MSSP Directory: Compare Managed Security Service Providers
This directory lists managed security service providers (MSSPs), the companies that run security monitoring, threat detection, and incident response for organizations without a full in-house security operations center. Filter the full list by service, industry, company size, and security platform to narrow it into a shortlist you can compare side by side.
Compare managed security service providers. Use filters to narrow your search. The directory covers providers across all major service categories (MDR, SIEM management, vulnerability scanning, incident response, and more) as well as a wide range of industries and security platforms. Use the filter sidebar to narrow results by the criteria that matter most to your organization, and combine multiple filters to zero in on the right shortlist. Each provider profile includes service details, certifications, platform expertise, and key operational facts so you can compare options without leaving the page. New to MSSPs? Read our guide on what managed security service providers do or see the best MSSP providers in 2026. To turn a long list into a focused evaluation set, use our MSSP provider shortlist guide.
Cybereason
Best for: Mid-Market to Enterprise orgs, Technology, Government & Public Sector
Cybereason offers MDR powered by its proprietary MalOp detection engine, providing operation-centric security that correlates threat activity across entire atta...
Cyberint
Best for: Mid-Market to Enterprise orgs, Retail & E-Commerce, Government & Public Sector
Cyberint (formerly CyberInt) is an Israeli threat intelligence and digital risk protection company founded in 2010, now part of Check Point, delivering external...
CyberOne
Best for: Mid-Market to Enterprise orgs, Technology, Legal
CyberOne is a UK-based managed security services provider delivering 24/7 SOC operations, threat detection, and cybersecurity consulting to enterprises across E...
CyberProof
Best for: Mid-Market to Enterprise orgs, Manufacturing, Technology
CyberProof, a UST company, is a global MDR provider founded in 2018 with co-managed SOC services built on the proprietary SeeMo AI platform, serving enterprise...
Cyderes
Best for: Mid-Market to Enterprise orgs, Manufacturing, Technology
Cyderes is a global MSSP formed from the 2022 merger of Herjavec Group and Fishtech, offering MDR, managed security, identity, and professional services with ne...
CYREBRO
Best for: Startups to Enterprise orgs, Technology, Manufacturing
CYREBRO is an AI-native managed detection and response provider delivering 24/7 SOC-as-a-Service via a cloud-based platform with proprietary detection algorithm...
Cysiv
Best for: Mid-Market to Enterprise orgs, Government & Public Sector, Energy & Utilities
Cysiv is a cloud-native SOC-as-a-Service provider acquired by Forescout in 2022, delivering managed threat detection and response for enterprise and government...
Darktrace
Best for: SMB to Enterprise orgs, Manufacturing, Energy & Utilities
Darktrace delivers AI-driven managed threat detection and autonomous response services, using self-learning AI to detect and respond to novel threats across dig...
Deepwatch
Best for: SMB to Enterprise orgs, Technology, Retail & E-Commerce
Deepwatch provides managed detection and response with a cloud-native platform and assigned security experts, focusing on fast deployment and high-fidelity thre...
Defenced
Best for: Mid-Market to Enterprise orgs, Technology, Manufacturing
Defenced is a Dutch cybersecurity company providing managed detection and response, SOC services, and security consulting across the Netherlands and Europe.
Deloitte Cyber
Best for: Enterprise orgs, Government & Public Sector, Manufacturing
Deloitte is a Big Four professional services firm with one of the world's largest cybersecurity practices, delivering managed security, incident response, and c...
DigiSOC
Best for: SMB to Enterprise orgs, Government & Public Sector, Telecommunications
DigiSOC is a Colombian cybersecurity firm providing managed SOC operations, threat monitoring, and compliance services to organizations across Latin America.