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    • Advisory

      AI Advisory

      Strategic guidance for secure AI adoption

      Blockchain Architecture Assessment

      Reviewing blockchain designs for security and resilience

      Compliance Readiness

      Aligning controls to evolving regulatory mandates

      Custody and Key Management Assessment

      Securing digital asset custody and key systems

      Risk Assessment

      Clarity on your cybersecurity risk posture

      Technical Due Diligence

      Validating security before third-party commitments

      Technical Training

      Building blockchain and security skills enterprise-wide

    • Assurance

      AI Red Teaming

      Adversarial testing against real-world AI threats

      AI Security Assessment

      Identifying vulnerabilities in AI models and pipelines

      Blockchain Layer 1 Assessment

      Protocol-level security review of L1 networks

      Code Security Audit

      Uncovering vulnerabilities in your source code

      Web Application Penetration Testing

      Exposing exploitable flaws in web applications

      Cloud Infrastructure Penetration Testing

      Finding weaknesses across cloud environments

      Red Team Exercise

      Full-scope adversarial simulation of your defenses

      Smart Contract Assessment

      Code security testing for blockchain-powered applications and systems.

    • Who We Are

      The best security engineers in the world

      Careers

      Work with the elite

      Who Trusts Us

      The trusted security advisor for blockchain and financial services industries

      Brand

      Access official logos, fonts, and guidelines

      Service Commitments

      Committed to Protecting Your Data

    • Audits

      In-depth evaluations of smart contracts and blockchain infrastructures

      BVSS

      Blockchain Vulnerability Scoring System

      Disclosures

      All the latest vulnerabilities discovered by Halborn

      Case Studies

      How Halborn’s solutions have empowered clients to overcome security issues

      Reports

      Comprehensive reports and data

  • Blog

  • Contact

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ADVISORY SERVICES

AI AdvisoryRisk AssessmentBlockchain Architecture AssessmentCompliance ReadinessCustody and Key Management AssessmentTechnical Due DiligenceTechnical Training

ASSURANCE SERVICES

AI Security AssessmentAI Red TeamingSmart Contract AssessmentBlockchain Layer 1 AssessmentCode Security AuditWeb Application Penetration TestingCloud Infrastructure Penetration TestingRed Team Exercise

COMPANY

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RESOURCES

AuditsDisclosuresReportsBVSSCase Studies
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© Halborn 2026. All rights reserved.

AI Advisory

Strategic guidance for secure AI adoption

Blockchain Architecture Assessment

Reviewing blockchain designs for security and resilience

Compliance Readiness

Aligning controls to evolving regulatory mandates

Custody and Key Management Assessment

Securing digital asset custody and key systems

Risk Assessment

Clarity on your cybersecurity risk posture

Technical Due Diligence

Validating security before third-party commitments

Technical Training

Building blockchain and security skills enterprise-wide

AI Red Teaming

Adversarial testing against real-world AI threats

AI Security Assessment

Identifying vulnerabilities in AI models and pipelines

Blockchain Layer 1 Assessment

Protocol-level security review of L1 networks

Code Security Audit

Uncovering vulnerabilities in your source code

Web Application Penetration Testing

Exposing exploitable flaws in web applications

Cloud Infrastructure Penetration Testing

Finding weaknesses across cloud environments

Red Team Exercise

Full-scope adversarial simulation of your defenses

Smart Contract Assessment

Code security testing for blockchain-powered applications and systems.

Who We Are

The best security engineers in the world

Careers

Work with the elite

Who Trusts Us

The trusted security advisor for blockchain and financial services industries

Brand

Access official logos, fonts, and guidelines

Service Commitments

Committed to Protecting Your Data

Audits

In-depth evaluations of smart contracts and blockchain infrastructures

BVSS

Blockchain Vulnerability Scoring System

Disclosures

All the latest vulnerabilities discovered by Halborn

Case Studies

How Halborn’s solutions have empowered clients to overcome security issues

Reports

Comprehensive reports and data

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CAREERS

Great Place To Work Certified - May 2026 to May 2027, USA
WORK WITH THE ELITE

The best in blockchain technology deserve the best in security. We bring together the world's best ethical hackers to ensure just that.

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Work Hard
Play Hard

VIDEO

02.10.2023

Halborn's Kaizen Retreat Lisbon 2023

VIDEO

03.18.2024

Halborn's Ikigai Retreat Phuket 2024

VIDEO

31.05.2022

Halborn's Ikigai Retreat Mallorca 2022
Current OpportunitiesWant to secure the blockchain ecosystem with us? Explore our open positions and apply today.

Halborn Values

kaizen-value

Kaizen

We are constantly improving as a way of being every day.

culture-value

Culture

We are a high performing team that strives to uplift each other in a connected global environment.

pioneering-spirit-value

Pioneering Spirit

We're passionate, innovative and proactive.

elite-value

Elite

We are the best at what we do with superior abilities and skills.

union-value

Proof-of-Work

We are a meritocracy that recognizes and rewards top performance.

Why work with Halborn

diversity

Diversity

We are a 100% remote team currently based out of New York, Miami, Spain, Peru, Poland, Hungary, India, France, and many more global locations.

diverse-experience

Diverse Experience

We pride ourselves on the diversity of our team. We come from many backgrounds and walks of life, adding to the richness of our experience. We are musicians, pilots, climbers, artists and much more.

work-life-balance

Work Life Balance

We appreciate that doing good work requires good downtime. We encourage a culture of a healthy work/life balance offering unlimited PTO.

growing-team

Growing Team

Our team is growing quickly, in just two years we've hired over 100 best-in-class engineers, what will you accomplish when you join us?

Role
Full TimeAccount Executive