“Signal likely uses AWS, Azure, and Google Cloud for certain bandwidth-intensive features, such as sharing voice messages and photos, since they are some of the only options that can handle that much ...

Signal is back in the headlines, but this time it's not for a security breach, but rather a high-profile example of how it's designed to work. Recent news highlighted an incident where classified ...

Signal's file size limits change depending on what device you're using, and what you're trying to share.

After messages from Mike Waltz's leaked chat on the Signal app went massively public months ago, he was ousted as President Donald Trump's top national security adviser. Now, he's up for a new ...

You can invite someone to Signal using the "Invite Friends" menu in the app, which will send a text message or email.

Instead, you need to open and register Signal on the new phone and select an iOS transfer. Then you use a QR code to connect the old and new iPhones and a transfer will begin. Be warned — that ...

WhatsApp's joke about 'we see you' caused widespread concern over user privacy. Signal's sharp response highlighted the ...

Signal and WhatsApp encrypt messages end-to-end, which means that they remain encrypted throughout their entire journey from sender to recipient. This applies to the content. But other information can ...