Release v9.1.0 - Bitcoin-only

Please see the release notes of the BitBox02 Multi edition release.

Verify this release:

Please see the instructions here on how to reproduce this binary.

Alternatively, verify the signatures from the community to verify this build. See the instructions here on how to do so.

We welcome your signature confirming this build.

Verify the hash shown by the BitBox02:

The hash of the firmware as verified/shown by the BitBox02 at startup is:

f3e7babb3a24a83aec28be8eb347d2823d9638155953d3c27f9ebf46d76766ab

Release v9.0.0 - Multi

The BitBoxApp v4.20.0 contains this firmware and provides step-by-step instructions for upgrading. To get the latest desktop app, click here.

Release notes:

• Allow single-sig transactions with mixed inputs from different script types (p2wpkh-p2sh and p2wpkh), as long as they have the same bip44 account index.

Verify this release:

Please see the instructions here on how to reproduce this binary.

Alternatively, verify the signatures from the community to verify this build. See the instructions here on how to do so.

We welcome your signature confirming this build.

Verify the hash shown by the BitBox02:

The hash of the firmware as verified/shown by the BitBox02 at startup is:

aae5fd961e552cb40ee9ef0f0060b96fb8a4f13f89168560c156010337f34b6a

Release v9.0.0 - Bitcoin-only

Please see the release notes of the BitBox02 Multi edition release.

Verify this release:

Please see the instructions here on how to reproduce this binary.

Alternatively, verify the signatures from the community to verify this build. See the instructions here on how to do so.

We welcome your signature confirming this build.

Verify the hash shown by the BitBox02:

The hash of the firmware as verified/shown by the BitBox02 at startup is:

4f646656f04cce9936cc4429ba58b91b454923918b360eeeff6b9534c98646f1

Release v8.0.0 - Multi

The BitBoxApp v4.19.0 contains this firmware and provides step-by-step instructions for upgrading. To get the latest desktop app, click here.

Release notes:

• Bigger fonts for better readability
• Security improvement: validate transaction input amounts
• First significant use of Rust. Async unlock, noise encryption channel and pairing dialog.
• UI improvements
• Warning on multiple change outputs (unusual transaction warning)

Multi edition:

• More known U2F websites
• Up to 320 bytes of raw ETH contract data shown without truncation

Verify this release:

Please see the instructions here on how to reproduce this binary.

Alternatively, verify the signatures from the community to verify this build. See the instructions here on how to do so.

We welcome your signature confirming this build.

Release v8.0.0 - Bitcoin-only

Please see the release notes of the BitBox02 Multi edition release.

Verify this release:

Please see the instructions here on how to reproduce this binary.

Alternatively, verify the signatures from the community to verify this build. See the instructions here on how to do so.

We welcome your signature confirming this build.

Release v7.0.0 - Multi

The BitBoxApp v4.18.0 contains this firmware and provides step-by-step instructions for upgrading. To get the latest desktop app, click here.

Release notes:

• More robust pairing (fix "Could not pair with app" error)

Multi edition:

• Ability to sign general Ethereum smart contracts and unknown ERC20 tokens (marked with "Unknown data" / "Unknown token").
• U2F improvements

Verify this release:

Please see the instructions here on how to reproduce this binary.

Alternatively, verify the signatures from the community to verify this build. See the instructions here on how to do so.

We welcome your signature confirming this build.

Release v7.0.0 - Bitcoin-only

Please see the release notes of the BitBox02 Multi edition release.

Verify this release:

Please see the instructions here on how to reproduce this binary.

Alternatively, verify the signatures from the community to verify this build. See the instructions here on how to do so.

We welcome your signature confirming this build.

Release v6.1.0 - Multi

The BitBoxApp v4.17.2 contains this firmware and provides step-by-step instructions for upgrading. To get the latest desktop app, click here.

Release notes:

• Add an API call to retrieve the Electrum wallet encryption key at m/4541509'/1112098098'.

Multi edition:

• Bugfix: correctly handle Ethereum transactions with a large data field.

Verify this release:

Please see the instructions here on how to reproduce this binary.

Alternatively, verify the signatures from the community to verify this build. See the instructions here on how to do so.

We welcome your signature confirming this build.

Release v6.1.0 - Bitcoin-only

Please see the release notes of the BitBox02 Multi edition release.

Verify this release:

Please see the instructions here on how to reproduce this binary.

Alternatively, verify the signatures from the community to verify this build. See the instructions here on how to do so.

We welcome your signature confirming this build.

Release v6.0.0 - Multi

The BitBoxApp v4.17.0 contains this firmware and provides step-by-step instructions for upgrading. To get the latest desktop app, click here.

Release notes:

• Multisig (P2WSH / bech32 only in this release) with multisig account registrations on the device
• Display of RBF and locktime, if set (not a security feature)
• Improved UX (more consistent button placement)

Multi edition:

• Added ~500 ERC-20 tokens
• Ability to sign Ethereum messages
• Ability to sign arbitrary smart contracts (arbitrary data fields; displayed as hex or ascii)

Verify this release:

Please see the instructions here on how to reproduce this binary.

Alternatively, verify the signatures from the community to verify this build. See the instructions here on how to do so.

We welcome your signature confirming this build.