idfa

Moves by Apple to restrict ad tracking have prompted a war of words with Facebook and a legal battle with advertisers. They both object to changes that require express permission for some tracking. The arguments are over the "identifier for ... advertisers" or IDFA. That's a specific code for each iPhone or iPad which can be used by advertisers to track activity by device users. Until now its been possible to use IDFA with express user consent and then combine it with other data to build up a picture of the individual for targeted advertising. The iOS 14.5 update to the iPhone and iPad operating ... (view more)