CISO Tribune

Vendor comparison · 2 companies

Microsoft vs Sophos

Microsoft Defender offers threat prevention, detection and response capabilities. Sophos sells security solutions managed through Sophos Fusion, a single cloud-based platform for IT security protection. CISO Tribune files both under EDR and XDR. 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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  • Microsoft
  • Sophos
Microsoft vs Sophos: Products, Customers and Funding Compared
MicrosoftMicrosoft Defender offers threat prevention, detection and response capabilities.microsoft.comSophosSophos sells security solutions managed through Sophos Fusion, a single cloud-based platform for IT security protection.sophos.com
What it sells
  • Microsoft Defender[1][11][12][23][25]Threat protection that prevents, detects and responds to attacks across devices, identities, applications, email, data, workloads and cloud environments.
  • Microsoft Sentinel[1][23]A cloud-native SIEM built for AI.
  • Microsoft Purview[1][14][23][24][25]Unified information protection, governance and compliance products.
  • Microsoft Entra[1][15][23][25]Identity and access products that verify every identity and access request across clouds, platforms and devices.
  • Microsoft Intune[1][16][23][25]Endpoint management products for device security and hybrid work.
  • Microsoft Defender Suite[12]Threat protection and detection and response across endpoints, identities, email and SaaS apps.
  • Microsoft Entra Suite[15]An extension to Microsoft 365 E3 or E5 for secure workforce use of apps and AI.
  • Microsoft Purview Suite[14]A suite that provides advanced data security and compliance capabilities.
  • Sophos Fusion[6][7][10]Sophos Fusion is a single cloud-based platform for managing IT security protection.
  • Sophos Firewall[1][10]Sophos Firewall includes features for higher education, K-12, and primary and secondary institutions.
  • Sophos Managed Detection and Response[7]Sophos describes fully managed, 24/7 detection and response.
Categories
Headquarters
Redmond, United States[3]Oxford, United Kingdom[2]
Founded
1975[2]Not stated on its pages
Ownership and funding
Public (NASDAQ: MSFT)[4][10][22]Owned by Thoma Bravo since 2020[3][7][8][9]
Named customers
  • Best Buy[5]
  • Danfoss[6]
  • Oregon State University[7]
  • Jotun[4]
  • National 9/11 Memorial & Museum[4]
  • London South Bank University[4]
  • Town of Gilbert[4]
  • DFS Group[4]
Recent news
  • July 29, 2026Microsoft reported revenue of $90.0 billion for the quarter ended June 30, 2026, up 18% year over year.[8]
  • July 27, 2026Microsoft introduced Project Perception, an agentic security system that uses AI to turn signals into real-time protections.[21]
  • May 1, 2026Microsoft announced general availability of Microsoft 365 E7 and Microsoft Agent 365 on May 1, 2026.[28]
  • April 29, 2026Microsoft reported revenue of $82.9 billion for the quarter ended March 31, 2026, up 18% from a year earlier.[9]
  • December 22, 2025Microsoft announced the Defender Experts suite, an expert-led security offering for resellers and scale solution providers, generally available from January 1, 2026.[20]
  • October 1, 2026Sophos launched CISO Advantage, an agentic AI service that links security operations to security strategy, rolling out across North America, the UK and Europe.[5]
  • July 15, 2026Sophos announced Sophos Fusion, a defense system combining its endpoint, network, email, cloud, identity and security operations products in one architecture.[6]
G2 and Gartner Peer Insights
  • G2: listed, seen November 10, 2026[10]
  • Gartner Peer Insights: Not stated on its pages
  • G2: listed, seen November 4, 2026[8]
  • Gartner Peer Insights: Not stated on its pages
Who it fits
From its own pages, Microsoft sells security products for businesses of any size. Microsoft 365 Business Premium is aimed at small and medium-sized businesses, and Microsoft Defender is designed to protect individuals, businesses and enterprises. Microsoft refers to enterprise and government cloud customers, and Providence Care, a healthcare organization, uses Microsoft 365 E5 for healthcare security.From its own pages, Sophos sells mainly to distributed and growing enterprises with complex networks, which its XGS 2U firewalls target. Sophos also sells firewalls for SMB and branch offices, and plug-and-play security for smaller branch offices and remote sites. Sophos Firewall includes features tailored to higher education, K-12, and primary and secondary institutions.
Last verified
November 2, 2026September 27, 2026

Where they overlap

  • EDR and XDR is the primary category of both Microsoft and Sophos.

