The information in this article applies to all Dropbox customers.
At Dropbox, safety is our number one priority. To keep your files safe, Dropbox is designed with multiple layers of protection, distributed across a scalable, secure infrastructure. These layers of protection include:
Not using Dropbox yet? See how Dropbox cloud security keeps you safe.
Dropbox users can access their files and folders at any time through the desktop, web, and mobile clients, or through applications connected to Dropbox. All of these clients connect to secure servers to provide access to files, allow file sharing with others, and update linked devices when files are added, changed, or deleted. The Dropbox service operates various services that are responsible for handling and processing both metadata and raw block storage.
Here's a diagram of how the service works:
Note: This section is for security researchers only. If you're a Dropbox user and you feel your account has been compromised or hacked, please contact Dropbox Support.
Our responsible disclosure policy promotes the discovery and reporting of security vulnerabilities. If you're a security researcher and you think you've found a vulnerability with Dropbox, do the following:
Note: Don't use the Bugcrowd service if you're a Dropbox user and you think your account may have been compromised or hacked. Instead, please contact the Dropbox Support team.
Dropbox won't sue you or ask law enforcement to investigate if you comply with these instructions. Dropbox spotlights researchers who contribute to the security of Dropbox by recognizing them on Bugcrowd.
Dropbox doesn't offer client-side encryption. Dropbox also doesn't support the creation of your own private keys. However, Dropbox offers end-to-end encryption and users are free to add their own encryption. There are many third party applications that provide encryption at both the file and container level. Visit our community forums for more information.
The security of your data is our highest priority and all files stored on Dropbox servers are encrypted. Learn more about Dropbox security.
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