{"id":9992,"date":"2026-02-03T10:54:13","date_gmt":"2026-02-03T10:54:13","guid":{"rendered":"https:\/\/www.quickheal.co.in\/knowledge-centre\/?p=9992"},"modified":"2026-02-03T10:54:31","modified_gmt":"2026-02-03T10:54:31","slug":"what-is-endpoint-detection-and-response","status":"publish","type":"post","link":"https:\/\/www.quickheal.co.in\/knowledge-centre\/what-is-endpoint-detection-and-response\/","title":{"rendered":"What Is Endpoint Detection and Response (EDR)?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"9992\" class=\"elementor elementor-9992\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-75d9836 e-flex e-con-boxed e-con e-parent\" data-id=\"75d9836\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\" data-core-v316-plus=\"true\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-30d9205 elementor-widget elementor-widget-text-editor\" data-id=\"30d9205\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.16.0 - 17-10-2023 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#69727d;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#69727d;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p><span style=\"font-weight: 400\">The <\/span>endpoint detection and response<span style=\"font-weight: 400\"> (EDR) is a security tool that monitors computers, laptops, mobile phones and any other device connected to the internet for suspicious activities. It provides real-time visibility into threats like malware or ransomware and enables rapid investigation and response. For example, if a server begins running unknown software, EDR tools can detect the behaviour and stop the threat immediately.<\/span><\/p><h2><b>Why EDR Is Important in Modern Cybersecurity?<\/b><\/h2><p><span style=\"font-weight: 400\">Older cybersecurity systems, like signature-based antivirus solutions, have certain limitations. These antivirus solutions compare the system\u2019s data and files against identified malware, which makes them ineffective for modern systems. Today, attackers use malware attacks that spread rapidly, fileless attacks that run in memory without any obvious traces and zero-day threats.<\/span><\/p><p><span style=\"font-weight: 400\">Malware is suspicious software that can harm or disrupt system processes, steal data or gain unauthorised access to a computer network. <\/span>EDR in cyber security<span style=\"font-weight: 400\"> addresses this gap by continuously monitoring system behaviour, identifying unusual activities and instantly eliminating the process to stay protected from further damage.<\/span><\/p><h2><b>How EDR Works?<\/b><\/h2><p><span style=\"font-weight: 400\">EDR works as a continuous loop of visibility, detection, investigation and response. <\/span>Endpoint detection and response tools<span style=\"font-weight: 400\"> record what happens on each endpoint, analyse real-time behaviour and then stop the attack if malicious activities are detected.<\/span><\/p><h3><b>Continuous Endpoint Data Collection<\/b><\/h3><p>EDR<span style=\"font-weight: 400\"> tools are deployed on servers and computers to continuously collect telemetry data. This data includes which applications run, when files are created or changed, user logins and logouts, network connections, registry edits and other system events. This data set provides a comprehensive view of the device\u2019s usage pattern.<\/span><\/p><p><span style=\"font-weight: 400\">Telemetry data is then sent to centralised <\/span>EDR solutions<span style=\"font-weight: 400\"> for analysis. This constant visibility allows EDR tools to build a normal activity baseline for each endpoint to spot unusual behaviour.<\/span><\/p><h3><b>Behaviour-Based Threat Detection<\/b><\/h3><p><span style=\"font-weight: 400\">Once the telemetry day is collected, the EDR tool identifies patterns that indicate malicious activities on computers and servers. Some of the identified potentially harmful activities on <\/span><a href=\"https:\/\/www.seqrite.com\/endpoint-detection-response-edr\/\">endpoint protection demos<\/a><span style=\"font-weight: 400\"> are abnormal process execution, privilege escalation or unexpected communication with external systems. To mitigate such systemwide malfunction, EDR immediately recognises these patterns and takes necessary steps.<\/span><\/p><h3><b>Investigation and Threat Analysis<\/b><\/h3><p><span style=\"font-weight: 400\">If any suspicious activity is detected within the system, EDR cybersecurity tools create an activity log to give end users or administrators a detailed context to support cyberattack investigation. Security teams can review timelines, affected files, user actions and related endpoints from the collected activity log. It helps to identify how the threat has entered the system, what the malware has accessed and how far it may spread to ensure a <\/span><a href=\"https:\/\/www.quickheal.co.in\/home-users\/quick-heal-internet-security\">secure internet<\/a><span style=\"font-weight: 400\"> access.