Where they differ, field by field

  • Microsoft is also filed under SIEM, Workforce IAM and SSO and Endpoint management and application control. Sophos is also filed under Firewalls and NGFW and MDR and managed SOC.
  • Microsoft lists Microsoft Defender, Microsoft Sentinel, Microsoft Purview, Microsoft Entra, Microsoft Intune and 3 more. Sophos lists Sophos Fusion, Sophos Firewall and Sophos Managed Detection and Response.
  • Microsoft is headquartered in Redmond, United States. Sophos is headquartered in Oxford, United Kingdom.
  • Microsoft was founded in 1975.
  • Microsoft is a public company listed on NASDAQ as MSFT. Sophos is owned by Thoma Bravo, since 2020.
  • Microsoft publicly names Best Buy, Danfoss and Oregon State University. Sophos publicly names Jotun, National 9/11 Memorial & Museum, London South Bank University, Town of Gilbert and DFS Group.

How they differ

CISO Tribune files both Microsoft and Sophos under EDR and XDR as their primary category, though their other filings differ. CISO Tribune also files Microsoft under SIEM, Workforce IAM and SSO, and Endpoint management and application control. CISO Tribune files Sophos under Firewalls and NGFW, and MDR and managed SOC. Microsoft sells Microsoft Defender for threat protection, Microsoft Sentinel as a cloud-native SIEM, Microsoft Purview for data protection and compliance, Microsoft Entra for identity and access, and Microsoft Intune for endpoint management. Sophos sells Sophos Fusion, a single cloud-based platform for managing IT security protection, along with Sophos Firewall and Sophos Managed Detection and Response. Sophos also sells multi-gigabit switches and cloud-managed Wi-Fi.

Microsoft is headquartered in Redmond, United States, was founded in 1975, and is listed on NASDAQ as MSFT. Sophos is headquartered in Oxford, United Kingdom, and has been owned by Thoma Bravo since 2020. Sophos publicly names Jotun, London South Bank University, Town of Gilbert and DFS Group as customers.

On July 27, 2026, Microsoft introduced Project Perception, an agentic security system that uses AI to turn signals into real-time protections. Microsoft also reported revenue of $90.0 billion for the quarter ended June 30, 2026. Sophos announced Sophos Fusion on July 15, 2026, combining its endpoint, network, email, cloud, identity and security operations products in one architecture. On October 1, 2026, Sophos launched CISO Advantage, an agentic AI service that links security operations to security strategy.

What it sells: Microsoft

What Microsoft Defender does[1][11][12][23][25]
Microsoft Defender is a threat protection solution designed to protect individuals, businesses and enterprises from malicious cyberthreats. Microsoft Defender coordinates protection across endpoints, identity, email, apps and cloud.
What Microsoft Purview does[1][14][23][24][25]
Microsoft Purview offers a unified approach to help organizations secure and govern data across their heterogenous data estate. Microsoft Purview covers on-premises, multicloud and SaaS environments, and structured and unstructured data. Microsoft Purview features are purchased through different licenses or on a pay-as-you-go basis.
What Microsoft Entra does[1][15][23][25]
Azure Active Directory (Azure AD) was renamed Microsoft Entra ID in 2023. Purchase starts with Microsoft Entra ID P1 or P2 license subscriptions, which can also be purchased as part of a Microsoft 365 E3 or E5 license.
What Microsoft Intune does[1][16][23][25]
Microsoft Intune offers advanced endpoint management and security capabilities available as standalone add-ons or as part of the Intune Suite. Microsoft Intune Plan 1 is the endpoint management solution included in most Microsoft 365 enterprise licenses. Plan 1 covers cross-platform device management, built-in security, mobile application management and endpoint analytics.
What Microsoft Defender Suite does[12]
Microsoft Defender Suite focuses on threat protection and detection and response across endpoints, identities, email and SaaS apps. The integrated security operations center (ISOC) is included in the Defender Suite.
What Microsoft Entra Suite does[15]
Microsoft Entra Suite extends Microsoft 365 E3 or E5 to enable secure workforce use of apps and AI with continuous, adaptive identity and network access controls across employees, apps and networks. Microsoft Entra Suite requires a subscription to Microsoft Entra ID P1 or a package that includes Microsoft Entra ID P1.

