CISO Tribune

Vendor comparison · 2 companies

NetSPI vs ReliaQuest

NetSPI sells pentesting as a service (PTaaS), attack surface management (ASM), and breach and attack simulation (BAS) as a service. ReliaQuest sells GreyMatter, an agentic AI security operations platform that allows security teams to detect, contain, investigate and respond to threats, regardless of the data source. CISO Tribune files both under External attack surface management. 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.

Change the companies

Up to four companies side by side.

  • NetSPI
  • ReliaQuest
NetSPI vs ReliaQuest: Products, Customers and Funding Compared
NetSPINetSPI sells pentesting as a service (PTaaS), attack surface management (ASM), and breach and attack simulation (BAS) as a service.netspi.comReliaQuestReliaQuest sells GreyMatter, an agentic AI security operations platform that allows security teams to detect, contain, investigate and respond to threats, regardless of the data source.reliaquest.com
What it sells
  • 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.
  • GreyMatter[1][2][3][4][6][7][8][9][10][11]An agentic AI security operations platform for security teams to detect, contain, investigate and respond to threats.
  • GreyMatter Detect[6][9]Centralizes all created rule logic in a library from any author.
  • Universal Translator[2][3]A patented way to normalize data collected from any source or technology.
Categories
Headquarters
Not stated on its pagesNot stated on its pages
Founded
Not stated on its pagesNot stated on its pages
Ownership and funding
Not stated on its pagesNot stated on its pages
Named customers
Not stated on its pagesNot stated on its pages
Recent news
Not stated on its pages
  • August 14, 2026Florida State Athletics named ReliaQuest its official jersey patch partner for men's basketball starting with the 2026-27 season.[12]
G2 and Gartner Peer Insights
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
  • G2: listed, seen November 10, 2026[13]
  • Gartner Peer Insights: Not stated on its pages
Who it fits
Not written yetReliaQuest describes enterprises that adopt tools to keep up with evolving demands. ReliaQuest addresses organizations that manage security across multiple business units. ReliaQuest describes multicloud and multi-SIEM environments as ones that GreyMatter covers. ReliaQuest addresses organizations that run both OT and IT environments, including threats targeting critical infrastructure. ReliaQuest sells GreyMatter for environments that connect sources like SIEM, EDR, network security, and cloud tools.
Last verified
November 13, 2026November 6, 2026

Where they overlap

  • NetSPI and ReliaQuest are both filed under External attack surface management.

Where they differ, field by field

  • NetSPI's primary category is Penetration testing and red team services; ReliaQuest's is AI SOC analysts.
  • NetSPI is also filed under Breach simulation and automated pen-testing and Exposure prioritisation and CTEM. ReliaQuest is also filed under Digital risk protection and SOAR and security automation.
  • NetSPI lists AI/ML Pentesting, Red Team Operations, Detective Controls Testing and Social Engineering. ReliaQuest lists GreyMatter, GreyMatter Detect and Universal Translator.

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.

What it sells: ReliaQuest

What GreyMatter does[1][2][3][4][6][7][8][9][10][11]
GreyMatter includes 6 agentic Teammates that use hundreds of agent skills and AI tools to work toward an objective, not just tasks. GreyMatter detects threats wherever data lives, whether in the cloud, on the endpoint, inside a SIEM, directly at the source, or in transit. GreyMatter unifies detection, response, and visibility across a multicloud and multi-SIEM environment.
What GreyMatter Detect does[6][9]
GreyMatter Detect centralizes all created rule logic in its library from any author. GreyMatter Detect allows customers to test and validate detections before and after deployment and monitors their performance continuously.

Questions about NetSPI and ReliaQuest

What do NetSPI and ReliaQuest sell?
NetSPI sells AI/ML Pentesting, Red Team Operations, Detective Controls Testing and Social Engineering. ReliaQuest sells GreyMatter, GreyMatter Detect and Universal Translator.
Are NetSPI and ReliaQuest in the same category?
They share External attack surface management. NetSPI's primary category is Penetration testing and red team services and ReliaQuest's is AI SOC analysts.
Who are NetSPI and ReliaQuest sold to?
ReliaQuest describes enterprises that adopt tools to keep up with evolving demands.
What have NetSPI and ReliaQuest announced recently?
August 14, 2026: Florida State Athletics named ReliaQuest its official jersey patch partner for men's basketball starting with the 2026-27 season.

About NetSPI

NetSPI sells pentesting as a service (PTaaS), attack surface management (ASM), and breach and attack simulation (BAS) as a service. NetSPI's inception was in 2001. NetSPI states that it has more than 20 years of history, 350+ experts and 50+ pentesting services. NetSPI combines human penetration testers with purpose-built AI to deliver continuous cybersecurity testing. NetSPI embeds AI throughout its testing methodologies. The NetSPI Platform is designed for modern enterprises managing ongoing pentesting programs and complex attack surfaces. The NetSPI Platform lets users manage integrations, scans and agents in one centralized workflow.[2][3]

