Because your phone number is the only way for the app to identify you, you need to link your account (from your phone) to Signal Desktop. Installing Signal Desktop on a Windows device or on macOS is done with no more than a few clicks. Furthermore, you can only contact and chat with people in your Contacts who themselves have Signal installed. Please note that the phone number is used to link up your contacts and that the whole service works using the Internet. Next, follow the on-screen instructions to complete the registration process which involves you having to enter your phone number (used to, receiving a unique access code that you'll have to enter within the app, and that's about it.

Signal features bespoke, secure, and cross-platform clients for the most popular phone platforms such as iOS and Android, as well as Windows, macOS, and Linux.įirst, you'll have to install Signal on either your iOS or Android device. Everything is founded by the Signal Technology Foundation (Signal Foundation), a fully independent non-profit organization, and, might we add, with no links to major tech companies. The platform was founded in 2013 by Matthew Rosenfeld, founder of Open Whisper Systems. Signal is a secure and open-source messaging with a strong inclination towards privacy protection enforced by one of, if not the best encryption algorithms out there called Signal Protocol. Nowadays, there are a couple of good options when it comes to highly secure messaging apps, but probably none more popular than Signal.

The thing is, all those advantages come at a great cost usually in the form of our privacy and personal data. Be that as it may, they're still not widely used, since we all know what advantages other, more mainstream platforms bring to the table. Privacy-focused and secure messaging applications are not a novelty.

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