OneLock offers the ultimate data security. Time to take your privacy back!

OneLock is a cloud-based security software built with advanced zero-knowledge (also called end-to-end) encryption to give you the ultimate security you need to protect and share your data. OneLock is so secure that even we can't access your data, and there is no middle man whatsoever. With other products/services, either the service provider or a 3rd party holds the keys to your data. With OneLock you own your data keys, which makes it far more secure than other services. We also use open-source encryption library that you can be sure there are no hidden backdoors. Further, OneLock allows you to send messages and files securely to anyone, even if they don't have a OneLock account. OneLock also doubles up as a secure password manager, secure digital wallet, secure contact manager and secure identity manager. OneLock offers a clean and beautiful user interface and is easy to use with no installation required.

Secure Email using your current email address. Send secure messages and files securely to anyone, even if they don't have a OneLock account.

Secure File Storage and Sharing. Upload your private and confidential files to our secure cloud using zero-knowledge encryption and share them with anyone.

Secure Password Manager. Keep life simple by storing all your usernames and passwords in one place and sync to all your devices.

Industries we have helped to protect their data confidentiality and integrity






Encrypts messages, files, passwords and your personal information on your local device before it is securely transmitted to our cloud servers. We use advanced zero-knowledge encryption to give you the ultimate data security. OneLock requires no installation and you can start sending secure messages and files to anyone in seconds. OneLock is secure alternative to email and FTP that protects your data confidentiality and integrity.

  • Secure file storage and sharing using end-to-end encryption.
  • Send and receive secure messages and files using end-to-end encryption.
  • Ephemeral messages and files that get automatically deleted after expiration.
  • File name encryption to better protect your confidentiality.
  • Recall feature to delete messages/files accidentally sent to the wrong recipient(s).
  • Data encryption at rest and in transit to keep you compliant.
  • Secure password manager.
  • Secure identity manager.
  • Secure digital wallet.
  • Search encrypted files and folders.
  • Uses AES 256 bit advanced encryption.
  • Supports two factor authentication for extra security.
  • Supports Pattern Login for ultimate security.
  • No software installation required.

Secure your data and files with OneLock Zero-Knowledge encryption!



OneLock has helped us securely send and receive confidential documents to our clients. Thank you for such a great service!

Zack Levine

Wolk & Levine - Business & Intellectual Law

Easier to use than PGP with no installation required. Highly recommend for any tax or accounting firm. Great for sending client files.

Vagram S.

MASH Accounting - Tax Consulting Services

This is exactly the solution we were looking for. OneLock encryption makes it easy to send and receive confidential files to/from our clients.

Arin V.

Quantage - Expat Tax Consulting