Silverfort Authentication Firewall is a commercial identity threat detection and response solution by Silverfort. Zscaler Identity Protection is a commercial identity threat detection and response solution by Zscaler. Features, integrations, deployment and the company behind each one, side by side.
What our shortlists say about the one we picked.
Best for: Zscaler customers wanting identity risk checks
It belongs on this list if you already run Zscaler, because it switches on in the agent your devices already run and can contain an attack through the access rules you already enforce. It also helps you fix Active Directory risks with step-by-step scripts. Outside Zscaler, it has little reason to be your first choice.
From Best ITDR Solutions for Business, Fall 2026
Reviewed by Nika (Nikoloz) Kokhreidze.
Identity-based access control & segmentation to block lateral movement
ITDR solution for continuous identity monitoring and threat detection
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Based on what each listing shows: deployment, company size, price and open source.
Silverfort Authentication Firewall fits if you need both cloud and on-premises options.
Zscaler Identity Protection fits if you want a cloud product.
Common questions when comparing Silverfort Authentication Firewall vs Zscaler Identity Protection for identity threat detection and response.
Silverfort Authentication Firewall: Identity-based access control & segmentation to block lateral movement. Built by Silverfort.
Zscaler Identity Protection: ITDR solution for continuous identity monitoring and threat detection. Built by Zscaler.
The table above shows where their features, integrations, deployment and company size fit differ.
Silverfort Authentication Firewall is made by Silverfort. Zscaler Identity Protection is made by Zscaler. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. Silverfort Authentication Firewall and Zscaler Identity Protection are both Identity Threat Detection and Response products, and both cover Active Directory. Use the table above to see where features, deployment and company size fit differ.
Need the answer fast? Best ITDR Solutions for Business picks Microsoft Defender for Identity, CrowdStrike Falcon Next-Gen Identity Security, SentinelOne Singularity Identity Security and 4 more.See the shortlist
