IFixit reports that if anyone but Apple replaces a battery in the iPhone XR, XS, or XS Max, a “service” message displays saying the phone is “unable to verify this iPhone has a genuine Apple battery. At Black Hat, Researchers from security firm Checkpoint demonstrated an exploit of WhatsApp that would let an attacker alter text in a quoted message to change what a person appeared to write. Early results from a study by Apple, Eli Lilly and Evidation Health found that data from an iPhone, an Apple Watch, and a Beddit sleep monitor, differentiated patients with mild Alzheimer’s disease dementia from those without symptoms.

Starring Tom Merritt, Sarah Lane, Justin Robert Young, Roger Chang.

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