WebDrive - WebDrive File Access Client allows you to open and edit server-based files without the additional step of downloading the file.
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.
Air Explorer - Air Explorer is a software to manage all your multiple cloud drives (like Dropbox, Onedrive, Google Drive, Mega, Mediafire, Box, Hidrive, Yandex, Baidu,...) as well as WebDav and FTP connections.
Axcrypt - AxCrypt - Password Protect Files With Strong Encryption. AxCrypt is the leading open source file encryption software for Windows.
ifttt - IFTTT puts the internet to work for you. Create simple connections between the products you use every day.
Microsoft BitLocker - BitLocker is a full disk encryption feature included with Windows Vista and later.