Your 2024 Crypto Build-vs-Buy Playbook Is Obsolete
A wallet decision that looked sensible in 2024 can be an expensive mistake in 2026. Ethereum accounts can now delegate execution logic, while custody vendors offer increasingly complete signing and policy services. I would buy the signing and key-custody layer for most teams, then build the transaction policy and recovery process in-house. The exception is a company whose wallet infrastructure is itself the product.
Ethereum’s account changes weakened the case for building a signer first
Before Ethereum’s Pectra upgrade, a common argument for an in-house wallet stack was that externally owned…
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