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.
Exabeam - User Behavior Analytics
Dropbox - Online Sync and File Sharing
Qualys Cloud Platform - The revolutionary architecture that gives you a continuous, always-on assessment of your global security and compliance posture, with 2-second visibility across all your IT assets, wherever they reside.
Google Drive - Access and sync your files anywhere
Fortscale - By making sense of terabytes of current and historical data without any predefined rules or...
Mega - Secure File Storage and collaboration