How To Hide Your Data

• Google Docs: It was once the place where you went to edit files created with the Docs apps. Now Google lets you save any kind of file, too. You get 1GB free, nevertheless you can upgrade to 20GB for $5 per year—a better price than Amazon Cloud Drive yet not as nice as Windows SkyDrive—and scale all the way up to 16TB for a measly $4,096 per year. The extra storage you buy is as well shared with Gmail and Picasa for messages and pictures, respectively. Sharing is a regular component, and Docs is all about online editing, nevertheless you'd have to convert your files to its format while the file transfer to edit them later.

• Windows Live SkyDrive: Free file storage of 25GB is hard to beat. If they're Microsoft Office files, you can edit them online easily either by opening the files instantly in the online Office app equivalent or at office.live.com. Sharing files with others is a built-in feature.

Remember, most cloud storage is meant to be a backup of your local files. My suggestion, nevertheless, is to move files to the cloud. Leaving them on your hard drive means they're nevertheless visible. The three services mentioned above excel at back up, as so then as acting as a cloud-based hard drive, which will help keep your files on the down low.