For hosting common files it's ok. Also it is on Android too do, great to transfer files between your Windows and your phone. But if you want better security you have to subscribe a monthly offer.
Dropbox - Online Sync and File Sharing
Learn JavaScript - Learn JavaScript with guided tests and flashcards
Google Drive - Access and sync your files anywhere
JavaScript.com - A free resource for learning and developing in JavaScript
Mega - Secure File Storage and collaboration
The Ultimate SaaS Quiz - Challenge your friends and improve your SaaS knowledge