What it sells: Sophos

What Sophos Fusion does[6][7][10]
Sophos Fusion integrates natively with Sophos solutions and 500+ third-party technologies. The Sophos Fusion dashboard consolidates all alerts. Fusion AI is the intelligence layer within Sophos Fusion.
What Sophos Firewall does[1][10]
Sophos Firewall includes built-in policies for CIPA and predefined activities. Sophos Firewall includes features like SafeSearch, YouTube restrictions, and keyword filtering. Sophos Firewall uses dynamic firewall rules and lateral movement protection to isolate a compromised host.
What Sophos Managed Detection and Response does[7]
Sophos quotes simple per-user and per-server pricing with no hidden extras. Sophos describes three Response Modes.

Questions about Microsoft and Sophos

What do Microsoft and Sophos sell?
Microsoft sells Microsoft Defender, Microsoft Sentinel, Microsoft Purview, Microsoft Entra, Microsoft Intune and 3 more. Sophos sells Sophos Fusion, Sophos Firewall and Sophos Managed Detection and Response.
Are Microsoft and Sophos in the same category?
Yes. EDR and XDR is the primary category of both on CISO Tribune.
Where are Microsoft and Sophos headquartered?
Microsoft is headquartered in Redmond, United States. Sophos is headquartered in Oxford, United Kingdom.
When were Microsoft and Sophos founded?
Microsoft was founded in 1975.
Who owns Microsoft and Sophos?
Microsoft is a public company listed on NASDAQ as MSFT. Sophos is owned by Thoma Bravo, since 2020.
Which customers do Microsoft and Sophos name?
Microsoft publicly names Best Buy, Danfoss and Oregon State University. Sophos publicly names Jotun, National 9/11 Memorial & Museum, London South Bank University, Town of Gilbert and DFS Group.
Who are Microsoft and Sophos sold to?
From its own pages, Microsoft sells security products for businesses of any size. From its own pages, Sophos sells mainly to distributed and growing enterprises with complex networks, which its XGS 2U firewalls target.
What have Microsoft and Sophos announced recently?
July 29, 2026: Microsoft reported revenue of $90.0 billion for the quarter ended June 30, 2026, up 18% year over year. October 1, 2026: Sophos launched CISO Advantage, an agentic AI service that links security operations to security strategy, rolling out across North America, the UK and Europe.

About Microsoft

Microsoft Defender offers threat prevention, detection and response capabilities. Microsoft Defender coordinates protection across endpoints, identity, email, apps and cloud. Security Copilot agents come ready to use in Microsoft Entra, Microsoft Intune, Microsoft Purview, Microsoft Defender and Microsoft Sentinel.[11][15][16][23]

Microsoft Defender is a threat protection solution designed to protect individuals, businesses and enterprises from malicious cyberthreats. Microsoft Defender has the purpose of preventing, detecting and responding to attacks across devices, identities, applications, email, data, workloads and cloud environments. XDR capabilities are included with eligible Microsoft plans and supported Defender products. Microsoft offers cloud security for hybrid and multicloud environments across the full application lifecycle, from code to runtime. Microsoft offers vulnerability management with continuous vulnerability assessment, risk-based prioritization and remediation. Microsoft offers email and collaboration security against phishing and advanced cyberthreats such as business email compromise.[1][11][12][17][26][27]

Microsoft Defender Suite focuses on threat protection and detection and response across endpoints, identities, email and SaaS apps. The integrated security operations center (ISOC) is included in the Defender Suite. Microsoft Defender Suite is offered on its own or as part of Microsoft 365 E5. Microsoft Defender for Endpoint licenses include protection for up to 5 devices per user license. Microsoft Defender for Office 365 protects against email-based threats and secures collaboration tools including Microsoft Teams, SharePoint and OneDrive. Microsoft offers expert-led services to help defend against threats, build cyber resilience and modernize security operations. Microsoft offers AI-powered threat hunting across endpoints, identities, emails, cloud apps and cloud workloads.[1][11][12][14][19]

