- From: Rob van Eijk <rob@blaeu.com>
- Date: Sat, 30 Jul 2016 23:17:28 +0200
- To: Mike O'Neill <michael.oneill@baycloud.com>
- Cc: public-tracking@w3.org, 'John Simpson' <john@consumerwatchdog.org>
Not to forget, medium.com supports the wellknown location: medium.com/.well-known/dnt/ The URI returns the following JSON: { "tracking": "T", "policy": "https://medium.com/p/f03bf92035c9", "controller": "https://medium.com/policy", "same-party": ["medium.com", "cdn-static-1.medium.com", "d262ilb51hltx0.cloudfront.net"], "config": "https://medium.com/me/settings" } Kind regards, Rob Mike O'Neill schreef op 2016-07-30 22:28: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > The online publishing platform medium.com has been supporting the > Tracking Status Resource and the Tracking Status response header for a > while but I have just noticed it is now using the out-of-band consent > protocol, returning the Tk: C response when you are logged in and have > DNT set. They explain in their privacy policy: > > “We respect Do Not Track (“DNT”) settings in browsers. If you’re > logged out of our Services and have DNT enabled, we will not set > cookies. By logging in you are opting to allow Medium to ignore the > DNT setting and to use cookies in order to provide you a personalized > experience.” > > The reaction to the DNT header seems to be as follows: > > User not logged in > DNT :0 or unset Tk: T places UID > cookies (sid, uid,__cfduid all with 1 year expiry ) - Google > Analytics script is enabled > DNT: 1 Tk: N No > new UID cookies placed (though currently it does not remove them if > they are already there) and Google Analytics script disabled > > User logged in > DNT:0 or unset Tk:T places UID > cookies (sid, uid,__cfduid all with 1 year expiry - xsrf 1day expiry ) > - Google Analytics script is enabled > DNT:1 TK:C > places UID cookies (sid, uid,__cfduid all with 1 year expiry - xsrf > 1day expiry) - Google Analytics script is disabled > > All in all this is a pretty good implementation in my opinion, by a > significant online publisher, which indicates that DNT is being taken > up by sites. It is a great shame that the browser companies have been > slow to implement the JavaScript API, but this site at least > overcoming that challenge by using the out-of-band technique. > > > > > > > Mike O'Neill > Technical Director > Baycloud Systems > Oxford Centre for Innovation > New Road > Oxford > OX1 1BY > Tel. 01865 735619 > Fax: 01865 261401 > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1 > Comment: Using gpg4o v3.5.54.6734 - http://www.gpg4o.com/ > Charset: utf-8 > > iQIcBAEBAgAGBQJXnQ3lAAoJEOX5SQClVeMPSF0P/1Nsr5Sxw9+y9bLLvuAlv+N2 > 5VV9CivQXFWO/9j9FMKmHh+UEehJqMOmV6SHgB/sbnEyOpKJgk5yohPfgX2Wol9j > 4MNwS7Ot4kkoEBIDpOt7M0+d0tr+V2HwMHs3h4LmtUuV2YbPThrdlc7dl9VqD0dD > ENoUWaCPizq0ppwWMXEXzMJ44fIi6QVFZd0VnMOFFZHRMMbWI2MRX5goieh0DekL > 1Ka294YbdBN43ls5zUBUDFClwi2uFDihk2HdBqUW77r/Wou7nANpSIA25OGO3uHS > WFBTtRcaHekch7EyyN0sp48TWZqToRT/ETcyXE/ar0HDyekwywN4IdFoPf8IzMBR > G/NK0zywCZqRXdRd5W38KiH1mPqAiL3OpKY4wGbYU1L3PbeleswtE+HFLdstUSGT > iIeyttiEqWGrgFldVY6D/d4mMtSkWwBXCS04X/331Q6PJi5zHKSNUveamdy9oigZ > 7COTPURwcuGX8d3L7N+V8HGsvVsQh/Hk2QUg7tfl07+xkt/71JdPIMx2NWPkwG78 > Z+Pk68Xcq4S52uUWYuJKl+RDxo7CqZ6ZZYFnvD2kFfVWpErXkK1Y3/c66DHFqwz4 > Q1wdgXSJfEkiyyZen7+o+I3Sra4T84Bjb+7L6KKZFxE/eSf5KUaI83trWQc86f23 > N7S/r/KTLpdrXRa4RqzR > =356U > -----END PGP SIGNATURE-----
Received on Saturday, 30 July 2016 21:18:00 UTC