Study of 85 Crypto Wallet Extensions Finds Address Leaks and Cross-Site Tracking Risks
Summary
A study by KU Leuven researchers examined 85 popular crypto wallet browser extensions and discovered they leak enough information to link and track users across different addresses and websites. This leakage allows for identifying and following individuals as they interact with various sites and blockchain servers.
IFF Assessment
The identified vulnerabilities in crypto wallet extensions pose a risk to user privacy and security, making them a threat to defenders.
Defender Context
This research highlights significant privacy risks for users of cryptocurrency browser extensions, as they can be tracked across multiple addresses and websites. Defenders should be aware of these tracking vectors and advise users to scrutinize their wallet extensions for potential data leakage and cross-site tracking vulnerabilities.