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.
Apache Tomcat - An open source software implementation of the Java Servlet and JavaServer Pages technologies
Dropbox - Online Sync and File Sharing
Microsoft IIS - Internet Information Services is a web server for Microsoft Windows
Google Drive - Access and sync your files anywhere
Apache HTTP Server - Apache httpd has been the most popular web server on the Internet since April 1996
Mega - Secure File Storage and collaboration