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
TradingView - The best charting tool for crypto and stocks
Google Drive - Access and sync your files anywhere
eToro - The social investment network that connects traders from around the globe and enables them to share...
Mega - Secure File Storage and collaboration
Robinhood - Free stock trading service.