Browser cookies and especially Flash cookies are a hot topic. Most users are not aware that Flash websites have the ability to set and store a tracking cookie on your computer, known as a Flash cookie.
These Flash cookies are not able to be removed by the usual browser ‘clear cookies’ option. Also, Flash cookies are cross-browser. So no matter what browser you use on your system, Flash tracking cookies are the same.
There are add-ons like BetterPrivacy for Firefox, though if desired you can just disable them in the first place.
To disable the saving of third-party flash cookies on your computer:
1. Navigate to this URL
2. Uncheck the box:
‘Allow third-party Flash content to store data on your computer’
3. Restart all browsers.