Google Multi-Party Compute splits private cryptographic key fragments across separate environments, allowing financial institutions to distribute key shares across on-premises hardware, Google Cloud, and competing cloud providers.

From the articleGoogle to launch secure multi-party computing service for crypto wallets - SiliconANGLEAlso in Google pitches banks crypto custody that splits keys, eyes 2027 launch - Cryptopolitan, Google Pitches Banks on Splitting Crypto Keys Across Clouds With New Custody Service - Unchained, Google Builds Crypto Custody Security Platform for Banks, Google Previews Key-Splitting Crypto Custody Tool For Banks, Google to preview a new crypto security system as private-key hacks mount, Google previews crypto custody security system for banks ahead of 2027 launch