Understanding the Regulated Crypto Custody Landscape
Institutional adoption of digital assets has made regulated custody a critical infrastructure layer. As of 2026, roughly 120 licensed custodians operate globally, up from fewer than 30 in 2020. The market is shaped by three forces: traditional finance entering custody (Fidelity, BNY Mellon, Citi), crypto-native firms obtaining bank charters (Anchorage, BitGo, Crypto.com), and technology providers adding regulated custody entities (Fireblocks Trust Company).
Regulatory Frameworks by Jurisdiction
| Jurisdiction | Regulator | Key License |
|---|---|---|
| United States | OCC / NYDFS | National Trust Bank Charter / BitLicense |
| European Union | National CAs under MiCA | CASP Registration |
| United Kingdom | FCA | Cryptoasset Registration |
| Singapore | MAS | Major Payment Institution License |
| Switzerland | FINMA | Banking / Securities Dealer License |
Custody Models
- Cold Storage (Air-Gapped)
- Keys stored entirely offline with multi-site geographic distribution. Used by Fidelity Digital Assets and Coinbase Custody for maximum security at the cost of withdrawal latency.
- Multi-Signature (Multisig)
- Requires M-of-N key holders to authorize transactions. BitGo pioneered this model, offering transparent on-chain verification of signing policies.
- Multi-Party Computation (MPC)
- Distributes key shares across multiple parties without ever reconstructing the full private key. Fireblocks and Komainu use this for near-instant settlement while maintaining institutional-grade security.
What Institutions Should Evaluate
Beyond the license itself, sophisticated allocators assess segregation of assets (omnibus vs. segregated wallets), insurance coverage limits and exclusions, SOC 2 Type II audit completion, bankruptcy remoteness (whether client assets are shielded from the custodian's creditors), and proof-of-reserves attestation frequency.
Market Developments in 2025-2026
The repeal of SAB 121 in early 2025 unlocked traditional banks to custody crypto without punitive capital charges. U.S. Bank relaunched its institutional Bitcoin custody program through NYDIG as sub-custodian. Citi announced plans to launch crypto custody services in 2026. In the EU, MiCA's full enforcement created a single-passport regime, letting custodians like BitGo and Crypto.com serve all 27 member states from one license.