cybersecuritycompanies.

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Cloud security
Application security
Endpoint security
Identity
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Threat & vulnerability
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Clear all
150 matching companies
All published150
  1. Save target →
    1Password500–999

    Password manager and secrets for people and machines.

  2. Save target →
    Abnormal Security500–999

    API-based email security against BEC and inbound phishing.

  3. Save target →
    Akati Sekurity

    Managed security monitoring and incident response.

  4. Save target →
    Aqua Security500–999

    Cloud-native application protection from code to runtime.

  5. Save target →
    Arctic Wolf1,000+

    Managed detection and response as a subscription.

  6. Save target →
    Armis500–999

    Asset intelligence for IT, OT, IoT, and medical devices.

  7. Save target →
    Atlant Security1–49 people

    Founder-led pentest, vCISO, and compliance consulting.

  8. Save target →
    AuthenTrend

    Biometric security keys for passwordless authentication.

  9. Save target →
    Axur

    Digital risk monitoring and external threat intelligence.

  10. Save target →
    Barikat

    Managed security services and security integration.

  11. Save target →
    BeamSec

    Email security and phishing awareness training.

  12. Save target →
    Beauceron Security

    Employee cyber risk measurement and awareness training.

  13. Save target →
    BeyondTrust1,000+

    Privileged access, remote support, and endpoint privilege.

  14. Save target →
    Binalyze

    Digital forensics and incident response collection.

  15. Save target →
    Bishop Fox250–499

    Offensive security consultancy and Cosmos continuous pentest.

  16. Save target →
    Blockbit

    Network firewall and secure connectivity management.

  17. Save target →
    Ceeyu

    External attack surface and third-party cyber risk assessment.

  18. Save target →
    Censys250–499

    Internet-wide attack surface and exposure intelligence.

  19. Save target →
    Check Point1,000+

    Network, cloud, and endpoint security from Tel Aviv.

  20. Save target →
    Cisco Security1,000+

    Network, email, and SASE security from the campus to the cloud.

  21. Save target →
    Claroty500–999

    Cyber-physical and OT security for industrial and healthcare networks.

  22. Save target →
    Clavister

    Network security appliances and virtual firewalls.

  23. Save target →
    Cleafy

    Online fraud detection and threat intelligence for digital banking.

  24. Save target →
    Cloudflare1,000+

    CDN, WAF, Zero Trust, and bot management on a global edge.

  25. Save target →
    CloudSEK

    Digital risk monitoring and external attack surface management.

  26. Save target →
    Conviso

    Application security management and secure development services.

  27. Save target →
    CounterCraft

    Cyber deception and adversary intelligence.

  28. Save target →
    CrowdStrike1,000+

    Cloud-native endpoint detection, identity, and threat intel.

  29. Save target →
    CryptoGen Nepal

    Security monitoring and penetration testing.

  30. Save target →
    CTM360

    External attack surface and digital risk protection.

  31. Save target →
    Cyberani

    Managed cyber defense and industrial security services.

  32. Save target →
    CyberArk1,000+

    Privileged access, secrets, and machine identity.

  33. Save target →
    Cybernetica

    Digital identity and privacy-preserving security technology.

  34. Save target →
    CyberTalents

    Cybersecurity skills assessment and training.

  35. Save target →
    Cybervergent

    Security posture monitoring, risk management and compliance automation.

  36. Save target →
    CyCraft

    Threat detection and incident investigation.

  37. Save target →
    Cyera250–499

    Data security posture management for cloud data stores.

  38. Save target →
    Cynomi

    Virtual CISO workflows and security risk assessment.

  39. Save target →
    CYREBRO

    Managed security operations with detection and response.

  40. Save target →
    CyStack

    Security testing and vulnerability management.

  41. Save target →
    Darktrace1,000+

    AI-driven detection and response for enterprise networks.

  42. Save target →
    DataProtect

    Cybersecurity consulting and security operations.

  43. Save target →
    Delta Protect

    Security testing and compliance services.

  44. Save target →
    Dragos500–999

    Industrial threat intel and OT detection.

  45. Save target →
    DriveLock

    Endpoint protection, device control and encryption.

  46. Save target →
    DTS Solution

    Security engineering and managed cyber defense.

  47. Save target →
    Edgescan

    Vulnerability management and attack surface assessment.

  48. Save target →
    Enginsight

    Security monitoring and vulnerability assessment.

  49. Save target →
    Etek International

    Managed cybersecurity and cyber risk services.

  50. Save target →
    Exeon

    Network detection and response using network telemetry.

  51. Save target →
    Eye Security

    Managed detection and response for businesses.

  52. Save target →
    Fortinet1,000+

    Firewalls, secure networking, and security fabric appliances.

  53. Save target →
    GitGuardian50–249

    Secrets detection in git, tickets, and production.

  54. Save target →
    GMO Cybersecurity by Ierae

    Penetration testing and vulnerability assessment.