<\/span><\/p><h3><b>Automated Response and Containment<\/b><\/h3><p><span style=\"font-weight: 400\">Depending on the configuration policies, EDR tools can take the following steps:<\/span><\/p><ul><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Isolation of the affected endpoint.<\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Force stop of malicious processes.<\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Blocking suspicious network connections.<\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Quarantine harmful files.<\/span><\/li><\/ul><p><span style=\"font-weight: 400\">These actions reflect the practical <\/span>EDR meaning<span style=\"font-weight: 400\">, which combines detection with immediate remediation.<\/span><\/p><h2><b>Common Threats EDR Can Detect<\/b><\/h2><p><span style=\"font-weight: 400\">EDR systems detect malicious website or application actions on devices by analysing suspicious user behaviour. This approach makes it effective against the following stealthy attack types to strengthen <\/span><a href=\"https:\/\/www.quickheal.co.in\/home-users\/quick-heal-total-security\/\">security for devices<\/a><span style=\"font-weight: 400\">:<\/span><\/p><ul><li style=\"font-weight: 400\"><b>Zero-day Attacks:<\/b><span style=\"font-weight: 400\"> EDR systems look for abnormal or unauthorised activity within computers for zero-day threat detection when they are connected to the internet, a user plugs in a USB device or when an application runs.<\/span><\/li><li style=\"font-weight: 400\"><b>Insider Threats:<\/b><span style=\"font-weight: 400\"> EDR flags unusual user behaviour, some of these activities include access to sensitive files outside usual login hours, large data transfers or attempts to bypass security controls.<\/span><\/li><li style=\"font-weight: 400\"><b>Ransomware:<\/b> EDR security<span style=\"font-weight: 400\"> systems detect the unauthorised file encryption, unusual file access behaviour and application usage that resembles known ransomware attacks.<\/span><\/li><li style=\"font-weight: 400\"><b>Advanced Persistent Threat (APT):<\/b><span style=\"font-weight: 400\"> APT refers to an attack campaign during which an attacker or a group of attackers steals sensitive information or modifies systems over an extended duration of time. EDR tools detect APTs by tracking repeated use of persistence mechanisms, credential abuse, and lateral movement across endpoints.<\/span><\/li><\/ul><h2><b>EDR vs Traditional Antivirus: What\u2019s the Difference?<\/b><\/h2><p><span style=\"font-weight: 400\">EDR and traditional antivirus solutions provide cyber protection on different levels. The following differences help you understand how they work and in which situations they are preferred:<\/span><\/p><table><tbody><tr><td><p><b>Feature<\/b><\/p><\/td><td><p><b>Antivirus<\/b><\/p><\/td><td><p><b>End point Detection and Response (EDR)<\/b><\/p><\/td><\/tr><tr><td><p><span style=\"font-weight: 400\">Detection<\/span><\/p><\/td><td><p><span style=\"font-weight: 400\">Signature-based<\/span><\/p><\/td><td><p><span style=\"font-weight: 400\">Matches files against known malware signatures<\/span><\/p><\/td><\/tr><tr><td><p><span style=\"font-weight: 400\">Visibility<\/span><\/p><\/td><td><p><span style=\"font-weight: 400\">Limited to the endpoint<\/span><\/p><\/td><td><p><span style=\"font-weight: 400\">Provides full process, user, file and network activity on endpoints<\/span><\/p><\/td><\/tr><tr><td><p><span style=\"font-weight: 400\">Response Actions<\/span><\/p><\/td><td><p><span style=\"font-weight: 400\">Quarantine and delete files<\/span><\/p><\/td><td><p><span style=\"font-weight: 400\">Can isolate devices, stop processes and contain threats automatically<\/span><\/p><\/td><\/tr><tr><td><p><span style=\"font-weight: 400\">Threat coverage<\/span><\/p><\/td><td><p><span style=\"font-weight: 400\">Primarily detects known malware<\/span><\/p><\/td><td><p><span style=\"font-weight: 400\">Detects ransomware, fileless attacks, zero-day exploits and lateral movement<\/span><\/p><\/td><\/tr><tr><td><p><span style=\"font-weight: 400\">Operational use<\/span><\/p><\/td><td><p><span style=\"font-weight: 400\">Focused on prevention<\/span><\/p><\/td><td><p><span style=\"font-weight: 400\">Supports detection, investigation and response<\/span><\/p><\/td><\/tr><\/tbody><\/table><h2><b>Is EDR Suitable for Small and Mid-Sized Businesses?