CISO Tribune

Vendor comparison · 2 companies

Hold Security, LLC vs NetSPI

Hold Security, LLC is an Information Security, Threat Intelligence, Penetration Testing, Risk Management and Incident Response company, helping businesses of all sizes stay secure. NetSPI sells pentesting as a service (PTaaS), attack surface management (ASM), and breach and attack simulation (BAS) as a service. CISO Tribune files both under Penetration testing and red team services. This page sets the two records side by side: what each sells, where it is based, who owns and funds it, the customers it names and its recent news, each fact numbered to its source.

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Up to four companies side by side.

  • Hold Security, LLC
  • NetSPI
Hold Security, LLC vs NetSPI: Products, Customers and Funding Compared
Hold Security, LLCHold Security, LLC is an Information Security, Threat Intelligence, Penetration Testing, Risk Management and Incident Response company, helping businesses of all sizes stay secure.holdsecurity.comNetSPINetSPI sells pentesting as a service (PTaaS), attack surface management (ASM), and breach and attack simulation (BAS) as a service.netspi.com
What it sells
  • Threat Intelligence Services[1][4][6]Indexes and correlates public and private resources on the Dark Web and Internet to identify malicious and threatening events.
  • Domain Integrity Service[2][4]Provides monitoring and alerting of domain names.
  • AI/ML Pentesting[3]Pentesting of AI and ML systems that includes LLM testing and jailbreaking.
  • Red Team Operations[6]Red team exercises that test security controls, policies, incident response and training.
  • Detective Controls Testing[7]Attack simulations that validate whether security tools detect threats.
  • Social Engineering[6]Email, text, phone and physical social engineering assessments.
Categories
Headquarters
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Founded
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Ownership and funding
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Named customers
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Recent news
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G2 and Gartner Peer Insights
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
Who it fits
From its own pages, Hold Security sells mainly to companies of all sizes. Hold Security designs its Threat Intelligence Services to assist organizations in monitoring the Dark Web. Companies that develop their own software, or want to verify that vendor software contains no undiscovered vulnerabilities, are among those Hold Security says it can help. Hold Security also directs its incident response work at companies that encounter ransomware, APTs, Nation State targeting or suspected cyber fraud or theft. Organizations that want to verify organizational controls around regulatory levels, human resources and data classification are another group Hold Security addresses.Not written yet
Last verified
October 30, 2026November 13, 2026

Where they overlap

  • Hold Security, LLC and NetSPI are both filed under Penetration testing and red team services.

Where they differ, field by field

  • Hold Security, LLC's primary category is Threat intelligence; NetSPI's is Penetration testing and red team services.
  • Hold Security, LLC is also filed under Digital risk protection and Incident response and forensics. NetSPI is also filed under Breach simulation and automated pen-testing, External attack surface management and Exposure prioritisation and CTEM.
  • Hold Security, LLC lists Threat Intelligence Services and Domain Integrity Service. NetSPI lists AI/ML Pentesting, Red Team Operations, Detective Controls Testing and Social Engineering.

What it sells: Hold Security, LLC

What Domain Integrity Service does[2][4]
Hold Security's Domain Integrity Service provides monitoring and alerting of domain names. Domain Integrity Service offers portal access or customized reports created by Hold Security analysts.

What it sells: NetSPI

What AI/ML Pentesting does[3]
NetSPI's AI/ML Pentesting includes expert LLM testing and jailbreaking. Microsoft partnered with NetSPI to build a standardized AI security testing framework for its 70+ products.
What Red Team Operations does[6]
NetSPI's Red Team Operations test security controls, policies, incident response and training. NetSPI partners with selected threat intelligence providers to test the resiliency of critical systems.
What Detective Controls Testing does[7]
NetSPI Detective Controls Testing validates that security tools operate effectively across endpoint security solutions, network security solutions, SIEMs and MSSPs. NetSPI's ransomware simulation pack covers TTPs and behaviors from real-world ransomware campaigns.
What Social Engineering does[6]
NetSPI's social engineering experts deliver findings from email, text, phone and physical scenarios. NetSPI runs custom phishing engagements to identify gaps in security procedures and technical controls.

Questions about Hold Security, LLC and NetSPI

What do Hold Security, LLC and NetSPI sell?
Hold Security, LLC sells Threat Intelligence Services and Domain Integrity Service. NetSPI sells AI/ML Pentesting, Red Team Operations, Detective Controls Testing and Social Engineering.
Are Hold Security, LLC and NetSPI in the same category?
They share Penetration testing and red team services. Hold Security, LLC's primary category is Threat intelligence and NetSPI's is Penetration testing and red team services.
Who are Hold Security, LLC and NetSPI sold to?
From its own pages, Hold Security sells mainly to companies of all sizes.