  55. Save target →
    Greenbone

    Vulnerability scanning and management built around OpenVAS.

  56. Save target →
    GREYCORTEX

    Network detection and response for IT and industrial environments.

  57. Save target →
    Guardtime

    Cryptographic integrity verification for digital systems.

  58. Save target →
    Hackmetrix

    Security compliance management and penetration testing.

  59. Save target →
    HashiCorp1,000+

    Vault secrets, Terraform, and identity-based security for infrastructure.

  60. Save target →
    Heimdal

    Endpoint security and managed cyber defense.

  61. Save target →
    HiddenLayer50–249

    Security for machine-learning models and AI applications.

  62. Save target →
    IKARUS Security

    Malware protection for endpoints and email.

  63. Save target →
    Intigriti

    Bug bounty programs and crowdsourced security testing.

  64. Save target →
    IstroSec

    Incident response and offensive security services.

  65. Save target →
    J2 MSSP

    Managed cyber defense and security monitoring.

  66. Save target →
    Jscrambler

    Client-side JavaScript protection and payment page monitoring.

  67. Save target →
    K7 Computing

    Endpoint protection and malware defense.

  68. Save target →
    Kasada

    Bot mitigation for websites and APIs.

  69. Save target →
    KnowBe41,000+

    Security awareness training and simulated phishing.

  70. Save target →
    Kratikal

    Penetration testing and security compliance services.

  71. Save target →
    Lakera50–249

    Guardrails for LLM applications in production.

  72. Save target →
    LimaCharlie

    Composable security infrastructure and detection engineering.

  73. Save target →
    Mailinblack

    Email protection and employee security awareness.

  74. Save target →
    Mandiant1,000+

    Incident response, threat intel, and Mandiant Advantage — now Google Cloud.

  75. Ownership & commercial evidence

    Microsoft Security · company intelligence

    Ownership
    publicMicrosoft Corporation, consolidated group As of 2025-06-30; checked 2026-09-19.Source ↗
    Parent / sponsor
    Not researched
    Reported revenue
    USD 281,724,000,000 · FY ended 2025-06-30 · Microsoft Corporation consolidated (reported)Entire group revenue, NOT cybersecurity revenue. As of 2025-06-30; checked 2026-09-19.Source ↗
    Commercial model
    public priceDefender for Business, US annual subscription. Other products have different terms. As of 2026-09-19; checked 2026-09-19.Source ↗
    Save as a target in Arena →
    Save target →
    Microsoft Security1,000+

    Defender, Entra, Sentinel, and Purview across the Microsoft estate.

  76. Save target →
    Mimecast1,000+

    Email security, continuity, and human-risk training.

  77. Save target →
    Mitiga

    Cloud investigation and incident response.

  78. Save target →
    NCC Group1,000+

    Global pentest, research, and cyber resilience consultancy.

  79. Save target →
    Netskope1,000+

    SSE, CASB, and data protection delivered from a security cloud.

  80. Save target →
    Nordic Defender

    Managed security operations and offensive security.

  81. Save target →
    NRD Cyber Security

    Security operations center development and cyber incident services.

  82. Save target →
    NSHC

    Industrial security and threat research.

  83. Save target →
    Obrela

    Managed detection and response and cyber risk management.

  84. Save target →
    Odyssey Cybersecurity

    Managed security operations and threat detection.

  85. Save target →
    Offensive Security250–499

    OSCP, Kali Linux, and hands-on offensive training.

  86. Save target →
    Okta1,000+

    Workforce and customer identity for SSO, MFA, and lifecycle.

  87. Save target →
    ON2IT

    Managed security services built around zero trust.

  88. Save target →
    Orange Cyberdefense1,000+

    European MSSP and incident response from Orange Group.

  89. Save target →
    Orca Security1,000+

    Agentless CNAPP for AWS, Azure, and GCP.

  90. Save target →
    OutThink

    Human risk management and adaptive security training.

  91. Save target →
    Palo Alto Networks1,000+

    Network, cloud, and SOC platform spanning firewalls to Prisma Cloud.

  92. Save target →
    Patrowl

    Continuous external attack surface testing.

  93. Save target →
    Penta Security

    Web application protection and database encryption.

  94. Save target →
    Pentest-Tools.com

    Online penetration testing and vulnerability scanning tools.

  95. Save target →
    Performanta

    Managed detection and response.

  96. Save target →
    Plerion

    Cloud risk discovery and security posture management.

  97. Save target →
    Pradeo

    Mobile threat defense and application security.

  98. Save target →
    Proofpoint1,000+

    Email security, threat protection, and human-risk controls.

  99. Save target →
    Qualys1,000+

    VMDR, cloud posture, and compliance scanning as a service.

  100. Save target →
    Rapid71,000+

    SIEM, vulnerability management, and detection from InsightVM and InsightIDR.

  101. Save target →
    Recorded Future1,000+

    Intelligence platform for threat, brand, and vulnerability data.

