Popular Bitcoin wallets risk losing support for new hardware devices as critical security bridge stops accepting new devices
·2 min read
Compiled by KHAO Editorial
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Bitcoin HWI, a widely used interface for connecting wallet software to hardware signing devices, is moving toward retirement, while the Rust project its maintainer cited as a promising successor has not yet demonstrated a production handoff.
Key facts
BHWI’s parity documentation describes differential tests and final gates that run the unmodified HWI 3.2.0 device suite against BHWI for BitBox02, Coldcard, Ledger and Jade
Bitcoin is +0.56% over the past 24 hours and currently sits at rank # 1 by market cap
An April Specter user report involved a setup using HWI 2.4.0 that could not detect the Nova
CryptoSlate’s coverage of Bitcoin Core 22.0 described the arrival of external-signer support in 2021
Summary
01 Bitcoin HWI will stop accepting new devices and features after its remaining MuSig2 work. 02 Wallet teams face packaging and integration work even if BHWI preserves HWI-compatible output. 03 BHWI has parity tests for four device families but no named production wallet deployment. The maintainer of Bitcoin Core’s Hardware Wallet Interface, or HWI, said on Aug. 18 that the project had effectively been in maintenance mode for years and had largely been a solo effort.