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WellFort: AuditablePrivacy-Preserving
Data Analysis Platform for SMEs
3
Agenda
• WellFort platform
o Motivation
o Scenario
o Requirements
o Conceptual architecture
• Trusted analysis environment
o DataShield and Opal
SBA Research, 2021
4
WellFort - motivation
• SMEs and medium-sized organisations storing and
analysing personal data
o Privacy concerns! -> privacy regulations (GDPR)
• Two main technical challenges need to be addressed:
o Privacy preservation
o Audatibility (trust, reproducibility)
• WellFort: integrated auditable privacy-preserving data
analysis
SBA Research, 2021
5
WellFort: overview scenario
SBA Research, 2021
6
WellFort Requirements
• Privacy Preserving Data Mining
o Data analysis
o Data publishing
o Usage Policy Management
• Audatibility
o Provenance data capture and tracing
o Provenance data expection and analysis capability
o Metadata-retention after deletion
SBA Research, 2021
7
WellFort: conceptual architecture
SBA Research, 2021
8
WellFort: trusted analysis environment
SBA Research, 2021
9
WellFort: trusted analysis environment
SBA Research, 2021
10
Futurechallenges
• Additional functionality of DataSHIELD
=> wider range of functionalities in the privacy-
preserving analysis environment of WellFort
• Analysis of vertically partitioned data
SBA Research, 2021
11
Tanja Šarčević
SBA Research
Floragasse 7 / 5th floor, 1040 Vienna
TSarcevic@sba-research.org
Paper: F. J. Ekaputra et al. Semantic-enabled Architecture for Auditable Privacy-Preserving Data Analysis.
Accepted at Semantic Web – Interoperability, Usability, Applicability. 2021.
Link: https://www.sba-research.org/research/projects/wellfort/

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“WellFort: Auditable Privacy-Preserving Data Analysis Platform for SMEs”