Our blockchain researchers will make your protocol more secure and resistant to real-world cyberattacks.

Blockchain ProtocolAudit
protected clients
ecosystem partners
top-class engineers
years of expertise

Secure the entire architecture of your protocol with professional security audit and testing.

  • Avoid Costly Errors Image

    Prevent costly errors

    Critical vulnerabilities may put at risk that projects built on your protocol.

  • Optimize Your Code Image

    Optimize your protocol

    Get advice on how to make your protocol more functional.

  • Increase Audience Trust Image

    Increase audience trust

    Audit is the answer to the question “Is this Layer-1 project secure?

Web3 security depends on blockchain security audit

  • $5.9B

    total value hacked in DeFi

  • Critical Damage

    security breach here affects the entire network

  • $1.9B

    stolen from crypto projects in 2023

What projects need a blockchain protocol audit?

Modular Blockchains Image

Modular Blockchains

Modular blockchains have stand-alone purposes, so other blockchains can tap into them. They can be a settlement layer, consensus layer, or any other blockchain layer. They often have complex architecture due to their robust systems.

Defi Image

DeFi Bridges

Highly technical DeFi bridges often suffice as protocols. They always have millions of funds in their vaults. Prime target of hackers.

Monolithic Blockchains Image

Monolithic Blockchains

Monolithic blockchains stack up the consensus layer, settlement layer, execution layer, and application layer within a single blockchain.Their architecture is always more complex and susceptible to hacks.

When do you need a blockchain security audit?

  • Before entering the market

  • If any malicious activities are detected around your protocol

  • After implementing major updates

Benefits of blockchain protocol 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.

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

On average, it takes from 10 to 20 business days to complete the audit.

What will you get after an audit?

Certification Image


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

Promotion Image


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

What our blockchain audit report includes

What Report Includes Image
  • Project summary and scores for code, architecture, documentation and security.

  • Classification of vulnerabilities depending on their severity.

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

  • Full scope of the audited components of the protocol.

View report exampleView 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 is a blockchain protocol?
  • How can a blockchain protocol get hacked?
  • What is a blockchain protocol audit?
  • What is the importance of a security audit?
  • What is the long-term value of a security audit?
  • Why would you need it?

Other Web3 security services