Introducing Funding

The Openfort Blog.

Crypto Custody Providers: Who Is Actually Licensed (2026)

A guide to crypto custody providers and digital asset custody: what regulators count as custody, which entities hold real licences, and when you need one.

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Wallet infrastructure

The stack behind a production wallet: signing, key storage, RPC, account management, and the build-versus-buy math. These posts compare architectures and the operational cost of running each one.

  1. Wallet infrastructure: the complete guide (2026)

    What wallet infrastructure covers, its four layers, custodial vs non-custodial models, build versus buy economics, and how to compare providers.

  2. Server Wallets: The Backend Wallet API for Automated Payouts

    Server wallets run batched payouts, treasury operations, and agent transactions from your backend. Keys stay in a TEE and a policy is checked before signing.

  3. Best Wallet-as-a-Service (WaaS) Providers in 2026

    The best Wallet-as-a-Service providers in 2026, compared on features, pricing, and use cases: Openfort, Privy, Turnkey, and Fireblocks.

  4. Polygon Wallet: A Developer's Guide to Embedding One

    How developers embed a Polygon wallet with account abstraction, gas sponsorship, and HTTP 402 payments — and how Openfort compares to Crossmint.

  5. MPC vs TEE vs smart accounts: choosing a key architecture

    MPC splits the key, a TEE isolates it, and a smart account constrains what it can do. A decision guide for picking between the three architectures.

  6. Best Account Abstraction Providers in 2026

    Compare the top account abstraction (ERC-4337) providers in 2026. Features, pricing, and scope from Openfort to Alchemy.

  7. Treasury Wallets: How Businesses Manage Digital Assets

    A guide to treasury wallets: what they are, how they work, and how enterprises use them to secure and move digital assets across chains.

  8. Wallet policy engines: how to scope what a wallet can do

    A wallet policy engine decides what a wallet can do before it signs: spending caps, contract allowlists, session keys, and what auditors ask for.

  9. Crypto Wallet Integration: A Developer's Guide

    Crypto wallet integration for product teams and engineers: what integrating a wallet involves, the custody models behind it, and the paths that work in 2026.

  10. White Label Wallet: Launch a Branded Crypto Wallet

    What a white label wallet is, when to use one instead of building from scratch, the custody and security choices, and a checklist to ship a branded wallet.