACS
Valentina Castiglioni, Konstantinos Chatzikokolakis, Catuscia Palamidessi
2018 A conf
Invited Paper: Local Differential Privacy on Metric Spaces: Optimizing the Trade-Off with Utility.
CSF
Mário S. Alvim, Konstantinos Chatzikokolakis, Catuscia Palamidessi, Anna Pazii
2018 — conf
Leakage and Protocol Composition in a Game-Theoretic Perspective.
POST
Mário S. Alvim, Konstantinos Chatzikokolakis, Yusuke Kawamoto, Catuscia Palamidessi
2018 J jnl
Leakage and Protocol Composition in a Game-Theoretic Perspective.
CoRR
Mário S. Alvim, Konstantinos Chatzikokolakis, Yusuke Kawamoto, Catuscia Palamidessi
2018 J jnl
Metric-based local differential privacy for statistical applications.
CoRR
Mário S. Alvim, Konstantinos Chatzikokolakis, Catuscia Palamidessi, Anna Pazii
2018 — conf
On the Additive Capacity Problem for Quantitative Information Flow.
QEST
Konstantinos Chatzikokolakis
2017 J jnl
Efficient Utility Improvement for Location Privacy.
Proc. Priv. Enhancing Technol.
Konstantinos Chatzikokolakis, Ehab ElSalamouny, Catuscia Palamidessi
2017 — conf
Information Leakage Games.
GameSec
Mário S. Alvim, Konstantinos Chatzikokolakis, Yusuke Kawamoto, Catuscia Palamidessi
2017 J jnl
Information Leakage Games.
CoRR
Mário S. Alvim, Konstantinos Chatzikokolakis, Yusuke Kawamoto, Catuscia Palamidessi
2017 J jnl
Methods for Location Privacy: A comparative overview.
Found. Trends Priv. Secur.
Konstantinos Chatzikokolakis, Ehab ElSalamouny, Catuscia Palamidessi, Anna Pazii
2017 J jnl
On the Compositionality of Quantitative Information Flow.
Log. Methods Comput. Sci.
Yusuke Kawamoto, Konstantinos Chatzikokolakis, Catuscia Palamidessi
2017 — conf
Trading Optimality for Performance in Location Privacy.
VALUETOOLS
Konstantinos Chatzikokolakis, Serge Haddad, Ali Kassem, Catuscia Palamidessi
2017 J jnl
Trading Optimality for Performance in Location Privacy.
CoRR
Konstantinos Chatzikokolakis, Serge Haddad, Ali Kassem, Catuscia Palamidessi
2016 A conf
Axioms for Information Leakage.
CSF
Mário S. Alvim, Konstantinos Chatzikokolakis, Annabelle McIver, Carroll Morgan, Catuscia Palamidessi, Geoffrey Smith
2016 J jnl
Compositional methods for information-hiding.
Math. Struct. Comput. Sci.
Konstantinos Chatzikokolakis, Catuscia Palamidessi, Christelle Braun
2016 J jnl
On the Compositionality of Quantitative Information Flow.
CoRR
Yusuke Kawamoto, Konstantinos Chatzikokolakis, Catuscia Palamidessi
2016 B conf
Up-To Techniques for Generalized Bisimulation Metrics.
CONCUR
Konstantinos Chatzikokolakis, Catuscia Palamidessi, Valeria Vignudelli
2015 J jnl
Constructing elastic distinguishability metrics for location privacy.
CoRR
Konstantinos Chatzikokolakis, Catuscia Palamidessi, Marco Stronati
2015 J jnl
Constructing elastic distinguishability metrics for location privacy.
Proc. Priv. Enhancing Technol.
Konstantinos Chatzikokolakis, Catuscia Palamidessi, Marco Stronati
2015 Misc conf
Geo-indistinguishability: A Principled Approach to Location Privacy.
ICDCIT
Konstantinos Chatzikokolakis, Catuscia Palamidessi, Marco Stronati
2015 C conf
Location Privacy via Geo-Indistinguishability.
ICTAC
Konstantinos Chatzikokolakis, Catuscia Palamidessi, Marco Stronati
2015 J jnl
Location privacy via geo-indistinguishability.
ACM SIGLOG News
Konstantinos Chatzikokolakis, Catuscia Palamidessi, Marco Stronati
2015 J jnl
On the information leakage of differentially-private mechanisms.
J. Comput. Secur.
Mário S. Alvim, Miguel E. Andrés, Konstantinos Chatzikokolakis, Pierpaolo Degano, Catuscia Palamidessi
2014 A conf
A Predictive Differentially-Private Mechanism for Mobility Traces.