NetSPI offers pentesting for web, API, mobile, thick and virtual applications, and AI/ML pentesting. 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. NetSPI's cloud pentesting covers AWS, Azure and Google Cloud infrastructures. NetSPI tests z/OS mainframes, including the CICS and IMS region and application. NetSPI's network pentesting covers internal, external, wireless, host-based and virtual desktop networks. NetSPI tests hardware systems in automotive, medical device, IoT, ATM and operational technology settings. Testers on the NetSPI Platform are supported by certifications such as OSCP, OSCE, GXPN, GPEN, GWAPT, CISSP, CEH and CREST. NetSPI introduced EchoBench, a human-calibrated benchmark for autonomous AI web app pentesting.[3][5]

NetSPI sells security assessments and strategic advisory services tailored to an organization's needs. NetSPI's Red Team Operations test security controls, policies, incident response and training. 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.[3][6]

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 simulates TTPs and behaviors from real-world ransomware campaigns, including threat actors such as CL0P, BlackCat and Fin7. NetSPI's Azure simulation pack runs authenticated and anonymous attacks against Azure, including command execution, credential guessing and sensitive data gathering. NetSPI's Linux simulation pack focuses on tactics often used to exploit Linux environments, such as remote code execution, shell configuration modifications and data extraction. NetSPI's macOS simulation pack addresses Apple's macOS with simulations for Command & Script Interpreter execution, LaunchAgent persistence and data exfiltration. NetSPI's ESXi simulation pack simulates adversarial tactics such as brute force and ransomware that are common in ESXi environments. NetSPI's threat modeling service takes a holistic approach to identifying potential threats to a company's systems and applications. NetSPI experts review source code manually to identify vulnerabilities that automated scanners cannot detect. NetSPI's cybersecurity maturity work assesses current cybersecurity program structure and maturity, then reviews current business objectives and compliance requirements.[6][7]

NetSPI automatically scans an organization's external perimeter and internal assets with integrations across identities, applications and devices. The NetSPI Platform automatically scans the external perimeter, including look-alike domains and dark web exposures. NetSPI also gives visibility across owned assets and the internal attack surface, including users, applications, devices and clouds. NetSPI's AWS cloud configuration review detects public exposure of sensitive credentials and proprietary data in AWS environments. The NetSPI Platform tracks changes to an Azure cloud environment and its configurations over time. NetSPI's centralized threat intelligence dashboard consolidates multiple dark web data sources. NetSPI provides continuous discovery and assessment of both registered and unregistered look-alike domains. With domain monitoring on the NetSPI Platform, users can prioritize threats and prepare takedown reports based on domain association, brand abuse and threat confirmation findings. NetSPI offers integrations across asset managers, IAM and vulnerabilities.[3]

NetSPI offers MCP integration for AI and LLMs to its validated vulnerability data. An MCP-compatible AI assistant can be connected to the NetSPI Platform MCP Server.[3][8]

Chubb is a commercial and personal property and casualty insurer with operations in 54 countries. NetSPI and Chubb have a partnership aimed at the security posture and underwriting outcomes of Chubb's clients. Chubb says NetSPI performs on-demand penetration tests for some of its insureds as part of the underwriting process for their renewals. Chubb uses NetSPI's Attack Surface Management platform to identify vulnerabilities and other security issues for its policyholders. NetSPI works with channel and technology partners who deliver proactive security services to customers across the globe.[1][2][5][6][7][8][9]

NetSPI on the record

Sources

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

ReliaQuest full record

  1. [1]Reliaquest launches first autonomous self learning ai agent for security operationsReliaQuest · reliaquest.com · published September 26, 2024 · Tier A
  2. [2]reliaquest.comReliaQuest · reliaquest.com · undated page, accessed November 6, 2026 · Tier A
  3. [3]About UsReliaQuest · undated page, accessed November 10, 2026 · Tier A
  4. [4]Eliminate Tier 1 and Tier 2 Alerts with Agentic AI in ReliaQuest GreyMatterReliaQuest · undated page, accessed November 10, 2026 · Tier A
  5. [5]Home | ReliaQuest GreyMatter: The Agentic AI Security Operations Platform for Agentic DefenseReliaQuest · undated page, accessed November 10, 2026 · Tier A
  6. [6]Detect Everything Everywhere with ReliaQuest GreyMatter - Powered by Agentic AIReliaQuest · undated page, accessed November 10, 2026 · Tier A
  7. [7]ReliaQuest GreyMatter Integrations: Your Environment + Agentic AI Powered Security OperationsReliaQuest · undated page, accessed November 10, 2026 · Tier A
  8. [8]Agentic AI Solutions for SecOps - ReliaQuestReliaQuest · undated page, accessed November 10, 2026 · Tier A
  9. [9]Unified Multi-Cloud and Multi-SIEM Management with Agentic AI in ReliaQuest GreyMatterReliaQuest · undated page, accessed November 10, 2026 · Tier A
  10. [10]Securing Operational Technology with ReliaQuest GreyMatter, the Agentic AI PlatformReliaQuest · undated page, accessed November 10, 2026 · Tier A
  11. [11]Measure and Enhance SecOps Metrics with ReliaQuest GreyMatter - Powered by Agentic AIReliaQuest · undated page, accessed November 10, 2026 · Tier A
  12. [12]Florida State Athletics Announces Historic Jersey Patch Partnership with ReliaQuestReliaQuest · published August 14, 2026 · Tier A
  13. [13]ReliaQuest GreyMatter Reviews & Product DetailsG2 · undated page, accessed November 10, 2026 · Tier C

Spot a factual error? Request a correction.