ProtonMail is an end-to-end encrypted email service. It uses client-side encryption to protect email contents and user data before they are sent to ProtonMail servers, in contrast to other common email providers such as Gmail, Outlook or Yahoo. The service can be accessed through a webmail client, the Tor network or dedicated iOS and Android apps. But how is it work? First of all you have to go to their website and sign up for an account. Then you are in. Their free service has some restrictions, though. You only get 500 MB of storage and can only send 150 messages per day. If you upgradeRead More →