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Wallet security and self-custody

Wallet security and self-custody

A practical guide to account access, transaction review and the responsibilities that come with self-custody.

Published by plan₿ Editorial Team · · Updated

Security is a shared responsibility. plan₿ is designed to give you direct control over compatible assets, but no wallet can remove the need to protect your email, your device and every transaction you approve.

Account access starts with your device

plan₿ uses Privy’s embedded-wallet infrastructure for account access. On supported devices, you can use the protections you have configured on that device, such as Face ID, Touch ID or a device passcode.

  • Use an email account only you control and protect it with strong authentication.
  • Keep your phone and operating system up to date.
  • Follow the account-recovery flow carefully when moving to a new device.

Review every transaction before approving it

Before you confirm a transfer or conversion, review the asset, amount, destination, network and fees shown in the app. Blockchain transactions can be irreversible, so a familiar recipient name is not a substitute for checking the address and the final quote.

What self-custody means in practice

Self-custody gives you more direct control, and it also means that protecting access is essential. For compatible EVM assets, plan₿ uses smart-account infrastructure; its in-app Bitcoin experience uses Spark. Available networks, routes and features can vary by product state and region.

Self-custody is not a guarantee against loss, scams or market risk. Never share account credentials, approve a transaction you do not understand or rely on a recovery method you have not verified.

A short security checklist

  • Turn on the strongest screen lock available on your device.
  • Check the recipient, amount and network every time you move funds.
  • Be sceptical of urgent messages, investment offers and requests to install remote-access software.
  • Contact plan₿ through the official channels if anything about a transaction or message looks wrong.

Good security is not a badge or a promise. It is a set of habits, clear information at the point of approval and careful product design working together.