11-28-2019 , 11:02 PM
" Ad-blocking companies have figured out a way to block the unblockable – a pernicious tracker technique that hides advertising networks from your browser in plain sight.
Whenever your browser visits a website supporting third-party advertisers, the site shows it tracking pixels or IFRAME tags that cause it to make extra requests.These requests go to ad companies that use various techniques to identify your browser and track it across multiple sites.
Ad-blocking companies are in a constant battle with the advertisers to block these trackers.
The latest weapon in this fight exploits a long-established web concept called a CNAME record."
continue reading here:
https://nakedsecurity.sophos.com/2019/11...7ss4rzu-NE
Whenever your browser visits a website supporting third-party advertisers, the site shows it tracking pixels or IFRAME tags that cause it to make extra requests.These requests go to ad companies that use various techniques to identify your browser and track it across multiple sites.
Ad-blocking companies are in a constant battle with the advertisers to block these trackers.
The latest weapon in this fight exploits a long-established web concept called a CNAME record."
continue reading here:
https://nakedsecurity.sophos.com/2019/11...7ss4rzu-NE