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TrustedSec

Offensive security firm founded by former NSA operator David Kennedy, delivering CREST-accredited penetration testing, red teaming, and adversary simulation to Fortune 500 and government clients.

Featured in: Best CREST Pen Testing Companies

Founded
2012
Team Size
51-200
Geography
Global
Last verified: Apr 2026

Key facts

  • Founded in 2012.
  • Headquartered in Fairlawn, Ohio, United States.
  • Team of 51-200 security professionals.
  • Holds CREST and PCI QSA accreditation.
  • Delivers 11 penetration testing services.
  • Operates globally, with delivery across North America.
  • Specialises in Adversary Simulation, Payment Security, and Financial Services Security.
  • Compliance expertise across PCI DSS, HIPAA, NIST CSF, CMMC, and SOC 2.

About

TrustedSec is a globally recognised cybersecurity and adversary simulation company advising Fortune 500 companies and government organisations. Founded in 2012 by David Kennedy, a former NSA and Marine Corps cyber warfare operator who has testified before Congress as a cybersecurity expert, TrustedSec has built a reputation for deep offensive security expertise and practitioner-led engagements.

Compliance Expertise

Best For

EnterpriseMid-MarketGovernment

Methodologies

OWASPNISTCREST

Team Activity

Active in CTF competitions
Speaker: DEF CON
Speaker: Black Hat
Speaker: DerbyCon
Open source: Social-Engineer Toolkit (SET)
Open source: Artillery
Open source: Unicorn

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