Measurement of email and password collection that occur before form submission on the top 100K websites.
Users' email addresses are exfiltrated to tracking, marketing and analytics domains before form submission and before giving consent.
Meta (formerly, Facebook) and TikTok collect hashed personal information from web forms even when the user does not submit the form and does not give consent.
https://homes.esat.kuleuven.be/~asenol/leaky-forms/
#privacy #dateninkontinenz #kuleuven #unilausanne