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From Smart Contract Audits to Regulatory Readiness

Hacken is an end-to-end blockchain security and compliance partner for digital assets.

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

1 Locations

  • Lisboa , Portugal

No have been added yet...

    Pricing Snapshot

    Min. project size $10,000+
    Avg. hourly rate Undisclosed
    Rating for cost 4.7 /5

    What Clients Have Said

    Hacken is praised for providing good value for cost and competitive pricing, with project costs noted around $13,000 for a security audit. Clients appreciated their responsiveness, project management, and expertise, indicating a strong return on investment.

    This summary is based on verified Clutch reviews.

    Most Common Project Size

    $10,000 - $49,999 based on 24 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 4.7
    • Willing to Refer 4.9

    Top Mentions

    Review Highlights

    • Exceptional Communication and Responsiveness

      Clients highlight Hacken's excellent communication skills and responsiveness. The team is praised for providing clear, structured, and timely updates, making themselves readily available to address client needs and queries throughout the projects.

    • High Ratings and Positive Referrals

      Many clients chose Hacken based on high ratings and positive referrals, indicating a strong reputation in the cybersecurity industry. This reputation is reinforced by consistent client satisfaction and successful project outcomes.

    • Comprehensive Documentation and Reporting

      The thoroughness of Hacken's documentation and reporting is frequently praised. Clients value the detailed audit reports, which include clear findings, actionable recommendations, and comprehensive remediation guidelines.

    • Room for Improvement in Early Notification

      While overall feedback is positive, some clients noted a desire for earlier notification of findings during audits. Hacken has acknowledged this and implemented changes to address the feedback, improving future project communications.

    • Strong Expertise in Blockchain Security

      Clients consistently praise Hacken for their deep technical knowledge and expertise in blockchain security, particularly in smart contract audits and security assessments. This expertise has been instrumental in identifying and resolving vulnerabilities effectively.

    • Innovative Solutions and Methodologies

      Hacken is commended for their innovative approach, including the development of custom tools and methodologies tailored to specific client needs. This innovation sets them apart, especially in complex and novel technology environments.

    Hacken Reviews

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    Blockchain Dev for Blockchain Foundation

    • Blockchain
    • $50,000 to $199,999
    • Jan. 2025 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Their team is extremely helpful, responsive, and excellent to work with."

    May 14, 2025
    Product Delivery, Mina Foundation
    David Sedgwick
    Verified
    • Other industries
    • Switzerland
    • 11-50 Employees
    • Online Review
    • Verified

    Hacken provides blockchain development services for a blockchain foundation. Their work focuses on conducting a security audit of the client's TypeScript-based library.

    Bridge Security Audit for Blockchain Development Company

    • Blockchain Cybersecurity
    • $10,000 to $49,999
    • Jan. - Feb. 2025
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    4.5

    "The bridge audit report concluded with all security flaws, which helped ensure a successful project launch."

    Feb 12, 2025
    Senior Project Manager, Blockchain Development Company
    Anonymous
    Verified
    • Information technology
    • India
    • 1,001-5,000 Employees
    • Online Review
    • Verified

    Hacken provided a bridge security audit for a blockchain development company.

    Smart Contract Audit Services for Web3 AI Co

    • Application Testing Blockchain Cybersecurity
    • Confidential
    • Nov. - Dec. 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "We had a great experience working with Hacken."

    Feb 10, 2025
    Head Of Engineering, SMART VALOR
    Dmitrijs Rozvadovskis
    Verified
    • Financial services
    • Switzerland
    • 11-50 Employees
    • Online Review
    • Verified

    Hacken worked on a smart contract audit for a Web3 AI company. The team was responsible for identifying vulnerabilities and providing feedback on how to strengthen the contract.

    Auditing Services for Blockchain Data Company

    • Blockchain Computer Engineering Cybersecurity
    • $50,000 to $199,999
    • Nov. 2024 - Ongoing
    4.5
    Quality
    4.5
    Schedule
    4.5
    Cost
    5.0
    Willing to Refer
    5.0

    "Their depth of understanding and quality of reviews are outstanding."

