supercookie

Definitions

A data store on a user's computer that can be accessed by websites and used as a more persistent form of cookie.

informal

Equivalents

Examples

“The SharedObject class is familiar to many Flash⟳ programmers as a way to create⟳ a kind of supercookie; a local shared object (LSO) can store ActionScript data on the client between sessions.”

“While doing an online security scan⟳, I was told I can ^([sic]) a vulnerability because of the presence of a supercookie.”

“I use⟳ the SR Ware Iron⟳ Browser, always on Incognito, and set⟳ to remove⟳ all data when i close⟳ the pane. I also remove⟳ all records after each day. Can you tell⟳ me, does this remove⟳ the supercookies?”

CEFR level