Saturday, July 20 2024

What is Extended Detection and Response and how does it work?

Extended Detection and Response (XDR) is a cybersecurity system that gathers information from different places like computers, networks and emails. Unlike other security tools that focus on one area like computers or networks, XDR looks at everything together. The comprehensive approach helps to find and deal with cyber threats more effectively across an IT system.

The system collects data from the various sources and then checks it in real-time using analytics, machine learning and threat intelligence. XDR connects events that might seem unrelated to uncover complicated cyberattacks. For example, if someone’s computer acts strange by accessing important data from the wrong place, XDR can link this with other suspicious things happening on the network and in emails if it is part of a bigger pattern. The strange behavior triggers alerts that inform security experts about a possible security problem.

XDR spots both known and unknown threats by looking at threat reports, behavior analysis and known patterns of attacks. When it finds a threat, XDR tells analysts how the attack happened, which systems are affected and when it occurred. It also lets organizations quickly respond to attacks either automatically or manually. The automated responses could mean isolating affected computers, stopping malicious internet traffic or putting suspicious files in quarantine. The aim is to reduce the damage from security problems and stop it from spreading.

Moreover, XDR learns from past incidents and adjusts its ability to find and respond to threats as they change. By using feedback and data analysis, XDR gets better at protecting one’s business against cyber threats over time.

Why is it useful?

In the world of cybersecurity, companies face a constant stream of evolving and complex threats. XDR security has emerged as a comprehensive solution to tackle these challenges. Unlike traditional security methods, XDR brings together data from different places to give a complete picture of possible threats. The all-encompassing approach helps businesses find, investigate and deal with security issues more effectively, lowering the chances of data breaches and disruptions.

One big advantage of XDR is its proactive approach to hunting for threats. By using analytics and machine learning, XDR can spot suspicious patterns and behaviors that might signal an upcoming attack. The earlier alert system means businesses can act before a threat hits, strengthening their overall security posture and keeping up with the ever-changing cyber threat landscape.

What companies provide XDR services? How do they differ from each other?

Different companies provide XDR services with their own methods and features. Although their goal is to enhance threat detection, investigation and response, they vary in how they can be set up, how well they can work with other systems, how much they automate tasks, how deeply they analyze data and which types of devices they support. Some companies prefer cloud-based solutions as they can easily grow as needed while others prefer to keep their systems on-site to meet specific rules about how data is handled.


Microsoft Defender XDR by Microsoft has been reviewed to have strong threat detection capabilities but limited compatibility with non-Microsoft environments.


●  Offers robust cloud protection.

●  Exceptional customer support ensures assistance when needed.

●  Live reporting of suspicious activity

●  Comprehensive endpoint visibility

●  Unified view of threats and automated threat detection and response


●  Difficult to learn and use, especially without a dedicated IT team

●  Lack of forensic analytical capabilities

●  Common occurrence of false positives, leading to alert fatigue

●  Complicated integration with non-Microsoft third-party applications

●  Difficulties in customizing settings for an organization’s needs


Singularity XDR by SentinelOne is celebrated for its advanced threat detection and response features though some users have expressed frustration with its pricing structure.


●  Unified protection across endpoints, networks and clouds.

●  Advanced AI-driven threat detection and response

●  Real-time visibility and control through a centralized dashboard

●  Continuous updates for staying ahead of evolving threats

●  Protects Volume Shadow Copy Service data (VSS) and helps find lost files easily.


●  Limited customization of reports

●  Compatibility issues with third-party solutions

●  False alarms happen repeatedly.

●  Limited transparency into AI decision-making

●  Complicated price options

Trend Micro

Trend Micro XDR by Trend Micro has users praising its seamless integration across different environments. However, some have noted occasional delays in threat detection and response times as areas for improvement.


●  Efficiently separates network and endpoint data during setup

●  Provides actionable insights through detailed analytics

●  Built-in sandboxing and synchronization

●  Integrates data across multiple systems

●  Centralized dashboard offers comprehensive insight.


●  Limited Customization

●  Slow threat detection

●  Requires significant system resources.

●  Initial deployment could be intricate and time-consuming.

