Mitigate weaknesses in your smart contract and improve its functionality with a double line-to-line code analysis and a separate review by a lead auditor.

Smart Contract Audit
protected clients
ecosystem partners
top-class engineers
years of expertise

Most popular audits

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  • ethereum
  • binance smart chain
  • Avalanche
  • Polygon
  • +7
  • NEAR
  • L1 Protocol
  • tron
  • ethereum
  • Centralized Exchange (CEX)
  • Exchange-based Tokens
  • +2
  • MultiversX
  • Layer 1 (L1)
DeXe NetworklogoDeXe Network
  • ethereum
  • binance smart chain
  • Business Platform
  • BNB Chain
  • +1
Explore all audits

Mitigate risks and build trust with smart contract auditing.

  • Avoid Costly Errors Image

    Avoid costly errors

    Due to vulnerabilities in smart contracts, your project may lose money, reputation, and time. Users look at security when making an investment decision. Smart contract auditing services remove these vulnerabilities.

  • Optimize Your Code Image

    Optimize your code

    Get advice from the best smart contract audit firm to optimize your code. Apart from security flaws, our specialists detect bugs affecting product logic.

  • Increase Audience Trust Image

    Increase audience trust

    Smart contract code audit is your answer to the question “Is this project a secure choice? The incident rate among the projects audited by Hacken is <1%

Smart contract audit is essential

  • $1.9B

    stolen from crypto projects in 2023

  • $275M

    lost due to flash loan attacks in 2023

What projects need a smart contract audit?

3d cubes image
  • rocket

    Decentralized Exchanges

  • home

    DeFi Platforms

  • buildings icon

    NFT Marketplaces

  • buildings icon

    Crypto Wallets

  • buildings icon

    Gaming & Virtual Worlds

  • ... and every app or service component using smart contracts!

When does a project need a smart contract audit?

  • When preparing for product release

  • warning icon

    Upon noticing any malicious activities

  • After introducing major updates

  • Before important listing

We audit smart contracts on these and other blockchains:

  • Ethereum
  • BSC logo icon
  • Polygon logo icon
  • Optimism logo icon
  • Avalanche logo icon
  • Avalanche logo icon
  • ZkSync logo icon
  • FantomIcon logo icon
  • Linea logo icon
  • Move

    Benefits of smart contract auditing by Hacken

    Time Efficient Process Image

    Time-Efficient Process

    Audit duration is agreed upon with the customer during the negotiation phase. We start the audit immediately after a client provides us with all required documentation.

    Transparent Pricing Image

    Transparent Pricing

    The price of the audit is determined at the stage of negotiations. It is based only on the audit complexity and scope. There are no hidden fees and penalties.

    Expertise Image


    Hacken is the European vendor that started auditing projects in 2017 and since then we have developed our own audit quality standards and methodology.

    Community Trust Image

    Community trust

    Hacken audits are integrated into CoinGecko, CoinMarketCap, and Thus, it serves as an indicator of your reliability for users.

    Human Face Image

    Human face

    We are real individuals. You can find our team members on LinkedIn/Twitter as well as meet us during industry events.

    Quality Image


    Hacken has a <1% incident rate among the audited projects and 0% of scam ventures.

    How does it work?

    How Audit Works Image

    You submit the required documentation and get the estimation of the audit scope, timeline, and price.

    3 - 10 days

    • 1

      Get a quote

    • 2

      Audit report

    • 3

      Remediation check

    • 4

      Certification and promotion

    The total Smart Contract Audit time takes from 5 to 15 business days.

    What will you get after an audit?


    After the audit, you will be able to integrate the badge “Audited by Hacken” into your website.

    Certification Image

    Hacken audit will be attached to your project’s page on:

    Coingecko LogoCoinMarketCap LogoCertified Logo


    If your project meets Hacken’s partnership requirements, we will offer you an extended service package including marketing activities.

    Promotion Image

    Reach over 100k crypto holders and security enthusiasts on:

    What does smart contract audit report include?

    What Report Includes Image
    • Classification of vulnerabilities depending on their severity

    • Step-by-step recommendations on how to fix all issues

    • Smart contract scoring according to 4 parameters: documentation quality, code quality, architecture quality, and security.

    Audits examplesView our methodology

    Clients say

    • CoinGecko logo

      "CoinGecko is excited about working with Hacken for our bug bounty program. We are well aware of the dangers that vulnerabilities may present to our users and this is one way where we take proactive steps together with Hacken to ensure and improve the safety, security, and integrity of our platform."

      Booby Ong

      Co-founder, CoinGecko
    • Binance logo

      "Hacken’s work to analyze our recent Proof of Reserves update is a great example of the power of community feedback."


    • Near logo

      "We highly recommend Hacken to anyone in need of Web3 security services and a reliable partner for their blockchain initiatives. Their team’s professionalism and expertise in the security space have helped us to secure an ecosystem for our users."

      Isha Tyagi

      Technical Program Manager
    • Aurora logo

      "Hacken has provided mature security audits with a proactive approach, prompt communication and valuable security recommendations. We appreciate our partnership and would recommend collaboration with Hacken to anyone keen to strengthen their code’s resilience."


    • logo

      "Internal stakeholders are impressed with the work Hacken has completed so far. An organized team, they’ve managed the project well, never letting the six-hour time difference get in the way of productivity. Customers can expect an experienced and professional partner."

      Tony Wei

    • Vechain logo

      "Hacken founders inherited quality, professionalism, and integrity from Deloitte, their ex-employer."

      Sunny Lu

      CEO, Vechain
    • EBSI logo

      "Hacken’s meticulous approach to the audit process ensured that our smart contracts were reviewed comprehensively. Their professionalism and dedication were evident throughout the audit."


    • Wemade logo

      "Hacken has provided highly professional audits with outstanding quality. We are delighted to work with such a well-known and trusted security vendor."

      Jason, Seong Ho Lee

      DeFi Product Owner, Wemade
    • IoTex logo

      "As our security partner, Hacken’s team of experts is a pleasure to work with. Their persistence in making recommendations and solving problems is impressive."

      Qevan Guo

      Co-founder, IoTeX
    • Status logo

      "Entrusting Hacken with a bug bounty program was the right call for us. They took care of all the routine processes and helped us make our products more secure."


    • PAID Network logo

      "They've extended their background and clarification on the subject to ensure the project's success."

      Ruben Guevara

      DevOps Engineer Security Oriented, PAID Network


    • What are smart contracts?
    • Why do web3 projects rely on smart contracts?
    • What are smart contract security risks?
    • What is a smart contract audit?
    • Why smart contract audit is important?
    • Can I conduct a smart contract audit myself?
    • How much does a smart contract audit cost?
    • What benefits does a company get upon passing a contract audit?
    • Will I get recommendations on how to address detected issues after an audit?
    • What is the duration of a smart contract audit?
    • Do security engineers pay attention only to security vulnerabilities?
    • Why should I trust Hacken?

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