Alphabet has just formalized the private demonstration of “Google Multi-Party Compute” (MPC), a crypto transaction custody and signing service tailor-made for banks. This is to face the emergence of cyber threats powered by AI. A strategic announcement, while Google’s parent company is already using this technology to secure its own reserves on Ethereum and Solana.

In brief
- Google is deploying a multi-party computing (MPC) solution to allow banks to store their cryptos safe from AI-powered cyberattacks.
- The American group already relies on this infrastructure to secure its own holdings on Ethereum and Solana.
- This offensive by Google on the crypto custody of banks comes as $500 million in BTC is transferred to Coinbase by three whales.
Google MPC, the crypto custody solution for banks facing AI
With the rise of artificial intelligence (AI) tools capable of automating hacking and detecting security breaches at high speed, the protection of private keys has become the absolute challenge for banks. Especially at the moment when several crypto security giants are being hacked. So to meet the requirements of regulators and traditional finance, Google is introducing Multi-Party Computation (MPC).
This Google technology divides the transaction validation capacity between several highly secure servers. Even if an attacker attempts to exploit a vulnerability via generative AI, they cannot capture a single private key, thereby eliminating any single point of failure (Single Point of Failure). With private testing conducted with major institutions with a view to a general launch by 2027, Big Tech intends to become the technological standard for crypto custody.
| Indicator / Axis | Technical Specification | Impact for the Crypto Market |
| Technology | Multi-Party Computation (MPC) | Reinforced security of private keys against AI attacks |
| Target audience | Banks & Financial Institutions | Massive entry of traditional finance onto Web3 |
| Key Blockchains | Ethereum (ETH) & Solana (SOL) | Direct validation on the two leaders in smart contracts |
| Internal use | Deployed by Alphabet | Proof of operational maturity in real conditions |
Google keeps crypto: a system already operational on Ethereum and Solana
Beyond the announcement effect for the banking sector, the strong point of Google’s crypto custody project lies in its concrete integration. The documents reveal that Alphabet is already using this MPC architecture to protect its own token reserves on Ethereum and Solana.
By targeting these two major ecosystems, Google provides first-rate technological support for altcoins. The American giant is therefore positioning itself as a direct competitor to players specializing in the custody of institutional assets such as Fireblocks, BitGo or Coinbase Custody.
500 million dollars in bitcoin transferred, the market under high pressure
The arrival of Google in crypto banking custody comes in a context of high volatility on the over-the-counter markets (OTC). Alongside this announcement, blockchain analysis tools have spotted colossal movements: three whales have deposited a total of $500 million in Bitcoin (BTC) directly on Coinbase Prime.
These massive transfers to crypto exchanges underline the current mobility of capital, as option closings and end-of-month arbitrages approach. The alignment between Google’s secure storage solutions and these liquidity movements shows one thing: institutional finance is more than ever in the process of organizing its infrastructures.
By launching its crypto custody solution for banks in the face of AI (artificial intelligence) challenges, Google is taking a decisive step in institutional adoption. By already securing its own assets on Ethereum and Solana, could this turnkey infrastructure encourage the world’s largest financial institutions to take the plunge into digital assets?
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