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Change Log

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog and this project adheres to Semantic Versioning.

[2.4.10] - 2026-02-19

Modified

Derivation Path Hardening:
- HAVE_APPLICATION_FLAG_DERIVE_MASTER is removed for all coins except Bitcoin Legacy and Bitcoin Test Legacy
- BIP-32 derivation paths are enforced using wildcard syntax (m/*/<COIN_TYPE>), with a few exceptions for Bitcoin forks
Ticker moved on the right.

[2.4.9] - 2025-09-08

Modified

Apex P porting
Nano S support removal

[2.4.8] - 2025-08-08

Fixed

Adaptation to IO revamp changes.

[2.1.0] - 2022-09-15

Modified

Rename the "bitcoin" target to "bitcoin_legacy".

[1.6.6] - 2022-05-11

Technical release for the deployment of the legacy app.

1.6.2 - 2021-06-24

Fixed

Fixed Qtum derivation for Native Segwit accounts
Revert Firo's COINID to zcoin

1.6.1 - 2021-05-31

Modified

Zcoin becomes Firo

1.6.0 - 2021-04-30

Added

Better python tests
Add wallet ID feature on Nano X

1.5.6 - 2021-03-25

Added

Compatibility with Nano S 2.0.0 firmware
Message signing displays the whole message hash instead of truncating it

1.5.5 - 2021-01-06

Added

Support for Native Segwit on VertCoin

1.5.4 - 2021-01-06

Fixed

Remove a change that was breaking swap feature when used with older apps #180

Added

Tests and GitHub Actions CI

1.5.3 - 2020-12-11

Fixed

Fix pin validation check on Nano X

1.5.2 - 2020-12-10

Added

Changelog file

Removed

unused prepare_full_output and btchip_bagl_confirm_full_output functions removed

Changed

More errors, less THROWs
Cleanup args parsing when called as a library

Fixed

Most compilation warnings fixed
Ensure os_lib_end is called when errors are encountered in library mode
Fix pin validation check