Preprints

[arXiv] Safe Language Generation in the Limit,
Antonis Anastasopoulos, Giuseppe Ateniese, Evgenios M. Kornaropoulos
[arXiv] Pushing the Limits of Frequency Analysis in Leakage Abuse Attacks,
Nathaniel Moyer, Charalampos Papamanthou, Evgenios M. Kornaropoulos
[arXiv] Hacking Back the AI-Hacker: Prompt Injection as a Defense Against LLM-driven Cyberattacks,
Dario Pasquini, Evgenios M. Kornaropoulos, Giuseppe Ateniese
Finalist for the "Most Epic Achievement" category at Pwnie Awards 2025

Conference Publications

[USENIX Sec'26] When AIOps Become "AI Oops": Subverting LLM-driven IT Operations via Telemetry Manipulation,
Dario Pasquini, Evgenios M. Kornaropoulos, Giuseppe Ateniese, Omer Akgul, Athanasios Theocharis, Petros Efstathopoulos, 35th USENIX Security Symposium (USENIX Sec’26)
[ACM CCS'25] Exposing Privacy Risks in Anonymizing Clinical Data: Combinatorial Refinement Attacks on k-Anonymity Without Auxiliary Information,
Somiya Chhillar, Mary K. Righi, Rebecca E. Sutter, Evgenios M. Kornaropoulos, 32nd ACM Conference on Computer and Communications Security (CCS’25)
[USENIX Sec'25] LLMmap: Fingerprinting For Large Language Models,
Dario Pasquini, Evgenios M. Kornaropoulos, Giuseppe Ateniese, 34th USENIX Security Symposium (USENIX Sec’25)
[ACM CCS'24] AITIA: Efficient Secure Computation of Bivariate Causal Discovery,
Truong Son Nguyen, Lun Wang, Evgenios M. Kornaropoulos, Ni Trieu, 31st ACM Conference on Computer and Communications Security (CCS’24)
[IEEE S&P'24] Breach Extraction Attacks: Exposing and Addressing the Leakage in Second Generation Compromised Credential Checking Services,
Dario Pasquini, Danilo Francati, Giuseppe Ateniese, Evgenios M. Kornaropoulos, 45th IEEE Symposium on Security and Privacy (Oakland'24)
Finalist for the “Best Cryptographic Attack” category at Pwnie Awards 2024
[VLDB'24] Algorithmic Complexity Attacks on Dynamic Learned Indexes,
Rui Yang, Evgenios M. Kornaropoulos, Yue Cheng, 50th International Conference on Very Large Databases (VLDB'24)
[ACM SIGMOD'22] The Price of Tailoring the Index to Your Data: Poisoning Attacks on Learned Index Structures,
Evgenios M. Kornaropoulos, Silei Ren, and Roberto Tamassia, 48th ACM International Conference on Management of Data (SIGMOD'22)
Additional Material: Slides
[ACM CCS'22] Leakage Inversion: Towards Quantifying Privacy in Searchable Encryption,
Evgenios M. Kornaropoulos, Nathaniel Moyer, Charalampos Papamanthou, Alexandros Psomas , 29th ACM Conference on Computer and Communications Security (CCS’22)
[NeurIPS'21] Adversarial Examples for k-Nearest Neighbor Classifiers Based on Higher-Order Voronoi Diagrams,
Chawin Sitawarin, Evgenios M. Kornaropoulos, Dawn Song, and David Wagner, 35th Conference on Neural Information Processing Systems (NeurIPS'21)
Additional Material: Video
[IEEE S&P'21] Response-Hiding Encrypted Ranges: Revisiting Security via Parametrized Leakage-Abuse Attacks,
Evgenios M. Kornaropoulos, Charalampos Papamanthou, and Roberto Tamassia, 42th IEEE Symposium on Security and Privacy (Oakland'21)
Additional Material: Video, Slides
[IEEE S&P'20] The State of the Uniform: Attacks on Encrypted Databases Beyond the Uniform Query Distribution,
Evgenios M. Kornaropoulos, Charalampos Papamanthou, and Roberto Tamassia, 41st IEEE Symposium on Security and Privacy (Oakland'20)
Additional Material: Video, Closed-Form for High-Order Jackknife Estimators, Slides
[IEEE S&P'19] Data Recovery on Encrypted Databases With k-Nearest Neighbor Query Leakage,
Evgenios M. Kornaropoulos, Charalampos Papamanthou, and Roberto Tamassia, 40th IEEE Symposium on Security and Privacy (Oakland'19)
Additional Material: Video, Slides
[IEEE EuroS&P'19] The Case of Adversarial Inputs for Secure Similarity Approximation Protocols,
Evgenios M. Kornaropoulos and Petros Efstathopoulos, 4th IEEE European Symposium on Security and Privacy (IEEE EuroS&P'19)
[IEEE EuroS&P'17] Auditable Data Structures,
Michael T. Goodrich, Evgenios M. Kornaropoulos, Michael Mitzenmacher, and Roberto Tamassia 2nd IEEE European Symposium on Security and Privacy (IEEE EuroS&P'17)
[ESORICS'16] More Practical and Secure History-Independent Hash Tables,
Michael T. Goodrich, Evgenios M. Kornaropoulos, Michael Mitzenmacher, and Roberto Tamassia, 21st European Symposium on Research in Computer Security (ESORICS'16)
[COCOA'15] Optimizing Static and Adaptive Probing Schedules for Rapid Event Detection,
Ahmad Mahmoody, Evgenios M. Kornaropoulos, and Eli Upfal, 9th Conference on Combinatorial Optimization and Applications (COCOA'15)
[ACM WSDM'14] Fast Approximation of Betweenness Centrality Through Sampling,
Matteo Riondato and Evgenios M. Kornaropoulos, 7th International ACM Conference on Web Search and Web Data Mining (WSDM'14)
[GD'12] Weak Dominance Drawings for Directed Acyclic Graphs,
Evgenios M. Kornaropoulos and Ioannis G. Tollis, 20th International Symposium on Graph Drawing (GD'12)
[GD'12] DAGView: An Approach for Visualizing Large Graphs,
Evgenios M. Kornaropoulos and Ioannis G. Tollis, 20th International Symposium on Graph Drawing (GD'12)
[GD'11] Overloaded Orthogonal Drawings,
Evgenios M. Kornaropoulos and Ioannis G. Tollis, 19th International Symposium on Graph Drawing (GD'11)
[IEEE SSP'09] A Novel kNN Classifier for Acoustic Vehicle Classification based on Alpha-Stable Statistical Modeling,
Evgenios M. Kornaropoulos and Panagiotis Tsakalides, 15th Workshop on Statistical Signal Processing (SSP ’09)

