12 Things You Need to Know About the Signal Messenger App

Signal messages stored on your device are encrypted with SQLCipher.

All voice calls, video calls, messages, and group messages are end-to-end-encrypted using the Signal protocol. This means that a hacker or government that intercepts your Signal communications can not decipher your messages or calls.

Yes, Signal is open source. The Signal Messenger GitHub repository is available at https://github.com/signalapp

Yes, signal messenger is secure. Signal messages stored on your device are encrypted and signal communications are end-to-end encrypted. You can also verify your contacts to ensure that you are sending messages to the correct person. You can also set up a pin to protect access to the app so even if someone is using your smartphone, they can't access your signal app without the pin.

No, the Signal messenger app is not publicly traded. The Signal messenger is not on the stock market because it is a 501c3 nonprofit.

Moxie Marlinspike and Brian Acton founded the Signal Technology Foundation “to develop open-source privacy technology that protects free expression and enables secure global communication”. Moxie is the former head of the security team at Twitter and Brian Acton is a former Yahoo employee and WhatsApp co-founder.

The signal app can be downloaded to your smartphone from: https://signal.org/install/

Yes, Signal has a desktop version. You can download it from their website.

Signal collects donations to run, develop, maintain, and host the Signal app.

No, the Signal messenger app is not publicly traded. The Signal messenger is not on the stock market because it is a 501c3 nonprofit.

Moxie Marlinspike and Brian Acton founded the Signal Technology Foundation “to develop open-source privacy technology that protects free expression and enables secure global communication”. Moxie is the former head of the security team at Twitter and Brian Acton is a former Yahoo employee and WhatsApp co-founder.

It depends. If you value privacy then Signal is better than WhatsApp but if you want more features WhatsApp is better. Signal is however constantly improving by adding more features. More people use WhatsApp than Signal so you will likely be able to communicate with more of your contacts using WhatsApp.