# Microsoft Defender for Identity vs SURF Security Enterprise Browser: side-by-side comparison (2026) [Microsoft Defender for Identity](https://cybersectools.com/tools/microsoft-defender-for-identity) is a commercial [identity threat detection and response](https://cybersectools.com/categories/itdr) solution by [Microsoft](https://cybersectools.com/companies/microsoft). [SURF Security Enterprise Browser](https://cybersectools.com/tools/surf-security-enterprise-browser) is a commercial [secure enterprise browsers](https://cybersectools.com/categories/secure-enterprise-browsers) solution by [SURF Security](https://cybersectools.com/companies/surf-security). Features, integrations, deployment and the company behind each one, side by side. ## Our take What our shortlists say about the one we picked. ### [Microsoft Defender for Identity](https://cybersectools.com/tools/microsoft-defender-for-identity) Best for: Microsoft shops with on-premises Active Directory It leads this list because most companies still run on-premises Active Directory, and this product watches it from the inside while feeding the same Defender incidents your analysts already work. If you are a Microsoft shop, it is often the shortest path to identity detection. If your endpoint and SOC stack is not Microsoft, weigh how much of that value carries over. From [Best ITDR Solutions for Business](https://cybersectools.com/shortlists/best-itdr-solutions), Fall 2026. Reviewed by [Nika (Nikoloz) Kokhreidze](https://cybersectools.com/about). Need the answer fast? [Best ITDR Solutions for Business](https://cybersectools.com/shortlists/best-itdr-solutions) picks Microsoft Defender for Identity, CrowdStrike Falcon Next-Gen Identity Security, SentinelOne Singularity Identity Security and 4 more. ## Side-by-side comparison | | Microsoft Defender for Identity | SURF Security Enterprise Browser | |---|---|---| | Pricing model | Commercial | Commercial | | Category | Identity Threat Detection and Response | Secure Enterprise Browsers | | Verified | No | No | | Deployment type | Hybrid | Cloud | | Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise | | Company | Microsoft | SURF Security | | Headquarters | – | – | ### Use cases and capabilities | | Microsoft Defender for Identity | SURF Security Enterprise Browser | |---|---|---| | Active Directory | Yes | – | | Attack Detection | Yes | – | | Microsoft | Yes | – | | Browser Security | – | Yes | | ZTNA | – | Yes | | BYOD | – | Yes | | Content Filtering | – | Yes | ### Core features **Microsoft Defender for Identity** 8 features listed. Sign in on the page to see them. **SURF Security Enterprise Browser** 10 features listed. Sign in on the page to see them. ### Integrations **Microsoft Defender for Identity** 5 integrations listed. Sign in on the page to see them. **SURF Security Enterprise Browser** 3 integrations listed. Sign in on the page to see them. ## Which one fits you Based on what each listing shows: deployment, company size, price and open source. - [Microsoft Defender for Identity](https://cybersectools.com/tools/microsoft-defender-for-identity) fits if you need both cloud and on-premises options. - [SURF Security Enterprise Browser](https://cybersectools.com/tools/surf-security-enterprise-browser) fits if you want a cloud product. ## Microsoft Defender for Identity vs SURF Security Enterprise Browser FAQ Common questions when comparing Microsoft Defender for Identity vs SURF Security Enterprise Browser for identity threat detection and response. ### What is the difference between Microsoft Defender for Identity and SURF Security Enterprise Browser? **Microsoft Defender for Identity**: Identity threat detection and response solution for Active Directory. Built by Microsoft. **SURF Security Enterprise Browser**: Zero-trust enterprise browser securing users & apps without proxy infra. Built by SURF Security. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes Microsoft Defender for Identity and SURF Security Enterprise Browser? **Microsoft Defender for Identity** is made by Microsoft. **SURF Security Enterprise Browser** is made by SURF Security. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is Microsoft Defender for Identity a good alternative to SURF Security Enterprise Browser? In part. Microsoft Defender for Identity and SURF Security Enterprise Browser are not in the same category on CybersecTools. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [Microsoft Defender for Identity vs Netwrix Identity Threat Detection & Response](https://cybersectools.com/compare/microsoft-defender-for-identity-vs-netwrix-identity-threat-detection-and-response) - [Microsoft Defender for Identity vs 芯盾时代 (TrusFort)](https://cybersectools.com/compare/microsoft-defender-for-identity-vs-trusfort) - [Microsoft Defender for Identity vs Semperis AI-Powered Identity Security](https://cybersectools.com/compare/microsoft-defender-for-identity-vs-semperis-ai-powered-identity-security) - [SURF Security Enterprise Browser vs Netwrix Identity Threat Detection & Response](https://cybersectools.com/compare/netwrix-identity-threat-detection-and-response-vs-surf-security-enterprise-browser) - [SURF Security Enterprise Browser vs 芯盾时代 (TrusFort)](https://cybersectools.com/compare/surf-security-enterprise-browser-vs-trusfort) - [SURF Security Enterprise Browser vs Semperis AI-Powered Identity Security](https://cybersectools.com/compare/semperis-ai-powered-identity-security-vs-surf-security-enterprise-browser) ## Alternatives to each - [See all Microsoft Defender for Identity alternatives](https://cybersectools.com/alternatives/microsoft-defender-for-identity) - [See all SURF Security Enterprise Browser alternatives](https://cybersectools.com/alternatives/surf-security-enterprise-browser) --- Source: https://cybersectools.com/compare/microsoft-defender-for-identity-vs-surf-security-enterprise-browser For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/microsoft-defender-for-identity.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on Microsoft Defender for Identity and SURF Security Enterprise Browser: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md