<\/b><\/h2><p><span style=\"font-weight: 400\">Most of the small and medium-sized businesses (SMBs) in the retail sector use computers to receive digital receipts of product delivery. These systems are often protected by security measures such as using <\/span><a href=\"https:\/\/www.quickheal.co.in\/\">antivirus softwares<\/a><span style=\"font-weight: 400\">. The usage of digital services also extends to manufacturing, service-based and technology\/innovation firms.<\/span><\/p><p><span style=\"font-weight: 400\">If any crucial device is compromised, attackers can steal data, disrupt operations or spread harm to other systems. <\/span>EDR (endpoint detection and response)<span style=\"font-weight: 400\"> tools help SMBs detect cyberthreats such as ransomware, fileless malware and credential-based attacks by continuously monitoring endpoint behaviour.<\/span><\/p><h2><b>Stay Protected with Advanced Endpoint Security<\/b><\/h2><p><span style=\"font-weight: 400\">Strong endpoint security and <\/span><a href=\"https:\/\/www.quickheal.co.in\/knowledge-centre\/cyber-security-awareness-2026-stay-safe-online\/\">cyber security awareness<\/a><span style=\"font-weight: 400\"> are a necessity for businesses to protect sensitive data from both known and unknown malware. The prime targets of data breaches are desktops, laptops, servers and mobile devices, each of them are often targeted by hackers to steal or harm organisations\u2019 data. Proactive endpoint protection helps organisations to detect suspicious activities early and respond before damage can occur.<\/span><\/p><p><span style=\"font-weight: 400\">Thus, investing in advanced security solutions like Quick Heal\u2019s <\/span><a href=\"https:\/\/www.quickheal.co.in\/quick-heal-antifraud\/\">AntiFraud<\/a><span style=\"font-weight: 400\">.Ai offers dark web monitoring and scam protection from phishing link scams with additional web protection features.<\/span><\/p><h2><b>Conclusion<\/b><\/h2><p><span style=\"font-weight: 400\">As cyberthreats are rising due to the increasing remote work, Internet of Things (IoT) usage and digital payments, <\/span>EDR<span style=\"font-weight: 400\"> tools become an essential protection to safeguard sensitive data. It offers continuous device monitoring, detailed investigation and rapid response to suspicious activities. This proactive approach helps both organisations and individuals to detect attacks early.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3a176f0 elementor-widget elementor-widget-mgz-section-title\" data-id=\"3a176f0\" data-element_type=\"widget\" data-widget_type=\"mgz-section-title.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t    <h2 class=\"tx-section-heading mb-30\">\r\n        <span>Frequently Asked Questions<\/span>\r\n    <\/h2>\r\n\t    \t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-29b7fa8 elementor-widget elementor-widget-mgz-faq-widget\" data-id=\"29b7fa8\" data-element_type=\"widget\" data-widget_type=\"mgz-faq-widget.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\r\n    <div class=\"faq_wrap\">\r\n        <ul class=\"accordion_box clearfix\">\r\n                        <li class=\"accordion block\">\r\n                <div class=\"acc-btn\">\r\n                    What is EDR in cybersecurity?                <\/div>\r\n                <div class=\"acc_body \">\r\n                    <div class=\"content\">\r\n                        <p><p>EDR solutions<span style=\"font-weight: 400\"> are used to detect emerging threats that can steal or harm organisational or personal data stored in mobiles, computers and servers. It detects suspicious activity patterns on applications and immediately stops the execution of malicious code.<\/span><\/p><\/p>\r\n                    <\/div>\r\n                <\/div>\r\n            <\/li>\r\n                        <li class=\"accordion block\">\r\n                <div class=\"acc-btn\">\r\n                    Is EDR a necessary protection for devices connected to the internet, along with antivirus protection?                <\/div>\r\n                <div class=\"acc_body \">\r\n                    <div class=\"content\">\r\n                        <p><p><span style=\"font-weight: 400\">Yes, EDR systems are useful for computers and servers with regular antivirus protection. It detects fileless and zero-day threats to protect these devices from emerging cyberthreats.<\/span><\/p><\/p>\r\n                    <\/div>\r\n                <\/div>\r\n            <\/li>\r\n                        <li class=\"accordion block\">\r\n                <div class=\"acc-btn\">\r\n                    Can EDR help respond to cyber incidents quickly?                <\/div>\r\n                <div class=\"acc_body \">\r\n                    <div class=\"content\">\r\n                        <p><p><span style=\"font-weight: 400\">Yes, EDR can rapidly respond to threats as it automatically detects suspicious behaviour. If malware is detected, EDR tools isolate devices or stop malicious processes within computers.<\/span><\/p><\/p>\r\n                    <\/div>\r\n                <\/div>\r\n            <\/li>\r\n                        <li class=\"accordion block\">\r\n                <div class=\"acc-btn\">\r\n                    Does EDR work against ransomware attacks?                <\/div>\r\n                <div class=\"acc_body \">\r\n                    <div class=\"content\">\r\n                        <p><p><span style=\"font-weight: 400\">Yes, EDR tools are highly effective against ransomware attacks as they can identify abnormal file encryption and unusual system behaviour. <\/span><\/p><\/p>\r\n                    <\/div>\r\n                <\/div>\r\n            <\/li>\r\n                        <li class=\"accordion block\">\r\n                <div class=\"acc-btn\">\r\n                     How does EDR work?                <\/div>\r\n                <div class=\"acc_body \">\r\n                    <div class=\"content\">\r\n                        <p><p>EDR solutions<span style=\"font-weight: 400\"> continuously collect and interpret activities of digital devices such as desktops, laptops, mobile phones and servers for abnormal behaviour. If a potential threat or malware is identified, it is quarantined or stops the activity. If required, EDR also isolates devices from the ecosystem of devices.<\/span><\/p><\/p>\r\n                    <\/div>\r\n                <\/div>\r\n            <\/li>\r\n                        <li class=\"accordion block\">\r\n                <div class=\"acc-btn\">\r\n                    Is EDR worth the investment for growing businesses?                <\/div>\r\n                <div class=\"acc_body \">\r\n                    <div class=\"content\">\r\n                        <p><p><span style=\"font-weight: 400\">EDR tools are valuable for emerging businesses as they protect endpoints from cyberthreats that can disrupt operations. Its early detection and rapid response features help to minimise losses caused by malware attacks.<\/span><\/p><\/p>\r\n                    <\/div>\r\n                <\/div>\r\n            <\/li>\r\n                    <\/ul>\r\n    <\/div>\r\n    \t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>The endpoint detection and response (EDR) is a security tool that monitors computers, laptops, mobile phones and any other device connected to the internet for suspicious activities. It provides real-time visibility into threats like malware or ransomware and enables rapid investigation and response. For example, if a server begins running unknown software, EDR tools can [&hellip;]<\/p>\n","protected":false},"author":19,"featured_media":9973,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"inline_featured_image":false,"footnotes":""},"categories":[42],"tags":[],"class_list":["post-9992","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-stay-digitally-safe"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.quickheal.co.in\/knowledge-centre\/wp-json\/wp\/v2\/posts\/9992"}],"collection":[{"href":"https:\/\/www.quickheal.co.in\/knowledge-centre\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.quickheal.co.in\/knowledge-centre\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.quickheal.co.in\/knowledge-centre\/wp-json\/wp\/v2\/users\/19"}],"replies":[{"embeddable":true,"href":"https:\/\/www.quickheal.co.in\/knowledge-centre\/wp-json\/wp\/v2\/comments?post=9992"}],"version-history":[{"count":10,"href":"https:\/\/www.quickheal.co.in\/knowledge-centre\/wp-json\/wp\/v2\/posts\/9992\/revisions"}],"predecessor-version":[{"id":10002,"href":"https:\/\/www.quickheal.co.in\/knowledge-centre\/wp-json\/wp\/v2\/posts\/9992\/revisions\/10002"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.quickheal.co.in\/knowledge-centre\/wp-json\/wp\/v2\/media\/9973"}],"wp:attachment":[{"href":"https:\/\/www.quickheal.co.in\/knowledge-centre\/wp-json\/wp\/v2\/media?parent=9992"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.quickheal.co.in\/knowledge-centre\/wp-json\/wp\/v2\/categories?post=9992"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.quickheal.co.in\/knowledge-centre\/wp-json\/wp\/v2\/tags?post=9992"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}