WhatsApp uses Signal's encryption protocol, so your chats and calls are just as end-to-end encrypted as those on Signal. But ...

Last month, Donald Trump ’s national security adviser Michael Waltz blamed his phone for accidentally including a journalist ...

A security breach involving a Signal app group chat on diplomatic discussions is blamed on iPhone's auto-suggested contact ...

pushing for answers about other instances in which senior officials discussed national security issues “using the Signal messaging service or any other messaging service application that has not ...