Human-Led
AI-Accelerated
Modern Pentesting

NetSPI combines 350+ elite human penetration testers with purpose-built AI to deliver modern, continuous cybersecurity testing.

Attack Surface Visibility
Vulnerability Prioritization
Attack Simulation

Context Driven Insights – Expedited Remediation

360° Visibility
Attack Surface Management

With NetSPI, you gain an always-on understanding of your attack surface, both internal and external. NetSPI automatically scans your external perimeter and internal assets with integrations across identities, applications, and devices.

Securing the Most Trusted Brands on Earth

%

Largest
Cloud Providers

%

Top U.S.

Banks

%

World’s Largest
Healthcare Companies

%

MAMAA
Tech Giants

Why NetSPI?

As the pioneer of Penetration Testing as a Service (PTaaS), NetSPI has led security innovation since its inception in 2001. With more than 20 years of history, 350+ experts, and 50+ pentesting services, NetSPI delivers pentesting that evolves and improves with every engagement. Our combination of expert-led testing, real-world insight, and purpose-built AI enables faster testing without sacrificing accuracy and delivers the security assurance organizations need.

Customer Stories

  • Microsoft
  • Nuspire
  • Gong
  • GAFG
  • Hudl
  • Trimble

NetSPI has demonstrated the ability to listen and adapt as needed to emerging requirements. They have consistently invested in ways that ensure their effectiveness in delivering the outcomes we need.

Leader & Outperformer in 2025 GigaOm Radar for Penetration Testing as a Service ( PTaaS )

Hack Responsibly – Technical Blog

Karl Fosaaen at DefCon Cloud Village

Karl Fosaaen

VP, Research @ DEF CON 32

Hack Responsibly – Podcast

Podcasts

EPISODE 01 – Inside the Mind of a Social Engineer

In this episode of Hack Responsibly podcast, Patrick Sayler, Director of Social Engineering shares stories from his nearly decade-long tenure at NetSPI.

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Podcasts

EPISODE 02 – Securing the AI Frontier

In this episode of Hack Responsibly podcast, NetSPI’s Karl Fosaaen speaks with Kim Wiles, Director of AI Penetration Testing, about the unique security challenges posed by emerging AI technologies.

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Podcasts

EPISODE 03 – The Hidden Risk in Legacy Infrastructure

In this episode of the Hack Responsibly podcast, NetSPI VP of Research Karl Fosaaen connects with Phil Young, NetSPI Director of Mainframe Pentesting.

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