[KongchangAI]
ProductApp Tracking Transparency / 应用追踪透明度

ATT

A privacy framework introduced by Apple with iOS 14.5 in 2021. It requires third-party applications to obtain explicit user authorization before accessing the device advertising identifier (IDFA), changing the tracking model from a default opt-out to an opt-in approach to protect user privacy across apps and websites.

Core Facts

Timeline (last 90 days)

Sep 15

Meta estimates that it lost more than $10 billion in a single year due to Apple's ATT policy.

Unverified50%
Sep 4

Starting with iOS 14, Apple significantly strengthened its privacy protection mechanisms, including the App Tracking Transparency (ATT) framework and camera/microphone usage indicator lights.

Verified65%

All Facts (2)

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