Is the Dropbox Document Management system reliable?

Dropbox is so confident in its security that it offers a $1 million guarantee if any of your files are ever compromised. The reason is that Dropbox uses strong encryption to protect your files. It allows easy file sharing with others and tracks who has accessed each file. And if you want to access it offline, Dropbox will automatically sync the most recent file version to your device. So, yes, Dropbox is a secure way to manage business documents.