Privacy Enhancing Technologies
Konstantinos Chatzikokolakis, Catuscia Palamidessi, Marco Stronati
2014 A conf
Additive and Multiplicative Notions of Leakage, and Their Capacities.
CSF
Mário S. Alvim, Konstantinos Chatzikokolakis, Annabelle McIver, Carroll Morgan, Catuscia Palamidessi, Geoffrey Smith
2014 — conf
Compositionality Results for Quantitative Information Flow.
QEST
Yusuke Kawamoto, Konstantinos Chatzikokolakis, Catuscia Palamidessi
2014 J jnl
Foundational aspects of security.
J. Comput. Secur.
Konstantinos Chatzikokolakis, Sebastian Alexander Mödersheim, Catuscia Palamidessi, Jun Pang
2014 B conf
Generalized Bisimulation Metrics.
CONCUR
Konstantinos Chatzikokolakis, Daniel Gebler, Catuscia Palamidessi, Lili Xu
2014 — conf
Generalized Differential Privacy: Regions of Priors That Admit Robust Optimal Mechanisms.
Horizons of the Mind
Ehab ElSalamouny, Konstantinos Chatzikokolakis, Catuscia Palamidessi
2014 C conf
Metrics for Differential Privacy in Concurrent Systems.
FORTE
Lili Xu, Konstantinos Chatzikokolakis, Huimin Lin
2014 A* conf
Optimal Geo-Indistinguishable Mechanisms for Location Privacy.
CCS
Nicolás Emilio Bordenabe, Konstantinos Chatzikokolakis, Catuscia Palamidessi
2014 J jnl
Optimal Geo-Indistinguishable Mechanisms for Location Privacy.
CoRR
Nicolás Emilio Bordenabe, Konstantinos Chatzikokolakis, Catuscia Palamidessi
2013 — conf
A Differentially Private Mechanism of Optimal Utility for a Region of Priors.
POST
Ehab ElSalamouny, Konstantinos Chatzikokolakis, Catuscia Palamidessi
2013 J jnl
A Predictive Differentially-Private Mechanism for Location Privacy.
CoRR
Konstantinos Chatzikokolakis, Catuscia Palamidessi, Marco Stronati
2013 A conf
Broadening the Scope of Differential Privacy Using Metrics.
Privacy Enhancing Technologies
Konstantinos Chatzikokolakis, Miguel E. Andrés, Nicolás Emilio Bordenabe, Catuscia Palamidessi
2013 A* conf
Geo-indistinguishability: differential privacy for location-based systems.
CCS
Miguel E. Andrés, Nicolás Emilio Bordenabe, Konstantinos Chatzikokolakis, Catuscia Palamidessi
2012 J jnl
Epistemic Strategies and Games on Concurrent Processes.
ACM Trans. Comput. Log.
Konstantinos Chatzikokolakis, Sophia Knight, Catuscia Palamidessi, Prakash Panangaden
2012 J jnl
Geo-Indistinguishability: Differential Privacy for Location-Based Systems
CoRR
Miguel E. Andrés, Nicolás Emilio Bordenabe, Konstantinos Chatzikokolakis, Catuscia Palamidessi
2012 — conf
Linking Unlinkability.
TGC
Mayla Brusò, Konstantinos Chatzikokolakis, Sandro Etalle, Jerry den Hartog
2012 A conf
Measuring Information Leakage Using Generalized Gain Functions.
CSF
Mário S. Alvim, Konstantinos Chatzikokolakis, Catuscia Palamidessi, Geoffrey Smith
2011 — conf
Differential Privacy: On the Trade-Off between Utility and Information Leakage.
Formal Aspects in Security and Trust
Mário S. Alvim, Miguel E. Andrés, Konstantinos Chatzikokolakis, Pierpaolo Degano, Catuscia Palamidessi
2011 J jnl
Differential Privacy: on the trade-off between Utility and Information Leakage
CoRR
Mário S. Alvim, Miguel E. Andrés, Konstantinos Chatzikokolakis, Pierpaolo Degano, Catuscia Palamidessi
2011 — conf
On the Relation between Differential Privacy and Quantitative Information Flow.
ICALP (2)
Mário S. Alvim, Miguel E. Andrés, Konstantinos Chatzikokolakis, Catuscia Palamidessi
2011 J jnl
On the relation between Differential Privacy and Quantitative Information Flow
CoRR
Mário S. Alvim, Miguel E. Andrés, Konstantinos Chatzikokolakis, Catuscia Palamidessi
2011 — conf
Quantitative Information Flow and Applications to Differential Privacy.
