“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.

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

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 ...

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 ...

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

The AWS outage affected Snapchat, Instagram, Canva and other services this week and Musk seems to have the ideal alternative.

Some strategies on how to best use Signal to keep your messaging secure. Some strategies on how to best use Signal to keep your messaging secure. is a senior science reporter covering energy and the ...