You Deleted Your Cookies? Think Again

“So even if a user gets rid of a website’s tracking cookie, that
cookie’s unique ID will be assigned back to a new cookie again
using the Flash data as the “backup.”

“Even the Whitehouse.gov showed up in the report, with
researchers reporting they found a Flash cookie with the name
“userId.” The site does say in its privacy policy that it uses
tracking technology but it does not mention Flash or tell users how
to get rid of the Flash cookie.

“The report is being submitted Monday as a comment in the
government’s proceeding about the use of cookies on federal
websites. Federal websites have traditionally been banned from
using tracking cookies, despite being common around the web —
a situation the Obama administration is proposing to change as part
of an attempt to modernize government websites.”

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