Citadel Dispatch CD175: FROSTSNAP - FROST MULTISIG
8 snips
Aug 30, 2025 
Lloyd, co-founder of Frostsnap, shares his expertise in Bitcoin multisig wallets utilizing FROST technology for enhanced security and user experience. He discusses the innovative design of Frostsnap, focusing on its user-friendly features and fault-tolerant capabilities. The conversation dives into the challenges of existing multisig solutions, highlighting the importance of intuitive security options and privacy in digital asset management. Lloyd also reveals details about their new wallet device and emphasizes the future of self-custody in cryptocurrency.
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Mobile-First USB-C Design
- Frostsnap chooses USB-C daisy-chaining to avoid batteries and keep devices small and mobile-first.
- This lets a single phone power, coordinate, and recover multisig wallets without extra hardware.
Simplify Multisig To Boost Adoption
- Make multisig accessible to avoid people keeping life savings in single-device setups or custodial services.
- Simplify setup and remove descriptor headaches so non-experts can adopt multisig safely.
Home-Invasion Failures With Single-Device Wallets
- Lloyd recounts home-invasion wrench attacks where attackers easily got victims' single-wallet funds.
- Those incidents motivated designing multisig that keeps funds distributed and harder to seize quickly.