Overview

Detect more threats and respond faster around-the-clock

Activate AI-powered detection engineering, threat intelligence, research, and hunting teams to keep you ahead of emerging and advanced threats. Enrich investigations with ZIA context and automatically enforce ZIA policies to contain threats faster.

eliminate-noise
Eliminate noise

and focus on real threats

Maintain 24/7 coverage
Maintain 24/7 coverage

so your team can sleep at night

trusted-partner
Rely on a trusted partner

when you need experience and expertise

The Problem

SOCs must scale protection without adding headcount

The attack surface keeps expanding across networks, endpoints, identities, cloud infrastructure, and now AI applications. However, security team sizes are stagnant or shrinking, forcing SOC teams to triage more alerts, work longer hours, and accept coverage gaps.

Product Overview

Activate 24/7 experts and AI agents

Managed Detection & Response (MDR) taps our in-house experts to detect, manage, respond to, and remediate threats at scale for your organization, freeing your team to focus on other things.

 

Leveraging our Agentic SecOps platform and supported by agentic workflows and deep ZIA integration, our experts deliver high-fidelity, actionable detections with comprehensive response catered to your organization, so you can move faster from detection to containment with the employees you already have.

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Benefits

Focus on active threats and business-specific risks

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Detect 4x more threats

Find threats your point solutions miss.

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Reduce noise by 99%+

Eliminate false positives to focus on signals (not noise).

clear-insights
Act on clear insights and intelligence

Take precise next steps with threat intel and ZIA network and user insights.

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Respond 10x faster

Contain threats with expert guidance, automation, and hands-on-keyboard support.

Solution Details

AI agents

AI agents perform triage, enrichment, investigation, and more so your team can move from alert to action faster.

 

Meet our agents

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Automated alert triage

Enrich alerts with device context, user login history, IP intelligence, and more before triaging.

Agentic tuning

Filter out difficult-to-tune alerts with short natural language prompts.

Accelerated investigations

Automatically ask and answer critical investigative questions before they get to your team.

Response recommendations

Provide guidance for containment, eradication, and hardening specific to each threat detected.

Elite expertise

Activate a 24/7 team of detection and response specialists who validate threats, reduce noise, and help you handle advanced attacks without adding headcount.

 

2026 Threat Detection Report

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Detection & response engineering

Continuously develop analytics for high-fidelity detections and optimize processes for efficient responses.

Threat intelligence

Translate attacker tactics and trends into clear detection priorities and practical guidance, with context your analysts can act on immediately.

Threat hunting

Augment ZIA-focused hunting with threat hunting across your clouds, endpoints, and identities, receiving scoped findings with evidence and next steps.

Threat research

Track new techniques, tools, and campaigns, and feed learnings back into detection and response engineering processes.

Automation

Stop threats faster with no-code, customizable playbooks

 

Automated playbooks

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Network, endpoint, and identity threat containment

Automatically block URLs and IoCs via ZIA, isolate endpoints via EDR, suspend users via your IDP, and more.

No-code playbooks

Configure triggers and actions in minutes without scripting.

Human-in-the-loop controls

Require your team’s approval for response actions to maintain oversight.

Workflow integration

Send MDR alerts to your SIEM, SOAR, or ITSM platform to align with your existing workflows.

Reporting

Visualize detection, response and hunting outcomes and how you compare to similar organizations.

 

Watch the video

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Speed and accuracy

Understand how fast and accurate your detection and response program is, and how it’s changed over time

Hunt outcomes

View writeups of every threat hunt’s hypothesis, observations, recommendations, and findings

Industry baselining

Learn how your threat posture compares to similar organizations across industry, employee count, and the entire MDR customer base

Trending threats and groups

Determine the adversaries and tools most commonly targeting your organization and compare those trends to MDR customers from your industry

Use Cases

Proven protection that never clocks out

Stop ransomware

Stay ahead of modern ransomware. See how MDR provides high-fidelity detection of ransomware precursors, rapid containment and remediation of threats before impact, transparent threat hunting, and reporting on threat group and tool prevalence in your environment.

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Streamline your response to user-reported phishing attempts. See how Zscaler combines AI and human expert analysis to analyze reported phishing emails, as well as how we make it easy to analyze reported phishing trends and send customized user feedback automatically.

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Simplify cloud threat detection in complex environments. Zscaler MDR unifies data from AWS, GCP, Azure, and leading cloud security tools like Wiz to detect and stop cloud threats before impact. Our comprehensive integrations and 24×7 cloud security expertise help you manage your entire cloud attack surface—from control plane to workload—proactively addressing both active threats and risks like vulnerable software, misconfigurations, and toxic combinations.

Store logs cost-effectively

Gain cost-effective storage that improves your security posture. See how you can store MDR data or other raw data (JSON, syslog messages, anything line delimited that you can write to an S3 bucket) for any length of time specified by you. You can query that data yourself or let Zscaler MDR leverage those sources for our threat investigations.

The Zscaler Platform

The cybersecurity platform for the AI Age - built on Zero Trust to protect users, workloads, branches and devices through the world’s largest inline security cloud.

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Data Security

Secure data everywhere, with comprehensive visibility and controls across all channels.

AI Security

Embrace AI with confidence using Zscaler AI Protect, a unified solution to secure AI at scale.

Agentic SecOps

Draw on insights from the world’s largest inline security cloud and third-party sources to assess risk and detect and contain breaches.

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Red Canary caught something that we would have otherwise missed…It’s not something that Microsoft 365 Defender alone would catch.
, Cyber Incident Response Team (CIRT), Dupont
ansys
We know that when it’s ‘go time’, they’re not going to panic. They’re going to execute in a very disciplined manner.
, Dave Coughanour VP of Cybersecurity Ansys
microchip
Thanks to Red Canary, we haven’t had to fight the fires that other companies do, and it’s allowed us to focus on strategic business initiatives.
, Robert Williams Chief Information Security Officer Microchip
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... it makes us feel more confident in doing our work and knowing we’re protecting the business.
, Jason Thomas Senior IT Security Analyst Henny Penney

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FAQ

MDR is a cybersecurity service that helps organizations rapidly detect, analyze, and mitigate cyber threats. It goes beyond simple monitoring, taking that extra step to investigate and remediate threats before they can have a negative impact.

MDR integrates with a wide range of security tools to provide comprehensive detection and response across your environment. Find the list of MDR integrations here.

No, MDR doesn’t replace your existing SOC. MDR complements and enhances your existing SOC. Think of us as your trusted partner, offering the expertise, tools, and support needed to make your SOC more efficient.

MDR can integrate with Zscaler Internet Access (ZIA) to automatically enrich investigations with web and firewall telemetry, including user and application context, so you can confirm threats faster without pivoting between tools. When a threat is confirmed, MDR can also trigger automatic response actions in ZIA—such as blocking malicious domains, URLs, or IPs—to help contain risk quickly and consistently across users.