• Get a Quote

From Smart Contract Audits to Regulatory Readiness

Hacken is a security and assurance partner for financial institutions and the infrastructure they rely on: exchanges, ecosystems, custodians, banks, asset managers and tokenization platforms.
Founded in 2017, Hacken has 60+ engineers and more than 1,500 clients across industries, including the European Commission, ADGM, Ethereum Foundation, MetaMask, and Bybit.
Hacken provides smart contract audits, penetration testing, Proof of Reserves, and readiness services for MiCA, DORA, CCSS, VARA, NIS2, ISO 27001, 42001, SOC 2, and the EU AI Act. Its security and compliance assurance for financial institutions also covers GENIUS, FCA, and MAS requirements. 
Hacken has completed over 2,159 public security assessments and discovered over 16,563 vulnerabilities. 
Hacken is ISO 27001:2022 certified. Its NPS is 83, based on an internal, self-reported survey.

  • Min project size
    $10,000+
  • Hourly rate
    Undisclosed
  • Employees
    50 - 249
  • Locations
    Lisboa, Portugal
  • Year founded
    Founded 2017

1 Locations

  • Lisboa , Portugal

Service Lines
Compliance Consulting
10%
Select Focus Area
Corporate Training & Coaching Focus
Industries
Financial services
50%
eCommerce
15%
Information technology
10%
Medical
10%
Consumer products & services
5%
Supply Chain, Logistics, and Transport
5%
Telecommunications
5%
Clients
Small Business (<$10M)
60%
Midmarket ($10M - $1B)
30%
Enterprise (>$1B)
10%
Certified in:
Blockchain Cybersecurity Smart Contract Auditing

Pricing Snapshot

Min. project size $10,000+
Avg. hourly rate Undisclosed
Rating for cost 4.8 /5

What Clients Have Said

Hacken offers competitive pricing, with project costs ranging from $10,000 to $50,000 based on client needs. Clients appreciate their value for cost and the quality of deliverables, often highlighting the thoroughness and professionalism of their services.

This summary is based on verified Clutch reviews.

Most Common Project Size

$10,000 - $49,999 based on 25 reviews
< $10,000 $10,000 - $49,999 $50,000 - $199,999 > $200,000

Select a service to see pricing information

Hacken Review Insights

Overall Review Rating

4.9
  • Quality 4.9
  • Schedule 4.9
  • Cost 4.8
  • Willing to Refer 4.9

Top Mentions

Review Highlights

  • Strong Expertise in Blockchain Security

    Hacken is highly praised for their deep technical expertise in blockchain security, smart contract audits, and cybersecurity assessments. They provide detailed, actionable guidance that helps clients address vulnerabilities effectively.

  • High Ratings and Reputation

    Hacken’s high ratings and strong reputation in the industry often influence clients to choose them over competitors, reflecting their standing as a trusted security partner.

  • Family-like Client Relations

    Hacken creates a welcoming and supportive environment for clients, fostering a sense of partnership and collaboration that goes beyond typical client-vendor relationships.

  • Effective Project Management

    Clients commend Hacken for their structured and organized project management. They deliver on time, maintain clear communication, and are responsive to client needs, facilitating smooth project execution.

  • Minor Suggestions for Improvement

    While overall client feedback is positive, some minor suggestions include providing more proactive updates on minor progress milestones and earlier notification of findings to improve internal communication.

  • Comprehensive and Detailed Reporting

    Hacken provides thorough and detailed reports that clearly outline findings and recommendations. Their reports help clients understand vulnerabilities and implement necessary security measures.

Hacken Reviews

Submit a Review
All Filters

0 selected

Sort by
Services
Project Cost
Industry
Location

Smart Contract Auditing for Blockchain Company

  • Blockchain Cybersecurity
  • Smart Contract Auditing
  • Confidential
  • October 2026
5.0
Quality
5.0
Schedule
5.0
Cost
4.5
Willing to Refer
5.0

"Hacken’s technical depth stood out, particularly their understanding of tokenization and regulated-asset standards."

Nov 2, 2026
Business Development, Metlabs Blockchain
Anonymous
Verified
  • Financial services
  • Spain
  • 11-50 Employees
  • Online Review
  • Verified

Hacken conducted a smart contract security audit for a blockchain company's customer. The team was responsible for auditing the full contract suite developed by the client.

Cybersecurity for Crypto Trading Platform

  • Cybersecurity
  • Application Security Identity & Access Management Cybersecurity Consulting Vulnerability Management
  • $10,000 to $49,999
  • Oct. 2025 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They stand out for their attention to detail, reliability, and genuine commitment to improving security."

Feb 25, 2026
Head of Development, Krypto Broker Invest
Stanislav Kolobkov
Verified
  • Financial services
  • United Arab Emirates
  • 11-50 Employees
  • Online Review
  • Verified

Hacken provides cybersecurity services for a crypto trading platform. The team assesses the platform's architecture, reviews application-level security, identifies vulnerabilities, and offers consulting.

Smart Contract Security Assessment for Web3 & Blockchain Co

  • Blockchain Cybersecurity
  • Smart Contract Auditing
  • $10,000 to $49,999
  • Aug. - Oct. 2025
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Their ability to combine deep smart-contract security expertise with practical, developer-friendly guidance stood out."