●  Challenge in integrating with certain third-party platforms


Cynet 360 Auto XDR by Cynet offers comprehensive cybersecurity protection through automated detection and response mechanisms, but users often express that it is complex to set up and navigate.


●  Single platform integration simplifies management.

●  Automated threat detection and response features

●  Spot tricky and sophisticated threats

●  Easy set up and control

●  Continuous monitoring and threat hunting capabilities


●  Integration with third-party security solutions may be limited.

●  Complex navigation may require training.

●  Limited customization

●  Occasional false positives may require manual verification.

Palo Alto Networks

Cortex XDR by Palo Alto Networks is liked for its ability to provide centralized visibility and control across multiple endpoints and networks. However, some users find its resource consumption to be high, impacting system performance during peak loads.


●  Efficiently connects events from endpoint and network devices for analysis.

●  User-friendly interface ensures accessibility.

●  Easy device integration enhances efficiency.

●  Quickly isolates devices for threat containment.


●  Heavily consumes computer’s power, memory and internet connection.

●  Some users reported less satisfactory customer service.

●  Limited training materials may hinder proficiency.

●  Inconsistencies seen in threat detection updates.

●  Delays observed in historical data retrieval.

Future of XDR

According to the MarketsandMarkets report Comprehensive Forecast: Global XDR Market Segmentation and Growth 2028 the global XDR market is expected to grow from 1.7 billion USD in 2023 to 8.8 billion USD by 2028. The growth is fueled by factors like the evolving cyber threat landscape, the shift from EDR to XDR and the growing complexity of IT systems.

Cloud-based XDR solutions are also gaining popularity due to their scalability, cost-efficiency and ease of deployment. Small and medium-sized enterprises (SMEs) are leading in XDR adoption, benefiting from cost-effectiveness and simplified management.

Combined, these facts indicate that XDR is not only here to stay but bound to become a more significant part of businesses’ cybersecurity operations.

Explore CISOstack for in-depth insights, practical tips, and expert interviews on the latest cyber threats. Subscribe for regular updates to keep your company ahead in digital defense. Stay informed and secure with us.


Best Managed Detection and Response (MDR) Solutions


Fidelis Elevate: A Deep Dive

Check Also


Don’t Miss

Sevco Security Platform Product Review

Ellie Buscemi

What is the Sevco Security Platform? The Sevco Security Platform is a cyber asset attack service management (CAASM) product that focuses on aggregating and correlating data from across a company’s cybersecurity infrastructure to give cybersecurity professionals a better sense of what the company’s infrastructure looks like as a whole. The platform’s sources include a company’s […]

Cyber Deals: Huntress, Cyberhaven, and SpyCloud


Cybersecurity Surge: Top Funding Rounds and Strategic Acquisitions Fuel Growth in AI, Cloud Security, and Threat Prevention Solutions

Fidelis Elevate: A Deep Dive

Ellie Buscemi

What is Fidelis Elevate? Fidelis Elevate is an open extended detection and response (open XDR) solution focusing on network protection, endpoint security, and cyber attacker deception. The platform aims to protect various elements of a company’s infrastructure, such as devices and servers while tracking suspicious behavior and preventing access to cyber criminals. What features does […]

Partially closed laptop screen

Best Extended Detection and Response (XDR) Solutions

Lara Oporto

What is Extended Detection and Response and how does it work? Extended Detection and Response (XDR) is a cybersecurity system that gathers information from different places like computers, networks and emails. Unlike other security tools that focus on one area like computers or networks, XDR looks at everything together. The comprehensive approach helps to find […]

Close up of computer chip

Best Managed Detection and Response (MDR) Solutions

Lara Oporto

What is Managed Detection and Response? Managed Detection and Response (MDR) is a cybersecurity service that provides continuous monitoring, threat detection and incident response capabilities. MDR achieves these capabilities through the deployment of advanced technologies such as machine learning and behavioral analytics as well as analysis from security professionals. MDR is a cybersecurity service that […]

Best Hyperconverged Infrastructure Software

Ellie Buscemi

What is Hyperconverged Infrastructure and how does it work? Hyperconverged infrastructure (HCI) is a software that provides computing, storage and network operations for a company from a single point on a company’s hardware. Originally, computing, storage and network operations were divided in a company’s hardware infrastructure and potentially provided by separate vendors with different management […]