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.
Vimeo - Vimeo is a social media app that lets you share and capture videos. You can watch new videos in a variety of different categories, and you can share your own content right from your device. Read more about Vimeo.
Dropbox - Online Sync and File Sharing
Wistia - Host, manage, and track your videos with the best video marketing tools in the (known) universe.
Google Drive - Access and sync your files anywhere
Vidyard - Vidyard is a video marketing platform enabling customers to derive information on viewer-behavior for marketing automation systems and CRM.
Mega - Secure File Storage and collaboration