Who uses or wants to use PSBTv2 (BIP370)

In the realm of Bitcoin development, advancements and implementations are continually evolving to enhance security, efficiency, and usability. A notable development in this area is Ledger's integration of PSBTv2 (Partially Signed Bitcoin Transactions version 2) into their ecosystem. This implementation facilitates communication between the Ledger Live software and the hardware wallet, a critical component for ensuring secure transactions within the cryptocurrency space. The Ledger team has incorporated PSBTv2 for some years now, underscoring their commitment to adopting forward-thinking technologies that bolster the overall user experience and safety.

The significance of PSBTv2 lies in its ability to streamline the transaction process, making it more transparent and manageable for users. By enabling transactions to be partially signed, it allows for a more flexible and secure method of managing Bitcoin transactions. The integration by Ledger, a leading provider of hardware wallets, highlights the importance of this technology in the current digital asset landscape. For those interested in exploring the technical specifics of Ledger’s PSBTv2 implementation, the code is accessible on GitHub at this link.

This advancement underscores Ledger's proactive approach in leveraging new technologies to provide enhanced security features to their users. It also reflects the ongoing dialogue and collaboration within the Bitcoin development community, as evidenced by the exchange on the Bitcoin Development Mailing List. Such exchanges are vital for the continuous improvement and innovation within the field, ensuring that developments like PSBTv2 are effectively integrated and utilized to their full potential.