  102. Save target →
    Red Sift

    Email authentication and domain protection.

  103. Save target →
    Resecurity

    Threat intelligence and digital risk protection.

  104. Save target →
    Rublon

    Multi-factor authentication and single sign-on for workforce access.

  105. Save target →
    Rubrik1,000+

    Cyber-recovery, backup, and data security posture.

  106. Save target →
    S2 Grupo

    Managed cyber defense and industrial security services.

  107. Save target →
    SafeStack

    Secure development training for software teams.

  108. Save target →
    SailPoint1,000+

    Identity governance and administration for large directories.

  109. Save target →
    SANS Institute500–999

    Cybersecurity training, certifications, and research.

  110. Save target →
    Secfense

    Phishing-resistant authentication for enterprise applications.

  111. Save target →
    Secuna

    Penetration testing and vulnerability disclosure programs.

  112. Save target →
    Secure Practice

    Employee security training and phishing exercises.

  113. Save target →
    Security Advisor

    Managed cybersecurity and risk consulting.

  114. Save target →
    SecurityScorecard500–999

    Security ratings and vendor-risk monitoring.

  115. Save target →
    Sekoia

    Security operations and threat intelligence.

  116. Save target →
    Sekuro

    Managed cyber defense and security consulting.

  117. Save target →
    Semgrep50–249

    Open-source SAST and a commercial code security platform.

  118. Save target →
    SenseOn

    Managed detection and response with security telemetry.

  119. Save target →
    SentinelOne1,000+

    Autonomous EDR and XDR for endpoints, identity, and cloud workloads.

  120. Save target →
    Serianu

    Cyber risk assessment and managed security.

  121. Save target →
    Silent4Business

    Cybersecurity consulting and managed security.

  122. Save target →
    Snode Technologies

    Threat detection and managed cyber defense.

  123. Save target →
    Snyk1,000+

    Developer-first SCA, SAST, and container security.

  124. Save target →
    Soliton Systems

    Network access authentication and endpoint security.

  125. Ownership & commercial evidence

    Sophos · company intelligence

    Ownership
    private equityOwnership disclosed in acquisition announcement; not an indication of sale availability. As of 2025-02-03; checked 2026-09-19.Source ↗
    Parent / sponsor
    Thoma BravoFinancial sponsor As of 2025-02-03; checked 2026-09-19.Source ↗
    Reported revenue
    Not researched
    Commercial model
    contact salesSophos MDR; request a scoped quote, not a company-wide pricing claim. As of 2026-09-19; checked 2026-09-19.Source ↗
    Save as a target in Arena →
    Save target →
    Sophos1,000+

    Endpoint, firewall, and managed detection for mid-market.

  126. Save target →
    SOSECURE

    Cybersecurity consulting and managed detection services.

  127. Save target →
    SpiderSilk

    External attack surface discovery and exposure monitoring.

  128. Save target →
    Splunk1,000+

    SIEM, observability, and security analytics now under Cisco.

  129. Save target →
    Sweet Security

    Cloud runtime threat detection and response.

  130. Save target →
    Tenable1,000+

    Exposure management and vulnerability scanning across IT, cloud, and OT.

  131. Save target →
    Threatscape

    Managed security and cloud security services.

  132. Save target →
    Tines250–499

    No-code security automation and SOAR for lean teams.

  133. Save target →
    Tosi

    Secure remote connectivity for industrial networks.

  134. Save target →
    Trail of Bits50–249

    High-assurance security engineering, audits, and research.

  135. Save target →
    Trend Micro1,000+

    Endpoint, email, and cloud security from Tokyo.

  136. Save target →
    Truesec

    Managed detection, incident response and cyber defense services.

  137. Save target →
    TXOne Networks

    Operational technology endpoint and network protection.

  138. Save target →
    Varonis1,000+

    Data security platform for identity, activity, and classification on unstructured data.

  139. Save target →
    Venvera1–49 people

    Multi-framework GRC for SOC 2, ISO 27001, DORA, and NIS2.

  140. Save target →
    VU Security

    Digital identity verification and fraud prevention.

  141. Save target →
    Wallix

    Privileged access management and secure remote access.

  142. Save target →
    watchTowr

    Continuous external attack surface testing.

  143. Save target →
    Whalebone

    DNS security for telecommunications providers and organizations.

  144. Save target →
    WiJungle

    Unified network security gateway.

  145. Save target →
    WithSecure500–999

    Nordic cyber security products and managed services.

  146. Save target →
    Wiz1,000+

    Cloud security graph for code-to-cloud risk.

  147. Save target →
    xorlab

    Context-aware email threat detection.

  148. Save target →
    Xynexis

    Cybersecurity consulting and managed security services.

  149. Save target →
    Zerocopter

    Coordinated vulnerability disclosure and ethical hacking.

  150. Save target →
    Zscaler1,000+

    Cloud-delivered ZTNA, SWG, and SSE for the internet-first workplace.