Microsoft offers a cloud-native SIEM built for AI. The cloud-native SIEM from Microsoft includes a built-in data lake. Azure Active Directory (Azure AD) was renamed Microsoft Entra ID in 2023. To purchase Microsoft Entra, customers start with Microsoft Entra ID P1 or P2 license subscriptions, which can also be purchased as part of a Microsoft 365 E3 or E5 license. Microsoft Entra Suite extends Microsoft 365 E3 or E5 to enable secure workforce use of apps and AI with continuous, adaptive identity and network access controls across employees, apps and networks. Microsoft Entra Suite requires a subscription to Microsoft Entra ID P1 or a package that includes Microsoft Entra ID P1. Identity Governance enforces least privilege access and automates access lifecycles.[1][12][15][23]

Microsoft Intune offers advanced endpoint management and security capabilities available as standalone add-ons or as part of the Intune Suite. The advanced capabilities include Endpoint Privilege Management (EPM), Enterprise App Management (EAM), Advanced Analytics, Remote Help, Microsoft Cloud PKI, Microsoft Tunnel for Mobile Application Management (MAM), Firmware-over-the-Air (FOTA) updates and Specialized Device Management. Microsoft Intune Plan 1 is the endpoint management solution included in most Microsoft 365 enterprise licenses, covering cross-platform device management, built-in security, mobile application management and endpoint analytics. Select advanced Intune capabilities are now included in Microsoft 365 E3 and E5.[1][16]

Microsoft Purview offers a unified approach to help organizations secure and govern data across their heterogenous data estate. Microsoft Purview enables organizations to secure and govern a data estate across on-premises, multicloud and SaaS environments, and across structured and unstructured data. Microsoft offers data security to discover, classify and protect sensitive data across a data estate. Microsoft Purview features are purchased through different licenses or on a pay-as-you-go basis. Microsoft Purview Suite (formerly Microsoft E5 Compliance Suite) provides advanced data security and compliance capabilities. Microsoft 365 E5 includes Office apps, identity and endpoint protection, and all Microsoft Purview Suite capabilities.[1][13][14][24]

Microsoft 365 Business Premium is a solution for small and medium-sized businesses. Microsoft 365 Business Premium includes Microsoft Defender for Business, Microsoft Defender for Office 365 Plan 1, Microsoft Entra ID Plan 1, Microsoft Intune Plan 1 and Microsoft Purview, along with Outlook, Word, Excel, PowerPoint, Teams, SharePoint, Clipchamp and Copilot Chat. Microsoft points organizations with more than 300 users to its enterprise offerings. Ford Motor Company uses Microsoft Security solutions to protect its data and operations. Providence Care uses Microsoft 365 E5 for healthcare security. Auckland Transport uses Microsoft Security Copilot for citywide cybersecurity. KPMG deployed Microsoft Defender for Cloud and Microsoft Purview for sensitive data that might be exfiltrated or overshared by AI apps.[1][12][13][14][15][17][18][25][26]

