Cubist

San Diego, California, USA · ≈21 employees · cubist.dev

Cubist is a security-focused infrastructure company based in San Diego, California, founded in 2022. The company specializes in hardware-backed key management and embedded wallets for Web3, providing essential services for high-performance and security-critical applications in the blockchain and digital asset space. With a team that has extensive expertise in securing production systems, Cubist aims to automate digital asset operations with a strong emphasis on security and compliance. The flagship product, CubeSigner, offers a comprehensive key management infrastructure that manages the entire digital asset lifecycle. Key features include hardware-backed security, SOC2 compliance, a programmable policy engine, and transaction-level compliance enforcement. Cubist has secured over $11 billion in customer assets and is trusted by notable organizations such as Core, AvaCloud, and DogeOS. The company focuses on validator security, protocol security, treasury management, and compliance-critical operations, positioning itself as a vital partner for Web3 engineers.