Name: Expert Meeting on Statistical Data Confidentiality
Start: 2025-10-15T08:45:00+02:00
End: 2025-10-17T16:00:00+02:00
Location: Poblenou Campus Auditorium

Expert Meeting on Statistical Data Confidentiality

from Wednesday, 15 October 2025 (08:45) to Friday, 17 October 2025 (16:00)

Monday, 13 October 2025
Tuesday, 14 October 2025
Wednesday, 15 October 2025

08:45 Registration
Registration
08:45 - 09:30

09:30 Welcome and opening remarks
Welcome and opening remarks
09:30 - 09:40
09:40 Releasing Microdata, including Synthetic Data - 1
1
09:40 - 11:05
Contributions

09:45 Approaches to Synthetic Data Generation: Insights from Luxembourg's Census Data - Basheer Kalash (Luxembourg National Data Service (LNDS))

10:00 Does the Synthesis Model Influence a Subsequent Prediction of the Same Model Type? - Emma Fössing (Institute for Employment Research, Nueremberg, Germany)

10:25 A synthesis approach for georeferenced data based on Hilbert space-filling curves - Jui Andreas Tang (Germany)

10:40 In defence of scientific use files - Felix Ritchie (University of West of England)
11:05 Break (20 minutes)
Break (20 minutes)
11:05 - 11:25
11:25 Releasing Microdata, including Synthetic Data - 2
2
11:25 - 12:55
Contributions

11:25 Critical analysis of real-world Differential Privacy applications from the last decade - Luis Del Vasto Terrientes (Universitat Rovira i Virgili)

11:40 Producing synthetic teaching datasets using evolutionary algorithms - Mark Eliot

12:00 Sharing Sensitive Psychological Data: Anonymization Techniques as a Prerequisite for Open Science - Roman Müller (University of Applied Sciences and Arts Northwestern Switzerland)

12:15 Building a bridge between utility, risk and data access convenience: Partial data synthesis as an additional anonymization method for Remote Desktop data? - Yannik Garcia Ritz (Germany)
12:55 Lunch break
Lunch break
12:55 - 14:25
14:25 Safe Tables and Maps - 1
1
14:25 - 15:45
Contributions

14:30 A framework for Cell Key Method parameters calibration based on risk-utility trade-off - Julien Jamme (France)

14:45 Using perturbative methods for magnitude tables in statistical disclosure control - Lars-Erik Almberg (Statistics Sweden)

15:10 Some ideas for future development of the open source package Tau-Argus - Peter-Paul De Wolf Sarah Giessing (Germany)

15:20 The Potential of Differential Privacy for Japanese Population Census Data - Shunsuke Kato (National Statistics Center / Statistical Research and Training Institute, Ministry of Internal Affairs and Communications)
15:45 Break (20 minutes)
Break (20 minutes)
15:45 - 16:05
16:05 Safe Tables and Maps - 2
2
16:05 - 17:20
Contributions

16:05 A comparison of data utility of the Cell Key Method and SynDiffix for geocoded data - Simon Kolb (Destatis)

16:20 Targeted Record Swapping for Grid-Based Population Data: Lessons from the 2021 Polish Census - Tomasz Klimanek (Poznań University of Economics and Business)

16:30 Bayesian methods for the evaluation and limitation of disclosure risk in official statistics - Violeta Calian (Statistics Iceland)
Thursday, 16 October 2025
09:00 Research Data Centre Issues & Data Sharing - 1
1
09:00 - 10:35
Contributions

09:05 DGI-3 Recommendations on data sharing - Aleksandra Bujnowska (Eurostat)

09:15 Output SDC Measures and User Behaviour Detection in microdata.no - Vidar Klungre (Statistics Norway)

09:30 Lomas: A Platform for Confidential Data Analysis - Christine Choirat (Federal Statistical Offfice)

