Encipher.it - Encrypting email with Encipher.it is a simple way to protect your sensitive data.
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.
Lockbin - Lockbin is a web application for sending private email messages and files.
Axcrypt - AxCrypt - Password Protect Files With Strong Encryption. AxCrypt is the leading open source file encryption software for Windows.
secserv.me - Create client-side encrypted message. Chat anonymously client-side encrypted.
Microsoft BitLocker - BitLocker is a full disk encryption feature included with Windows Vista and later.