#Meta and #Yandex are de-anonymizing #Android users’ #web browsing #identifiers

source: arstechnica.com/security/2025/…

#Tracking code that Meta and #Russia - based Yandex embed into millions of websites is de-anonymizing visitors by abusing legitimate #Internet protocols, causing #Chrome and other browsers to surreptitiously send unique identifiers to native apps installed on a device, researchers have discovered. #Google says it's investigating the abuse, which allows Meta and Yandex to convert ephemeral web identifiers into persistent #mobile #app user identities.

#anonymity #surveillance #www #privacy #browser #fail #warning #danger #history #software #fail #problem #economy #news #identify #usa #politics #bigbrother

Meta and Yandex are de-anonymizing Android users’ web browsing identifiers

Abuse allows Meta and Yandex to attach persistent identifiers to detailed browsing histories.

^{Dan Goodin (Ars Technica)}