With browser makers steadily clamping down on third-party tracking, advertising technology companies are increasingly embracing a DNS technique to evade such defenses, thereby posing a threat to web security and privacy. Called CNAME Cloaking, the practice of blurring the distinction between first-party and third-party cookies not only results in leaking sensitive private information without The Hacker […]
Assuming your content blocker can scrutinize DNS AdGuard on Thursday published a list of more than 6,000 CNAME-based trackers so they can be incorporated into content-blocking filters.… The Register – Security