This week’s newsletter warns users of Bitcoin Knots about a release signing key compromise, announces the release of two software forks of Bitcoin Core, and summarizes continued discussion about replace-by-fee policies. Also included are our regular sections with the announcements of new software releases and release candidates, plus descriptions of notable changes to popular Bitcoin infrastructure software.
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A build error present in COLDCARD firmware for more than five years made seeds generated on affected devices predictable, enabling attackers with no access to the hardware to reconstruct private keys offline and sweep the matching addresses.
Ashigaru Whirlpool is a ZeroLink coinjoin implementation designed to sever all deterministic links between inputs and outputs, ensuring enhanced bitcoin transaction privacy.
The Lightning Network Daemon (LND) is a complete implementation of a Lightning Network node developed by Lightning Labs.
