List of the Top 4 Free Managed Detection and Response (MDR) Services in 2026

Guardz is the unified cybersecurity platform built for MSPs. We consolidate the essential security controls, including identities, endpoints, email, awareness, and more, into one AI-native framework designed for operational efficiency. With an identity-centric approach, an elite threat hunting team, and 24/7 AI + human-led MDR, Guardz transforms cybersecurity from reactive defense into proactive protection.

Through collaboration, we can robustly address cyber threats at every point within an organization, regardless of where the threats arise. Cybereason provides unmatched visibility and accurate detection of both known and unknown dangers, enabling security teams to leverage true preventive measures. The platform delivers extensive context and insights from the entire network, allowing defenders to evolve into proficient threat hunters capable of uncovering hidden attacks. With just a single click, Cybereason significantly reduces the time required for defenders to investigate and remedy incidents, utilizing both automation and guided assistance. By analyzing an impressive 80 million events every second, Cybereason functions at a scale that is 100 times larger than many of its competitors, which leads to a remarkable decrease in investigation duration by up to 93%. This swift capability empowers defenders to tackle new threats in just minutes rather than days, transforming how organizations respond to cyber challenges. Ultimately, Cybereason sets a new benchmark for threat detection and response, fostering a more secure digital environment for everyone involved. Moreover, this innovative approach not only enhances the efficiency of security operations but also promotes a proactive stance in the ever-evolving landscape of cyber threats.

Defendify is a highly acclaimed, comprehensive Cybersecurity® SaaS platform tailored for organizations that are experiencing increasing security demands. This innovative platform is crafted to integrate various facets of cybersecurity into a unified solution, all backed by professional support. ● Detection & Response: Mitigate cyber threats with round-the-clock monitoring and intervention from experienced cybersecurity professionals. ● Policies & Training: Enhance cybersecurity awareness by implementing consistent phishing drills, educational training sessions, and stringent security protocols. ● Assessments & Testing: Identify and address vulnerabilities in a proactive manner through regular assessments, testing, and scanning of networks, endpoints, mobile devices, emails, and other cloud applications. Defendify offers a robust solution comprising three layers and thirteen modules within a single subscription for comprehensive cybersecurity management. Organizations can rest assured knowing they have a complete cybersecurity strategy in place, enhancing their overall resilience against potential threats.

Security teams have the capability to utilize the Infocyte Managed Response Platform to identify and address cyber threats and vulnerabilities present in their networks. This versatile platform supports a range of environments, including physical, virtual, and serverless assets. Our Managed Detection and Response (MDR) platform provides features such as asset and application discovery, automated threat hunting, and on-demand incident response. By implementing these proactive cybersecurity strategies, organizations can significantly decrease the time attackers remain undetected, mitigate overall risk, ensure compliance with regulations, and enhance the efficiency of their security operations. Furthermore, these tools empower security teams to stay one step ahead of potential threats.