Where Do Digital Traces Live,
and What Do They Look Like?

We locate the data left behind on digital devices and services, and verify whether it holds up as evidence.

Hard disk drive, 2.5" SATA SSD, and M.2 NVMe SSD
Data RecoveryHow much of deleted data can be recovered?Databases, file systems, memory
Screen of a computer infected by the 2017 Petya ransomware
Incident Response ForensicsHow did the attacker get in, and what did they leave behind?Malware analysis, attack timelines, ransomware investigation
KakaoTalk
Chrome
Android
Windows
Applications & SystemsWhat traces do new apps and systems leave behind?Messengers, browsers, operating systems, remote access
AWS
Microsoft Azure
Google Drive
iCloud
CloudHow do we acquire data that lives off the device?Cloud services, synced data
A forensic disk imager connected to a hard disk drive
Evidence VerificationHow do we prove that analysis results can be trusted?Reliability of tools and procedures, anti-forensics detection
All research topics and 56 publications