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An efficient method to detect series of fraudulent identity documents based on digitised forensic data
Solène Lugon Moulin1, Céline Weyermann2, Simon Baechler3
1Ecole des Sciences Criminelles, University of Lausanne, Switzerland; Service Technologie et développement des documents d'identité, Federal office of police, Bern, Switzerland.
Science & Justice : Journal of the Forensic Science Society
|November 6, 2022
Summary
A new method for comparing fraudulent documents significantly improves series detection by forensic document examiners. This approach enhances the identification of linked fraudulent documents, reducing errors and speeding up investigations.
Area of Science:
- Forensic Science
- Criminology
- Document Examination
Background:
- Document fraud is a transnational crime with serial patterns.
- The Interstate Database of Fraudulent Identity Documents (BIDIF) aids in detecting document series.
- A harmonized profiling method is needed for effective document comparison and series detection.
Purpose of the Study:
- To develop a standardized method for comparing fraudulent identity documents.
- To enhance the capabilities of forensic document examiners in detecting document series.
- To improve the efficiency and accuracy of the BIDIF system.
Main Methods:
- Developed a method based on visual characteristics of digitized fraudulent identity documents.
- Qualitatively and quantitatively evaluated the method through four tests.
- Tested the method's ability to detect pre-existing series and links between isolated documents.
Main Results:
- The method significantly increased the detection of document series and links.
- Reduced the occurrence of false negatives and false positives in series detection.
- Accelerated the detection of links between fraudulent documents.
Conclusions:
- The developed method effectively supports forensic document examiners in identifying fraudulent document series.
- The method enhances the operational efficiency and accuracy of systems like BIDIF.
- This contributes to a more robust fight against transnational document fraud.
