VeraCrypt - VeraCrypt is a free open source disk encryption software for Windows, Mac OSX and Linux.
ProtonVPN - ProtonVPN is a security focused FREE VPN service, developed by CERN and MIT scientists. Use the web anonymously, unblock websites & encrypt your connection.
Knox - Knox offers easy disk image encryption and comes with a built-in backup service.
Shadowsocks - A fast tunnel proxy that helps you bypass firewalls
Cryptomator - When it comes to saving your files on a cloud server, it is important to ensure the security of those files. Keeping your delicate files out of the wrong hands can save you a lot of time and hassle. Read more about Cryptomator.
OpenVPN - OpenVPN - The Open Source VPN