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  2. Security and privacy
  1. Sharing files and folders
  2. Payments and billing
  3. Security and privacy
  4. Dropbox Business
  5. Syncing and uploads
  6. Sign-in help
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Security and privacy

    Top 5 security questions

    1. I received an email about an inactive Dropbox account—what do I need to do?
    2. Change or reset a Dropbox password
    3. Lost phones, or other issues with two-step verification
    4. Banned links or file requests
    5. Creating an account—why Dropbox might say an email address is already in use

    Inactive or deleted accounts

    1. I received an email about an inactive Dropbox account—what do I need to do?
    2. What happens when I delete my Dropbox account?

    Recover and restore files

    1. Files are missing, have reappeared, or been corrupted—why doesn't Dropbox look right?
    2. Recover deleted files
    3. Contacting Dropbox support about missing or corrupted files
    4. Recover previous versions of files
    5. Version history: an overview
    6. Does Dropbox keep backups of my files?
    7. What happens when I delete a file?
    8. What is extended version history?

    Dropbox Business

    1. Dropbox Business and HIPAA / HITECH—an overview.
    2. Business Associate Agreement for Dropbox Business account

    Account security

    1. Why do I have to sign in using a link in my email?

    Security tips

    1. How do I choose a secure password for Dropbox?
    2. How can I protect my Dropbox account?

    Frequently asked questions

    1. Is Dropbox safe to use?
    2. Can I share a Dropbox account with someone else?
    3. Open source software at Dropbox
    4. Can I specify my own private key for my Dropbox?
    5. Can I access the Dropbox account of someone who has passed away?

    Security threats and banned links

    1. I think my account was compromised. What do I do?
    2. Banned links or file requests
    4. An unknown person shared a file with me. What should I do?
    5. I got a notification that my password or email changed, but I didn't initiate this. How can I protect my account?
    6. I got an email change notification, but I didn't change the email on my Dropbox account. What do I do?
    7. I'm a security researcher and have found a vulnerability with Dropbox. How do I report it?

    Viruses and malware

    1. How does Dropbox handle viruses or malware?
    2. My files were corrupted or renamed by ransomware. What can I do?
    3. How can I stay protected from phishing and malware?

    Deleting files

    1. How long does Dropbox keep my deleted files and information?
    2. Why do I get an error when permanently deleting files?

    Two-step verification

    1. Enable two-step verification
    2. Lost phones, or other issues with two-step verification
    3. I'm not prompted to enter my two-step verification code when I sign in—why not?
    4. How do I change my phone number for two-step verification?
    5. I got an SMS code for two-step verification, but I wasn't trying to sign in. What do I do?

    Manage account security

    2. What information can a third-party app access when I link it to my account?

    Mobile and device security

    1. An unknown device is linked to my account. What can I do to protect my account?

    Policy and compliance

    1. The Dropbox copyright policy
    2. Where does Dropbox store my data?
    3. Why does Dropbox require Mac Keychain access?
    4. What domains does Dropbox use in an official capacity?
    5. Which standards and regulations does Dropbox Business comply with?
    6. Data transfers between Europe and the United States
    7. Who can see my files?
    8. When does Dropbox turn over information for a legal request?
    9. How can I access my personal information?