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Trust the world's most advanced formal verification technology for smart contracts and blockchain ecosystems.

  • +
    Audits
  • $B+
    Secured
  • K+
    Lines of Code Audited

CertiK combines leading formal verification technology with best-in-class cybersecurity experts to deliver end-to-end security services.

  • Security Audits

    Combine manual testing, static analysis, and formal verification for the most robust smart contract security in the industry.

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  • Penetration Testing

    Leverage a world-class team of cybersecurity experts to prevent critical attack vectors and vulnerabilities.

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  • Platform Customization

    Integrate with CertiK’s formal verification proof engine to create a more scalable and secure ecosystem.

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Trusted by Market Leaders

CertiK mathematically validates the security of smart contracts — which is a critical pain point we are facing in the blockchain ecosystem — bypassing the limitations of manual detection.

Ella Zhang | CEO of Binance Labs

NEO is a high-speed autonomous public chain. With more developers building layers on top of it, this added security layer will expedite the prosperity of the ecosystem. I believe NEO and CertiK’s partnership is on track to changing the course of history.

Zhao Chen | NEO Global Development Manager

CertiK’s vision is to realize a transparent, fair, and secure blockchain ecosystem around the world, the same vision as Ontology’s. We look forward to work with CertiK and bring more real cases of smart contract formal verification, solve blockchain security pain points, and create an ecosystem with high security.

Li Jun | Founder of Ontology

CertiK is one of the most trusted blockchain security technology companies in the world and is on the cutting edge of research and innovation. Their involvement in the UP Alliance further demonstrates UPP’s commitment to smart contract code integrity, transparency, and value substantiation.

Dan Schatt | Chairman of the Universal Protocol Alliance and President of Cred

Contents Protocol is a blockchain-based big data analytics company for the entertainment industry. With CertiK, we were able to verify security and reliability of our smart contract. We look forward to creating a secure data ecosystem in the entertainment industry.

Alex Won | Co-CEO of Contents Protocol

  • CertiK mathematically validates the security of smart contracts — which is a critical pain point we are facing in the blockchain ecosystem — bypassing the limitations of manual detection.

    Ella Zhang | CEO of Binance Labs

  • NEO is a high-speed autonomous public chain. With more developers building layers on top of it, this added security layer will expedite the prosperity of the ecosystem. I believe NEO and CertiK’s partnership is on track to changing the course of history.

    Zhao Chen | NEO Global Development Manager

  • CertiK’s vision is to realize a transparent, fair, and secure blockchain ecosystem around the world, the same vision as Ontology’s. We look forward to work with CertiK and bring more real cases of smart contract formal verification, solve blockchain security pain points, and create an ecosystem with high security.

    Li Jun | Founder of Ontology

  • CertiK is one of the most trusted blockchain security technology companies in the world and is on the cutting edge of research and innovation. Their involvement in the UP Alliance further demonstrates UPP’s commitment to smart contract code integrity, transparency, and value substantiation.

    Dan Schatt | Chairman of the Universal Protocol Alliance and President of Cred

  • Contents Protocol is a blockchain-based big data analytics company for the entertainment industry. With CertiK, we were able to verify security and reliability of our smart contract. We look forward to creating a secure data ecosystem in the entertainment industry.

    Alex Won | Co-CEO of Contents Protocol