Microsoft on the record

Sources

Microsoft full record

  1. [1]Cloud Security Solutions | Microsoft SecurityMicrosoft · undated page, accessed September 27, 2026 · Tier A
  2. [2]AboutMicrosoft · news.microsoft.com · undated page, accessed September 27, 2026 · Tier A
  3. [3]Msft 20240630Microsoft Corporation via SEC EDGAR · sec.gov · undated page, accessed September 27, 2026 · Tier A
  4. [4]7c96b326 33bc 4b84 8abb 7afd7a517ea3Microsoft Corporation · microsoft.gcs-web.com · undated page, accessed September 27, 2026 · Tier A
  5. [5]25053 best buy microsoft sentinelMicrosoft · microsoft.com · published August 25, 2025 · Tier A
  6. [6]22786 danfoss microsoft sentinelMicrosoft · microsoft.com · published March 7, 2025 · Tier A
  7. [7]1747330384796486050 oregon state university microsoft security copilot higher education en united statesMicrosoft · microsoft.com · published March 14, 2024 · Tier A
  8. [8]Microsoft cloud and ai strength fuels fourth quarter results 4Microsoft · news.microsoft.com · published July 29, 2026 · Tier A
  9. [9]Microsoft cloud and ai strength fuels third quarter resultsMicrosoft · news.microsoft.com · published April 29, 2026 · Tier A
  10. [10]Microsoft 365 Reviews 2026: Details, Pricing, & Features - G2G2 · undated page, accessed October 26, 2026 · Tier C
  11. [11]Microsoft Defender—Cybersecurity Solutions | Microsoft SecurityMicrosoft · undated page, accessed November 3, 2026 · Tier A
  12. [12]Microsoft Defender Suite | Microsoft SecurityMicrosoft · undated page, accessed November 3, 2026 · Tier A
  13. [13]Microsoft Purview Suite | Microsoft SecurityMicrosoft · undated page, accessed November 3, 2026 · Tier A
  14. [14]Microsoft Purview Pricing | Microsoft SecurityMicrosoft · undated page, accessed November 3, 2026 · Tier A
  15. [15]Microsoft Entra Pricing | Microsoft SecurityMicrosoft · undated page, accessed November 3, 2026 · Tier A
  16. [16]Microsoft Intune Pricing | Microsoft SecurityMicrosoft · undated page, accessed November 3, 2026 · Tier A
  17. [17]Cybersecurity for small and medium business | Microsoft SecurityMicrosoft · undated page, accessed November 3, 2026 · Tier A
  18. [18]Security Copilot agents in Microsoft 365 E5 | Microsoft SecurityMicrosoft · undated page, accessed November 3, 2026 · Tier A
  19. [19]Microsoft Defender Pricing | Microsoft SecurityMicrosoft · undated page, accessed November 3, 2026 · Tier A
  20. [20]December 2025 announcements - Partner Center announcementsMicrosoft Learn · published December 22, 2025 · Tier A
  21. [21]Rethinking security for the age of AIThe Official Microsoft Blog · published July 27, 2026 · Tier A
  22. [22]Microsoft Reviews, Ratings & Features 2026 | Gartner Peer InsightsGartner Peer Insights · undated page, accessed November 3, 2026 · Tier C
  23. [23]Microsoft 365 Security Enterprise Plans| Microsoft SecurityMicrosoft · undated page, accessed November 10, 2026 · Tier A
  24. [24]Microsoft Purview: Data Security and Governance | Microsoft SecurityMicrosoft · undated page, accessed November 10, 2026 · Tier A
  25. [25]CybersecurityMicrosoft · undated page, accessed November 10, 2026 · Tier A
  26. [26]Microsoft Defender Suite for Microsoft 365 Business Premium | Microsoft SecurityMicrosoft · undated page, accessed November 10, 2026 · Tier A
  27. [27]Microsoft Mobile Phone Authenticator | Microsoft SecurityMicrosoft · undated page, accessed November 10, 2026 · Tier A
  28. [28]Leading Frontier Firm transformation with Microsoft 365 E7: The partner opportunityMicrosoft · published May 1, 2026 · Tier A

Sophos full record

  1. [1]ProductsSophos · sophos.com · undated page, accessed September 27, 2026 · Tier A
  2. [2]Sophos completes secureworks acquisitionSophos · sophos.com · published February 3, 2025 · Tier A
  3. [3]Sophos announces completion of take private acquisition by thoma bravoSophos · sophos.com · published March 2, 2020 · Tier A
  4. [4]Case studiesSophos · sophos.com · undated page, accessed October 10, 2026 · Tier A
  5. [5]Sophos launches ciso advantage bringing ciso level security strategy within reach of every organizationSophos · sophos.com · published October 1, 2026 · Tier A
  6. [6]Sophos fusion ai native cybersecurity defense systemSophos · sophos.com · published July 15, 2026 · Tier A
  7. [7]Sophos: Cyber Resilience for the Agentic AI EraSophos · undated page, accessed October 28, 2026 · Tier A
  8. [8]Sophos Firewall Reviews 2026: Details, Pricing, & Features | G2G2 · undated page, accessed October 28, 2026 · Tier C
  9. [9]Sophos Reviews, Ratings & Features 2026 | Gartner Peer InsightsGartner Peer Insights · undated page, accessed October 28, 2026 · Tier C
  10. [10]School Protection | SophosSophos · undated page, accessed November 4, 2026 · Tier A
  11. [11]XGS Series Firewalls - Distributed Edge - Enterprise & Campus - 2U ModelsSophos · undated page, accessed November 4, 2026 · Tier A
  12. [12]Compare 200 and 1000 Series Sophos Switches - Multi-gigabit ModelsSophos · undated page, accessed November 4, 2026 · Tier A
  13. [13]Free Quote: Sophos MDR for Microsoft DefenderSophos · undated page, accessed November 4, 2026 · Tier A

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