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WhatsApp, iMessage give the most info to the FBI, new document shows
July 17, 2025
There are loads of messaging apps on the market today, and many of these services make a big deal about their security and privacy policies. Now, a newly leaked document has revealed just how much data the FBI can legally obtain from these services.
Rolling StoneandProperty of the Peopleobtained an FBI document (seen below) that details exactly what kind of information the bureau can obtain from various messaging apps with a warrant or subpoena. And it turns out thatWhatsAppand iMessage provide the most information.

WhatsApp, iMessage, and Line all provide “limited” message content in response to a legal request from the FBI. Signal, Telegram, Threema, Viber, WeChat, and Wickr don’t disclose any message content though.
But the amount of data shared by WhatsApp and iMessage doesn’t stop there, and it turns out that “limited” message content isn’t as innocuous as it sounds.

The biggest snitches uncovered
Using an iPhone and got your WhatsApp messages backed up to iCloud? Then the FBI can grab actual message content too, as Apple is required to hand over the iCloud encryption key with a search warrant.
More reading:The best alternatives to WhatsApp right now
Telegram and Signal are two services with more significant limitations on what can legally be handed over to the FBI. Telegram doesn’t offer message content at all, nor does it typically provide contact information. The FBI document adds however that Telegram “may” disclose IP addresses and phone numbers to authorities for “confirmed” terrorist investigations.
Signal doesn’t provide message content either, but does offer the date and time a user registered on the service and the last date it connected to the platform.
Most of this information isn’t new, but the document does give users a better idea of how these platforms compare to each other. And this is particularly important for journalists, leakers, and their sources. Will this news make you switch messaging apps though? Let us know via the poll below.
Will you switch messaging apps after these FBI disclosures?
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