Two tiers of iCloud Advanced Data Protection in the UK

Since February 2025 new UK users cannot turn on Advanced Data Protection, while those who enabled it earlier keep it, leaving two levels of iCloud encryption in the same country. Users outside the UK can still turn it on.

Based on 10 sources, including Apple, MacAnorak, EFF

Data access settings for Siri AI in iOS 27

The new Siri in iOS 27 can read Notes, Messages and Mail by default, and requests may be processed on Apple's servers. EFF has listed the settings that narrow what it can read. For now Siri AI works only with Siri set to English.

Based on 4 sources from EFF, Apple

The cross-site identifier behind ChatGPT's ad pixel

A traffic analysis found that ChatGPT's ad system sets a cookie linked to the user's account, which advertisers' sites then send back to OpenAI through its pixel along with browsing data. So far it has only been seen in Chrome on Android.

Based on 5 sources, including Buchodi's Threat Intel, OpenAI, Google Chrome 說明

Phone-number-free registration in the Signal Android beta

Signal's Android beta lets people register without a phone number for a one-time fee. The account is tied to neither a SIM card nor the payment, and nothing can recover it if the keys are lost. The iPhone version is still in development.

Based on 12 sources, including Signal Support, Signal Community, CyberInsider