Apples latest update will challenge advertisers

Apple privacy logo

The issue at stake is a technical one, but it’s worth learning a little bit about — if only for the fact that, assuming you use an iPhone, it’s going to result in a lot of pop-ups on your phone once you upgrade your device in a month or so. The advertising industry assigns a unique code to each device called an Identification for Advertisers, or IDFA. Knowing your IDFA can help advertisers tell whether their ads are effective, particularly when they’ve shown you the same ad in multiple places. Facebook uses the IDFA as part of Audience Network, its ad network for developers. Starting with iOS 14, which will ship this fall, Apple will begin requiring that developers show you a warning that they are collecting your IDFA, and you’ll have to opt in to sharing it. Some large percentage of users can be expected to say “no thanks.” This means advertisers need to re-think how to personalize and target going forward.

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