The source document itself: https://propertyofthepeople.org/document-detail/?doc-id=21114562 https://propertyofthepeople.org/document-detail/?doc-id=2111... Wh

The source document itself: https://propertyofthepeople.org/document-detail/?doc-id=21114562 https://propertyofthepeople.org/document-detail/?doc-id=2111... WhatsApp (and iMesssage) is listed as only providing message content if iCloud backup is enabled. As the article says, it's the log of who is messaging who, when that is provided. This is in line with what the Signal protocol provides, and doesn't suggest any encryption is broken. Perhaps more interesting is that WhatsAapp (and some other provides) have a copy of your contact list.