Sifra R Matthijsse
Biographic Data
| ID | 4437664 |
|---|---|
| NAME | Sifra R Matthijsse |
| GIVEN NAMES | Sifra R |
| FAMILY NAME | Matthijsse |
| SIGNATURE | MATTHIJSSE S R |
| AFFILIATIONS | The Hague University of Applied Sciences |
| ORCID | 0000-0002-7325-0735 |
| VERIFIED | Yes |
| TOTAL WORKS | 4 |
| TOTAL CITATIONS | 0 |
| WORKS AS AUTHOR | 4 |
| WORKS AS EDITOR | 0 |
| FIRST PUBLICATION YEAR | 2023 |
| LATEST PUBLICATION YEAR | 2026 |
| H-INDEX | 0 |
Exploring Victim-Offender Interactions During a Ransomware Attack Using LockBit Chat Negotiations
This study explores interactions between ransomware victims and offenders through a qualitative analysis of chat negotiations of the LockBit ransomware group (n=147), providing insight into data exfiltration, extortion, communication and negotiation, payment, and post-payment outcomes. The findings show that both offenders and victims employ bounded rational decision-making. For offenders, this is exemplified by aspects such as tailor-made ransom…
Examining ransomware payment decision-making among small- and medium-sized enterprises
Ransomware is currently one of the most prominent cyberthreats for organizations. Small- and medium-sized enterprises are particularly vulnerable to ransomware victimization and more inclined toward paying the ransom. However, while a few studies have been conducted on victimization of ransomware, little is known about how small- and medium-sized enterprises respond to victimization and what factors contribute to the decision to pay the ransom. T…
To report or not to report
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Examining ransomware payment decision-making among small- and medium-sized enterprises
Ransomware is currently one of the most prominent cyberthreats for organizations. Small- and medium-sized enterprises are particularly vulnerable to ransomware victimization and more inclined toward paying the ransom. However, while a few studies have been conducted on victimization of ransomware, little is known about how small- and medium-sized enterprises respond to victimization and what factors contribute to the decision to pay the ransom. T…
To report or not to report
Exploring Victim-Offender Interactions During a Ransomware Attack Using LockBit Chat Negotiations
This study explores interactions between ransomware victims and offenders through a qualitative analysis of chat negotiations of the LockBit ransomware group (n=147), providing insight into data exfiltration, extortion, communication and negotiation, payment, and post-payment outcomes. The findings show that both offenders and victims employ bounded rational decision-making. For offenders, this is exemplified by aspects such as tailor-made ransom…
Cybercrime and Law Enforcement Studies (4 works) · Ransomware (4 works) · Advanced Malware Detection Techniques (3 works) · Business (3 works) · Computer Science (3 works) · Computer security (3 works) · Information and Cyber Security (3 works) · Malware (3 works) · Internet privacy (2 works) · Complete information (1 work)