About Hold Security, LLC

Hold Security, LLC is an Information Security, Threat Intelligence, Penetration Testing, Risk Management and Incident Response company, helping businesses of all sizes stay secure. Hold Security works with companies around the world to enhance their security posture. Alex Holden worked for over 10 years as the Chief Information Security Officer for a large brokerage firm in the United States before joining the consulting world. Hold Security engineers play lead roles in investigations of major security breaches.[3]

Hold Security indexes and correlates public and private/confidential resources on the Dark Web and Internet to identify malicious and threatening events. Hold Security Threat Intelligence Analysts examine threat data and interpret it to eliminate false positives. Hold Security designs its Threat Intelligence Services to assist organizations in monitoring the Dark Web. Hold Security has profiled thousands of actors. Most data gathering and processing at Hold Security is conducted by native speakers of English, Russian, Ukrainian, Spanish, Portuguese, and Mandarin.[1][3]

Hold Security's Domain Integrity Service provides monitoring and alerting of domain names. Domain Integrity Service offers portal access or customized reports created by Hold Security analysts.[2]

Hold Security conducts assessments of infrastructure and software through its Information Security Assessment Services to identify critical vulnerabilities. Hold Security offers services that include Penetration Testing, Red Team, and Vulnerability Assessment. Hold Security conducts all of its assessments in accordance with industry regulations and customer requirements. Hold Security compares test results to industry security standards and continuously measures improvements over time.[2][5][6]

Hold Security testing methodologies require engineers to conduct in-depth manual reviews of test results and their own battery of tests. Hold Security never relies on automated scanning tools as a sole way for assessments. Hold Security uses its Threat Intelligence Services to obtain the latest tools and techniques employed by cyber criminals. Hold Security's Black Box assessment technique simulates real-life situations where electronic assets are tested for vulnerabilities and subversions using the most basic sets of information available. Hold Security's Grey Box assessment technique scans with as much knowledge about the systems as the customer is willing to share. Hold Security offers a White Box assessment to audit or test systems, performed from the system administrator level with access to all necessary resources.[6]

Hold Security conducts tests including regression testing, debug analysis and code review to test all inputs and outputs of software for vulnerabilities. Hold Security's services include examinations of patch levels across customer software and libraries. Hold Security provides specialized Red Teams focused on offense and Purple Teams that unite offense and defense. Hold Security can help customers verify that organizational controls around security are effective on regulatory levels, human resources, and data classification. Hold Security engineers help customers identify data types and how data moves inside the enterprise within its partners and for its customers.[6]

Hold Security offers Incident Response Services to provide support and expertise in the event of cyber incidents. Hold Security helps companies that suspect cyber fraud or theft, face APTs or Nation State targeting, or encounter issues with ransomware. Hold Security works with companies of all sizes, including Fortune Global 500 organizations.[2][3][5][6]

Hold Security, LLC on the record

Sources

Hold Security, LLC full record

  1. [1]holdsecurity.comHold Security · holdsecurity.com · undated page, accessed October 30, 2026 · Tier A
  2. [2]SolutionsHold Security · holdsecurity.com · undated page, accessed October 30, 2026 · Tier A
  3. [3]About Us | Hold SecurityHold Security · undated page, accessed November 10, 2026 · Tier A
  4. [4]Hold Security - Information Security & Threat IntelligenceHold Security · undated page, accessed November 10, 2026 · Tier A
  5. [5]Solutions | Hold SecurityHold Security · undated page, accessed November 10, 2026 · Tier A
  6. [6]Information Security Assessment Services | Hold SecurityHold Security · undated page, accessed November 10, 2026 · Tier A

NetSPI full record

  1. [1]netspi.comNetSPI · netspi.com · undated page, accessed November 13, 2026 · Tier A
  2. [2]About Us - NetSPINetSPI · undated page, accessed November 13, 2026 · Tier A
  3. [3]NetSPI - Proactive Cyber Security | PTaaS, ASM, BASNetSPI · undated page, accessed November 13, 2026 · Tier A
  4. [4]The NetSPI Platform - NetSPINetSPI · undated page, accessed November 13, 2026 · Tier A
  5. [5]Customer Stories - NetSPINetSPI · undated page, accessed November 13, 2026 · Tier A
  6. [6]Cyber Security Assessments & Strategic Advisory Services - NetSPINetSPI · undated page, accessed November 13, 2026 · Tier A
  7. [7]Detective Controls Testing: Attack Simulation & Control ValidationNetSPI · undated page, accessed November 13, 2026 · Tier A
  8. [8]Model Context Protocol - NetSPINetSPI · undated page, accessed November 13, 2026 · Tier A
  9. [9]NetSPI Customer Case Study – ChubbNetSPI · undated page, accessed November 13, 2026 · Tier A

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