Journal Publications

[TCDE'20] BeeTrace: A Unified Platform for Secure Contact Tracing that Breaks Data Silos,
Xiaoyuan Liu, Ni Trieu, Evgenios M. Kornaropoulos, and Dawn Song, IEEE Bulletin of the Technical Committee on Data Engineering, (TCDE)
[CGF'17] A Visualization Framework and User Studies for Overloaded Orthogonal Drawings,
Walter Didimo, Evgenios M. Kornaropoulos, Fabrizio Montecchiani, and Ioannis G.Tollis, Journal of Computer Graphics Forum, (CGF)
[DMKD'16] Fast Approximation of Betweenness Centrality Through Sampling,
Matteo Riondato and Evgenios M. Kornaropoulos, Journal of Data Mining and Knowledge Discovery, (DMKD)
[JGAA'16] Algorithms for Overloaded Orthogonal Drawings,
Evgenios M. Kornaropoulos and Ioannis G. Tollis, Journal of Graph Algorithms and Applications, (JGAA)

Theses

[Ph.D.] Information Leakage in Encrypted Systems Through an Algorithmic Lens,
Evgenios M. Kornaropoulos, Ph.D. Thesis, Brown University, USA
Awarded the Joukowsky Outstanding Dissertation Award
Awarded the Miretta Flytzani-Stephanopoulos Doctoral Thesis Achievement Award
Committee Members: Roberto Tamassia, Vasileios Kemerlis, Thomas Ristenpart
[M.Sc.] Dominance Drawing of Non-Planar Graphs,
Evgenios M. Kornaropoulos, M.Sc. Thesis, University of Crete, Greece