There are many online storage services, for example Dropbox. While these services claim to be secure, they should not be relied upon for security or reliability. SDFS aims to address this issue by providing a filesystem-like interface while encrypting and storing data redundantly in many online storage accounts. In the first alpha early release(0.0.0) we are planning to support dropbox only but if you want support for other services, or if you are a developer who wants to develop support...