Martin Lopatka
Mozilla
Latest research
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Why We Still Can’t Browse in Peace: On the Uniqueness and Reidentifiability of Web Browsing Histories
Aug. 17, 2020Internet health -
Don’t count me out: On the relevance of IP addresses in the tracking ecosystem
April 20, 2020Privacy, security & trackingTargeted online advertising relies on user data tracking, but popular browsers lack protections against IP address-based tracking. This study shows that 87% of 2,230 users retain an IP address for over a month, making IP addresses a key vector for online tracking.
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The Representativeness of Automated Web Crawls as a Surrogate for Human Browsing
April 20, 2020Ads transparencyLarge-scale web crawls are crucial for studying web characteristics and online tracking but may not fully represent human browsing behavior. This study quantifies the repeatability and representativeness of web crawls, highlighting differences between crawler behavior and human browsing.
