Specter DIY is a do-it-yourself airgapped signing device that uses QR codes for communication with the host.
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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.
