Get the most important digital marketing news each day.
FTC PrivacyCon: Your email address is leaking and vulnerable
Opening an email can unknowingly share your email address with other vendors, and hashed emails -- a popular ‘protection’ among data providers -- can be hacked.
A research paper delivered this week at the Federal Trade Commission’s third annual PrivacyCon shows how email addresses — the gold standard for linking personal datasets — are vulnerable to data leaks and hacking.
The title of the paper by researchers Steven Englehardt, Jeffrey Han and Arvind Narayanan summarizes the possible reactions of many users hearing about this:
First of all, Englehardt said in presenting the paper, the act of opening emails often results in processes that resemble web tracking.