Comment on Undeletable CookiesparentComments−nikcub15yIt is a lot older than evercookie. I remember porn affiliate scripts that were using ETag back in 01-02. It is a well known method, as is using Last-Modified.
Comments
It is a lot older than evercookie. I remember porn affiliate scripts that were using ETag back in 01-02. It is a well known method, as is using Last-Modified.