Their security is very good nowadays. I suggest reading their security whitepaper and their blog posts on various security topics: https://www.dropbox.com/stat

Their security is very good nowadays. I suggest reading their security whitepaper and their blog posts on various security topics: https://www.dropbox.com/static/business/resources/Security_Whitepaper.pdf https://www.dropbox.com/static/business/resources/Security_W... https://blogs.dropbox.com/tech/tag/security-2/ https://blogs.dropbox.com/tech/tag/security-2/ Disclaimer: I used to work there on the Security Engineering team.