FOSAD
Mário S. Alvim, Miguel E. Andrés, Konstantinos Chatzikokolakis, Catuscia Palamidessi
2010 J jnl
Differential Privacy versus Quantitative Information Flow
CoRR
Mário S. Alvim, Konstantinos Chatzikokolakis, Pierpaolo Degano, Catuscia Palamidessi
2010 A conf
Formal Verification of Privacy for RFID Systems.
CSF
Mayla Brusò, Konstantinos Chatzikokolakis, Jerry den Hartog
2010 J jnl
Making random choices invisible to the scheduler.
Inf. Comput.
Konstantinos Chatzikokolakis, Catuscia Palamidessi
2010 — ed.
Proceedings 8th International Workshop on Security Issues in Concurrency, SecCo 2010, Paris, France, 30th August 2010.
SecCo
Konstantinos Chatzikokolakis, Véronique Cortier
2010 A conf
Statistical Measurement of Information Leakage.
TACAS
Konstantinos Chatzikokolakis, Tom Chothia, Apratim Guha
2009 B conf
Bisimulation for Demonic Schedulers.
FoSSaCS
Konstantinos Chatzikokolakis, Gethin Norman, David Parker
2009 B conf
Epistemic Strategies and Games on Concurrent Processes.
SOFSEM
Konstantinos Chatzikokolakis, Sophia Knight, Prakash Panangaden
2009 B conf
Quantitative Notions of Leakage for One-try Attacks.
MFPS
Christelle Braun, Konstantinos Chatzikokolakis, Catuscia Palamidessi
2008 B conf
A Monotonicity Principle for Information Theory.
MFPS
Konstantinos Chatzikokolakis, Keye Martin
2008 J jnl
Anonymity protocols as noisy channels.
Inf. Comput.
Konstantinos Chatzikokolakis, Catuscia Palamidessi, Prakash Panangaden
2008 B conf
Compositional Methods for Information-Hiding.
FoSSaCS
Christelle Braun, Konstantinos Chatzikokolakis, Catuscia Palamidessi
2008 J jnl
On the Bayes risk in information-hiding protocols.
J. Comput. Secur.
Konstantinos Chatzikokolakis, Catuscia Palamidessi, Prakash Panangaden
2007 J jnl
A framework for analyzing probabilistic protocols and its application to the Partial Secrets Exchange.
Theor. Comput. Sci.
Konstantinos Chatzikokolakis, Catuscia Palamidessi
2007 — conf
Formal Approaches to Information-Hiding (Tutorial).
TGC
Romain Beauxis, Konstantinos Chatzikokolakis, Catuscia Palamidessi, Prakash Panangaden
2007 J jnl
Making Random Choices Invisible to the Scheduler
CoRR
Konstantinos Chatzikokolakis, Catuscia Palamidessi
2007 B conf
Making Random Choices Invisible to the Scheduler.
CONCUR
Konstantinos Chatzikokolakis, Catuscia Palamidessi
2007 A conf
Probability of Error in Information-Hiding Protocols.
CSF
Konstantinos Chatzikokolakis, Catuscia Palamidessi, Prakash Panangaden
2007 — —
Spécification et vérification des protocoles de sécurité probabilistes. (Probabilistic and Information-Theoretic Approaches to Anonymity).
Konstantinos Chatzikokolakis
2006 — conf
Anonymity Protocols as Noisy Channels.
TGC
Konstantinos Chatzikokolakis, Catuscia Palamidessi, Prakash Panangaden
2006 J jnl
Probable innocence revisited.
Theor. Comput. Sci.
Konstantinos Chatzikokolakis, Catuscia Palamidessi
2005 — conf
A Framework for Analyzing Probabilistic Protocols and Its Application to the Partial Secrets Exchange.
TGC
Konstantinos Chatzikokolakis, Catuscia Palamidessi
2005 — conf
A Survey of Anonymous Peer-to-Peer File-Sharing.
EUC Workshops
Tom Chothia, Konstantinos Chatzikokolakis
2005 — conf
Probable Innocence Revisited.
Formal Aspects in Security and Trust
Konstantinos Chatzikokolakis, Catuscia Palamidessi
2004 — conf
Construction and Repair: A Hybrid Approach to Search in CSPs.
SETN
Konstantinos Chatzikokolakis, George Boukeas, Panagiotis Stamatopoulos