Feb 23, 2026
CEO, Boosty Labs
Vitalii Yatskiv
Verified
  • Information technology
  • New York City, New York
  • 51-200 Employees
  • Online Review
  • Verified

Hacken conducted a security assessment of a Web3 and blockchain company's Solidity-based protocol. The team was responsible for performing a smart contract audit and providing remediation recommendations.

Cybersecurity for Blockchain Platform

  • Blockchain Cybersecurity
  • Confidential
  • May - Nov. 2025
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"What truly set Hacken apart was their innovation and willingness to push beyond conventional audit methodologies."

Dec 17, 2025
BDM, QAN
Anonymous
Verified
  • Other industries
  • Qatar
  • 11-50 Employees
  • Online Review
  • Verified

Hacken conducted a comprehensive security audit of a blockchain platform's protocols. The team identified and fixed potential issues, executed test cases, and assessed the platform's security properties.

Smart Contract Auditing for Blockchain Network Company

  • Application Testing Blockchain Cybersecurity
  • Smart Contract Auditing
  • Confidential
  • Mar. - June 2025
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0
"We appreciated the flexibility of the Hacken team, who adjusted their timeline to our team's availability."
Jun 10, 2025
Head of Research, Zilliqa
Zoltan Fazekas
Verified
  • Other industries
  • Singapore
  • 11-50 Employees
  • Online Review
  • Verified

Hacken audited the smart contracts of the delegated staking contracts designed and built for Zilliqa 2.0. The team also ran a 30-day bug bounty program.

Security Audit for Tokenization Services Company

  • Blockchain Compliance Consulting Cybersecurity
  • Decentralized Finance Smart Contract Auditing Tokenization
  • Confidential
  • Oct. 2024 - Feb. 2025
5.0
Quality
4.5
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Their ability to seamlessly integrate cutting-edge technology with practical business solutions set them apart."

Mar 4, 2025
CEO's Office, Valuit
Pranav Goyal
Verified
  • Financial services
  • New York City, New York
  • 1-10 Employees
  • Online Review
  • Verified

Hacken conducted a smart contract audit for a tokenization services company. The goal was to identify vulnerabilities and offer recommendations for resolution to enhance security and reliability.

Application Testing for Financial Services Company

  • Application Testing
  • $200,000 to $999,999
  • Sep. - Oct. 2024
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"The Hacken team is always very responsive and has really been a pleasure to work with."

Dec 26, 2024
COO, Financial Services Company
Anonymous
Verified
  • Financial services
  • Dubai, United Arab Emirates
  • 1-10 Employees
  • Online Review
  • Verified

Hacken audited the codebase of a financial services company's blockchain-based platform. The team reviewed the client's product, provided reports, and fixed bugs.

Security Audit for Blockchain Company

  • Cybersecurity
  • SecureAuth Cloud Security Cybersecurity Consulting
  • $10,000 to $49,999
  • November 2023
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Everything was perfect."

Jun 7, 2024
Founder & President, Marsha+ Foundation
Maximiliano Gugliara
Verified
  • Other industries
  • Tallinn, Estonia
  • 1-10 Employees
  • Online Review
  • Verified

Hacken conducted a smart contract security audit for a blockchain company.

Cybersecurity for Blockchain Solutions Company

  • Cybersecurity
  • $50,000 to $199,999
  • Jan. 2021 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
4.5
Willing to Refer
5.0

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

Mar 28, 2022
DevOps Engineer Security Oriented, PAID Network
Ruben Guevara
Verified
  • Other industries
  • Thailand
  • 51-200 Employees
  • Online Review
  • Verified

A blockchain solutions company hired Hacken for cybersecurity services. The team has audited the client's Blockchain smart contracts and performed security assessments.

Showing 1-10 of 34 Reviews

Verified means Clutch independently confirmed Hacken is a legally registered business,
has had its financial risk status checked (Creditsafe: High Risk), and is backed by 28 verified client reviews averaging 4.9 stars.

Learn More
Verified Client Reviews
28
Overall Review Rating
4.9
Source
Clutch
Last Updated
November 2, 2026

Business Entity

Business Entity Name Hacken OÜ
Source Estonia e-Business Register
Jurisdiction of Formation Estonia
Date of Formation October 13, 2017
Status Active
Last Updated December 20, 2024
ID 14351915

Credit Report Results

International Credit Risk Assessment High Risk
Source Creditsafe
Last Updated December 20, 2024

*Clutch performed additional verification on this company and confirmed that there are no negative legal filings or large outstanding debts. This company has also received 3 or more verified reviews on our platform.

Learn More About The Clutch Verification Process

Locations (1)

Av. Duque de Loulé 12 Lisboa, Portugal 1050-085

16 - 20

Contact Hacken

If you’re not seeing exactly what you need here, send this company a custom message. You can talk about your project needs, price, and timeline to get started on your project.

Connect with Hacken on Social

Get connected to see updates from Hacken like new case studies, latest reviews, their latest masterpieces in their portfolio, delivered straight to you.

Additional Connections

(4)