09:55 Research Data Centre issues in HCSO - Gyula István Bálint

10:10 Unlocking Confidentiality: Harmonized Guidelines and Best Practices for Output Checking within INEXDA - Ana Esteban (Banco de España)
10:35 Break (20 minutes)
Break (20 minutes)
10:35 - 10:55
10:55 Research Data Centre Issues & Data Sharing - 2
2
10:55 - 12:00
Contributions

10:55 Enhancing Transparency and Reproducibility in Data Anonymization—An Architecture for Statistical Disclosure Control of Microdata - Daniel Boller (World Bank Group)

11:10 Enhancing Secure Data Sharing in Governmental Strategic Planning: A Case Study of the Ministry of Foreign Affairs of the Hellenic Republic - Dimitrios Avouris Kalamas (Ministry of Foreign Affairs of the Hellenic Republic)
12:00 Machine Learning and Artificial Intelligence versus Disclosure Control - 1
1
12:00 - 13:00
Contributions

12:05 Enhancing Data Confidentiality in Research: A Dual-Layered Approach to Secure Import of Text-Based Content - Cédric Hansen (CASD)

12:20 A formal model for reasoning about output disclosure risks and mitigations - Jim Smith (University of the West of England Bristol)

12:35 Detecting Contextually Sensitive Data with AI - Madelon Hulsebos (Centrum Wiskunde & Informatica (CWI))
13:00 Lunch break
Lunch break
13:00 - 14:30
14:30 Machine Learning and Artificial Intelligence versus Disclosure Control - 2
2
14:30 - 15:35
Contributions

14:35 Machine learning methods to detect Correct Perturbation - iain dove (Office for National Statistics)

14:50 Enhancing Statistical Disclosure Control using Large Language Models - Titouan Rigaud (CASD Secure Data Hub)
15:35 Disclosure Risk - 1
1
15:35 - 16:20
Contributions

15:40 Understanding Differential Privacy: A Small ε Budget Does Not Necessarily Prevent Disclosure - Krish Muralidhar (University of Oklahoma)

15:55 Buyer Beware: Understanding the trade-off between utility and risk in CART based models using simulation data - Jonathan Latner (Institute for Employment Research (IAB))
16:20 Break (20 minutes)
Break (20 minutes)
16:20 - 16:40
16:40 Disclosure Risk - 2
2
16:40 - 18:35
Contributions

16:40 A critical look at the influence of the world wide web on data dissemination - Marieke de Vries (Netherlands (Kingdom of the))

16:55 Knowledge-Informed GANs for Privacy-Preserving Synthetic Tabular Data - Sonakshi Garg Vicenc Torra (Umea University)

17:20 Confidentiality and disclosure risk from administrative data - Gillian Raab

17:35 Beyond Standard Metrics: Assessing NLP for De-Identification of Clinical Trial Narratives - Mark Elliot (University of Manchester)
Friday, 17 October 2025
09:00 Communication, Education & Training in Statistical Data Confidentiality - 1
1
09:00 - 10:00
Contributions

09:05 Sharing experiences from new strategies for internal education in SDC at Statistics Norway - Hege Marie Bøvelstad (Norway)

09:20 Strengthening Statistical Confidentiality: Lessons from Mexico’s 2021 Policy Framework - Jesús González (Mexico)

09:35 A Revised Practice Guide for Microdata Anonymization - Thijs Benschop (World Bank Group)
10:00 Break (20 minutes)
Break (20 minutes)
10:00 - 10:20
10:20 Communication, Education & Training in Statistical Data Confidentiality - 2
2
10:20 - 11:15
Contributions

10:20 Is it really private if you can’t explain it? A practical framework for productonalising legally-compliant synthetic data in government - Owen Daniel (Office for National Statistics)

10:35 Using a blended approach of promotion and preventive measures for SDC at labour statistics office in Singapore - Weiqi Wong
11:15 summary of themes emerging in discussions about topics for future work
summary of themes emerging in discussions about topics for future work
11:15 - 11:45

11:45 Discussion in plenary of topics for future work
Discussion in plenary of topics for future work
11:45 - 12:15

12:15 Conclusion of the meeting
Conclusion of the meeting
12:15 - 12:30