Pentesting Providers
HackerOne logo

HackerOne

World's largest ethical hacker platform with over one million researchers, offering bug bounties and structured penetration testing to the US DoD and Fortune 500.

Featured in: Best Cloud Pen Testing Providers

Founded
2012
Team Size
201-500
Geography
Global
Markets
Global, North America, Europe, APAC
Last verified: Apr 2026

Key facts

  • Founded in 2012.
  • Headquartered in San Francisco, California, United States.
  • Team of 201-500 security professionals.
  • Holds SOC 2, ISO 27001, and FedRAMP 3PAO accreditation.
  • Delivers 6 penetration testing services.
  • Typical response time: 24-48 hours.
  • Operates globally, with delivery across North America, Europe, and APAC.
  • Specialises in Bug Bounty Programs, Vulnerability Disclosure Programs, and Hack the Pentagon.
  • Compliance expertise across SOC 2, PCI DSS, HIPAA, FedRAMP, and ISO 27001.
See similar providersWrite a Review

About

HackerOne is the world's largest ethical hacker-powered security platform, headquartered in San Francisco, California, providing bug bounty, vulnerability disclosure, and penetration testing services to organizations worldwide. Founded in 2012 by security leaders including Merijn Terheggen and former hackers, HackerOne has built a community of over one million registered security researchers and has facilitated the discovery of over 300,000 valid vulnerabilities. Their platform has paid out over $300 million in bounties, making it the most financially impactful crowdsourced security initiative in history.

Services

Web Application Penetration TestingAPI Penetration TestingMobile App Penetration TestingNetwork Penetration TestingCloud Penetration TestingVulnerability Assessment

Accreditations

SOC 2ISO 27001FedRAMP 3PAO

Compliance Expertise

SOC 2PCI DSSHIPAAFedRAMPISO 27001GDPRNIST CSF

Best For

EnterpriseMid-MarketGovernment
Industries
TechnologyGovernmentDefenseFinancial ServicesHealthcareRetail & E-commerceMedia & Entertainment

Methodologies

OWASPPTES

Team Activity

CNBC Disruptor 50
Forbes Cloud 100
Fast Company Most Innovative Companies
Speaker: Black Hat
Speaker: DEF CON
Speaker: RSA Conference

No reviews yet. Share your experience →

Is this your company?

Claim HackerOne to verify the listing, update your services and pricing, respond to leads, and add the Verified badge to your profile. Free for companies, we just need to confirm your business email.

Claim This Profile