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Backups and Phones · Guide 11 of 11 · 3 steps · 1 min read

Share a Vault with Someone You Trust

An encrypted copy and a one-time code, sent by different routes. The person who has both opens it as their own vault.

Before You Start

  • Someone with HypaVault on their phone
  • Two different ways to reach them, like email and in person
Siddharth Pereira, Co-Founder, ProductBy Siddharth Pereira

Share Vault hands someone you trust an encrypted copy of a whole vault, such as family records for a partner. The copy and its one-time code travel separately, so the files stay protected the whole way.

Make the Shared Copy

  1. 1Choose Share Vault.
  2. 2HypaVault makes an encrypted copy of the whole vault and a one-time share code: 25 letters and numbers, shown as five groups of five.
  3. 3Send the file and the code separately.

Send the File and the Code Apart

Neither the file nor the code opens the copy alone. Send them by different routes, for example the file by email and the code in person, so someone who intercepts one still has nothing they can open.

What the Other Person Does

  • They import the shared file into HypaVault and type in the share code.
  • They choose their own passcode and get their own new recovery phrase.

As it comes in, every file is re-encrypted with new keys. It becomes their vault, and the original file and code can no longer open their copy.

Sharing sends the vault as it is right now. Later changes aren't shared, so send a new copy if they need an update. Like a backup, the shared copy is encrypted on your phone and padded to a standard size, and it carries no device or name data.

Sharing a Single File Instead

To send just one file, use Share in the file manager. It decrypts a copy and hands it to your phone's share sheet, after a warning that the copy leaves the vault unprotected.

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Siddharth Pereira, Co-Founder, Product

About the Author

Siddharth Pereira · Co-Founder, Product

Siddharth Pereira co-founded the company behind HypaVault and runs its product roadmap. He has spent more than 18 years building digital products, with a focus on product strategy and product management. Here he writes about how phone privacy works in practice: encryption, backups and the settings that matter.

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Questions About This Guide

An encrypted copy and a one-time code, sent by different routes. The person who has both opens it as their own vault.

  1. No. Neither the file nor the code opens the copy alone. Whoever has both can open it as their own vault.

    Read the Help Article
  2. By a different route from the file, for example the file by email and the code in person.

    Read the Help Article
  3. No. They import the copy with their own passcode and get their own new recovery phrase.

    Read the Help Article
  4. No. A shared vault is a snapshot, not a link. Later changes aren't shared.

    Read the Help Article
  5. No. As the copy comes in, every file is re-encrypted with new keys, so the original file and code can no longer open it.

    Read the Help Article
  6. Share Vault sends an encrypted copy of a whole vault. Sharing a single file hands over a decrypted copy that leaves the vault unprotected.

    Read the Help Article
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