3/20/2023 0 Comments Itracking twFor example the above seen c_user cookie is missing.īut nevertheless the datr cookie (which expires after two years) is still present even when logged out of Facebook. In such a case the user's browser sends a few cookies less to Facebook. What happens when the user explicitly logs out of Facebook and then visits our page you might ask. And all this happens by simply surfing to a page which has the Like button embedded and does not require the user to User which is viewing the product page in our sample. So the answer is: Yes, Facebook seems to be able to identify the The cookies sent back include some ( c_user) that can be treated as profile and/or session identifiers. "keep me logged in" checkbox to get some sort of persistent login cookie. Most users of social networks stay logged in for a long time and use the Product webpage while the user is logged in at Facebook in the background. The snippet contains the cookies which are sent to on viewing the To Facebook as part of the above shown HTTP GET request. To answer our question regarding the visibility of the user to Facebook while surfing other sites: Take a look at the cookies submitted
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