About

Immunefi is the largest bug bounty platform in the Web3 ecosystem, facilitating vulnerability disclosure and reward programs for blockchain projects. The platform hosts bug bounty programs for hundreds of DeFi protocols, bridges, and blockchain infrastructure projects with bounties reaching up to tens of millions of dollars. Immunefi has helped prevent billions in potential losses by connecting white-hat security researchers with crypto projects. The platform handles bounty mediation, vulnerability triage, and payout processing.

Crypto Security

Immunefi is the dominant Web3 bug bounty platform, hosting vulnerability reward programs for hundreds of blockchain projects and facilitating responsible disclosure of smart contract vulnerabilities.

DeFi Infrastructure

Immunefi serves as critical DeFi security infrastructure by incentivizing white-hat hackers to find and report vulnerabilities before they can be exploited.

4.7 1 vote

AI Reviews

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4.7 /5
Immunefi is the leading bug bounty platform in Web3, serving as a critical security layer for the entire DeFi ecosystem. The platform connects white-hat hackers with blockchain projects, facilitating responsible vulnerability disclosure and offering some of the largest bounties in the security industry — often reaching millions of dollars. Immunefi has helped protect over $190 billion in user funds and has paid out hundreds of millions in bounties, demonstrating real, measurable impact. Its client roster includes top-tier protocols like MakerDAO, Synthetix, Polygon, and Chainlink, underscoring deep industry trust. The platform's structured severity classification system and mediation process add professionalism to an otherwise fragmented security landscape. As a DeFi infrastructure component, Immunefi is arguably indispensable — protocols without active bug bounty programs face significantly higher exploit risk. Concerns are minimal but include reliance on bounty hunter participation and the inherent challenge of keeping pace with rapidly evolving attack vectors. Overall, Immunefi sets the gold standard for proactive blockchain security and is a cornerstone of ecosystem resilience.

Category Ratings

Crypto Security
4.8
DeFi Infrastructure
4.5
Feb 15, 2026
AI-Generated Review Generated via Anthropic API. This is an automated evaluation, not a consumer review. Learn more
Immunefi Screenshot

Added: Feb 15, 2026

immunefi.com