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Immunefi said it will help migrate Code4rena's bug bounty programs, reward structures and security researchers onto its own platform after Code4rena was wound down. The move absorbs one of the two largest crowdsourced audit venues in crypto into the other.
Why it matters
Code4rena was built around a tournament-style audit model and raised $6M from Paradigm in 2023 before being acquired by Zellic the following year. Immunefi runs a more traditional bug-bounty marketplace with the largest disclosed payouts in the space. Putting the two under one roof concentrates the supply side of crypto's crowdsourced security talent — researchers who previously split time between the two venues now have a single primary destination, and protocols that ran parallel programs on both can consolidate spend.
Market impact
The consolidation reshapes the competitive landscape for pre-deployment review. Immunefi gains Code4rena's protocol relationships and tournament-format tooling, while the broader effect is reduced optionality for protocols shopping for audit vendors. Watch for protocol-level announcements as bounty programs migrate, and for any pricing changes on Immunefi's side once the absorbed researcher base is fully onboarded.
Frequently asked questions
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What is happening between Immunefi and Code4rena?
Immunefi said it will migrate Code4rena's bug bounty programs, reward structures and security researchers onto its own platform after Code4rena was shut down.
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Why is Code4rena shutting down?
The seed does not specify the reason. Code4rena was acquired by Zellic in 2024 after raising $6M from Paradigm in 2023, and Immunefi is now absorbing its programs.
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What does Code4rena do?
Code4rena ran a tournament-style crowdsourced audit platform where security researchers competed on time-boxed reviews of protocol codebases, alongside its bug bounty marketplace.
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How does this affect crypto protocols running audits?
Protocols that ran parallel programs on both venues can consolidate spend, but the supply side of crowdsourced security talent is now concentrated on a single dominant platform — reducing optionality for vendors.
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What is Immunefi?
Immunefi is a bug bounty and security services platform for crypto, hosting the largest disclosed payouts in the space and serving as the primary marketplace connecting protocols with security researchers.
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