    Nov 25, 2024
    Head of Protocol Engineering, Covalent
    Pranay Valson
    • Other industries
    • Vancouver, British Columbia
    • 11-50 Employees
    • Online Review

    Hacken provides smart contract auditing services for a blockchain data company. The team audits the client's smart contract code for their new protocol and checks for conflicts with the specifications.

    Blockchain & Smart Contract Auditing for Blockchain Company

    • Blockchain
    • $10,000 to $49,999
    • November 2024
    5.0
    Quality
    4.5
    Schedule
    5.0
    Cost
    4.5
    Willing to Refer
    5.0

    "Their communication process and issues tracking were very easy and straightforward."

    Nov 22, 2024
    Founder, Predexyo
    Matteo Spinosa
    • Other industries
    • England
    • 1-10 Employees
    • Online Review

    Hacken provided smart contract and blockchain auditing services for a blockchain company. The team was responsible for offering Solidity Code revision services.

    Smart Contracts Services for Finance Market Solutions Firm

    • Blockchain Cybersecurity
    • $50,000 to $199,999
    • Aug. - Sep. 2024
    4.5
    Quality
    4.5
    Schedule
    5.0
    Cost
    4.0
    Willing to Refer
    4.5

    "Everything requested was done on time."

    Oct 8, 2024
    CISO, 21X AG
    Thomas Zraunig
    Verified
    • Financial services
    • Germany
    • 11-50 Employees
    • Online Review
    • Verified

    A finance market solutions firm hired Hacken to audit and manage their smart contracts before going live. The team reviewed and tested three smart contracts with 3,700 lines of code for Polygon.

    Smart Contracts Audit for Internet Services Company

    • Blockchain Cybersecurity Other IT Consulting and SI
    • $10,000 to $49,999
    • September 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    4.5
    Willing to Refer
    5.0

    "Hacken was at the top of their game."

    Oct 3, 2024
    Strategic Advisor, Aerobloc
    Anonymous
    Verified
    • Information technology
    • Dubai, United Arab Emirates
    • 1-10 Employees
    • Online Review
    • Verified

    Hacken audited the smart contracts of an internet services company. The team reviewed the client's smart contracts to find any vulnerabilities in the code of their staking and treasury contracts. 

    Smart Contract Auditing for Blockchain Company

    • Cybersecurity
    • $10,000 to $49,999
    • September 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They were very responsive and everything was exactly on time."

    Oct 1, 2024
    CTO, Obligate AG
    Daniel Killenberger
    Verified
    • Other industries
    • Switzerland
    • 11-50 Employees
    • Online Review
    • Verified

    Hacken provided cybersecurity services for a blockchain company. The team was responsible for auditing the client's smart contracts to find possible security vulnerabilities.

    Cybersecurity for Metaverse Solutions Company

    • Cybersecurity
    • Confidential
    • Sep. - Oct. 2023
    5.0
    Quality
    5.0
    Schedule
    4.5
    Cost
    5.0
    Willing to Refer
    5.0
    "We are pleased with the partnership as a whole."
    Nov 15, 2023
    CEO, Vzone Solutions
    Muneeb Ahmad
    Verified
    • Other industries
    • United Arab Emirates
    • 51-200 Employees
    • Online Review
    • Verified

    A Metaverse solutions company hired Hacken to conduct a security assessment for their platform. The team audited the platform's infrastructure and identified business risks for the client.

    Smart Contract Security Audit for Crypto Exchange Firm

    • Cybersecurity
    • $10,000 to $49,999
    • Oct. - Jan. 2020
    5.0
    Quality
    4.5
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    4.5

    "Their brilliant communication skills and their ability to get work done according to deadlines were impressive."

    Feb 12, 2021
    Blockchain Developer, Crypto Exchange Firm
    Anonymous
    Verified
    • Financial services
    • International Falls, Minnesota
    • 51-200 Employees
    • Online Review
    • Verified

    A crypto exchange firm hired Hacken to provide smart contract security auditing services. The goal was to discover the client's vulnerabilities in smart contract logic and receive security recommendations.

    Showing 21-30 of 31 Reviews

    Clutch verification provides an additional layer of data to help you make the right purchasing decision of business services.

    Learn More
    Verified Client Reviews
    25
    Overall Review Rating
    4.9
    Source
    Clutch
    Last Updated
    February 23, 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 LisboaPortugal 1050-085

    16 - 20

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