Chrome add-on warns netizens when they use a leaked password. Sometimes, they even bother to change it

Chrome add-on warns netizens when they use a leaked password. Sometimes, they even bother to change it

Alerted to exposed credentials, users do something about it roughly a quarter of the time


Between February and March this year, after Google released a Chrome extension called Password Checkup to check whether people's username and password combinations had been stolen and leaked from website databases, computer scientists at the biz and Stanford University gathered anonymous telemetry from 670,000 people who installed the add-on.


On Friday, the boffins – Kurt Thomas, Jennifer Pullman, Kevin Yeo, Ananth Raghunathan, Patrick Gage Kelley, Luca Invernizzi, Borbala Benko, Tadek Pietraszek, and Sarvar Patel, and Elie Bursztein from Google, with Dan Boneh from Stanford – presented a paper describing the results of their data gathering at the USENIX Security conference.


The pape ..