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W5 Technologies

Ship contracts that hold up under the attacks that have drained other protocols.

The invariant tests we write stay in your repository, so the protections keep running long after the review.

What you gain

Who it is for

  • Web3 teams before mainnet launch or a major upgrade
  • Protocols that want a second set of eyes after a first audit

What we cover

  • Line-by-line manual review
  • Foundry fuzzing and invariant tests written for your protocol
  • Economic and access-control attack analysis

Questions clients ask

Which chains do you review?

EVM chains with Solidity contracts.

Often paired with

Tell us what you are building or worried about.

A 20-minute call is enough to know whether we can help and what it would involve. No pitch deck.