{"type":"rich","version":"1.0","provider_name":"Transistor","provider_url":"https://transistor.fm","author_name":"Cybertraps Podcast","title":"Cookies and Tracking Pixels Cybertraps Live 022","html":"<iframe width=\"100%\" height=\"180\" frameborder=\"no\" scrolling=\"no\" seamless src=\"https://share.transistor.fm/e/9bea937e\"></iframe>","width":"100%","height":180,"duration":2925,"description":"Show Outline  An introduction to web tracking technologies and their impact on personal privacy Goals of web tracking Improve web site performance Conduct web site analytics Develop information for business operations Feed targeted advertising to visitors (which often supports free services) Types of web tracking technologies Statistical -* browser used, geolocation, pages visited, operating system, device type, etc. Statcounter, Google Analytics, etc. Cookies  Invented in 1994 by Lou Montulli It is a small data file stored on your hard drive when you visit certain web sites (almost all of them) Flavors of cookies First-party cookies -* created by a domain (web site) that you have visited  Session (‘temporary’) cookies -* cookies designed to store information about a user’s web site visit while they are on the site; once the visit is over, the cookie is deleted Permanent (‘persistent’) cookies -* these remain even after a browser is closed. Typically used to store user ID and password for a particular site so that you don’t have to enter them each time   Second-party Cookies -* in some limited instances, a domain will share its cookies with a trusted partner; for instance, an airline might share with a hotel chain, which would then send you ads for loding Third-party Cookies -* cookies created by a company or web domain other than the one you are visiting, typically by an advertisement of some kind. Web sites earn ad revenues by allowing the third-party ad network to use their site to place cookies. These are the cookies that can track your movement around the web, so they are responsible for the somewhat creepy appearance of ads for things you just looked at.   Pixels (aka ‘pixel tag’)  Tiny images (1 pixel) that are stored on a server but embedded Criticized by privacy advocates because they can collect extensive information about the user/email recipient without their knowledge They function even if the browser cache and cookies are regularly cleared  ...","thumbnail_url":"https://img.transistorcdn.com/-npbjlTwEpH5Ybi_ySNRhS-EfNqaI7Ep1svTppTGhLE/rs:fill:0:0:1/w:400/h:400/q:60/mb:500000/aHR0cHM6Ly9pbWct/dXBsb2FkLXByb2R1/Y3Rpb24udHJhbnNp/c3Rvci5mbS9zaG93/LzQxNTcyLzE2ODM5/MjY0NDktYXJ0d29y/ay5qcGc.webp","thumbnail_width":300,"thumbnail_height":300}