When you think of it, it doesn't sound that sketchy: all they need is the authorization to move files around on their storage provider servers so they can be re

When you think of it, it doesn't sound that sketchy: all they need is the authorization to move files around on their storage provider servers so they can be retained for the chosen period of time and sent to the recipients. The importatn part from the ToS here is to enable us to transfer and store your file; it doesn't say it will use them for any other purpose, such as marketing, customer targeting, or anything else. Now of course these are only words and the only way to be sure is to encrypt your files.