{"id":37329,"date":"2025-09-05T15:04:33","date_gmt":"2025-09-05T15:04:33","guid":{"rendered":"https:\/\/fidelissecurity.com\/?post_type=glossary&#038;p=37329"},"modified":"2025-11-15T22:33:06","modified_gmt":"2025-11-15T22:33:06","slug":"false-negative","status":"publish","type":"glossary","link":"https:\/\/fidelissecurity.com\/es\/glossary\/false-negative\/","title":{"rendered":"False Negative"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"37329\" class=\"elementor elementor-37329\" data-elementor-settings=\"{&quot;ha_cmc_init_switcher&quot;:&quot;no&quot;}\" data-elementor-post-type=\"glossary\">\n\t\t\t\t<div class=\"elementor-element elementor-element-bf304b6 e-ecs-flex e-flex e-con-boxed e-con e-parent\" data-id=\"bf304b6\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;ecs_container_type&quot;:&quot;flex&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-21429e1 elementor-widget elementor-widget-text-editor\" data-id=\"21429e1\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"definition\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW8493896 BCX8\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW8493896 BCX8\">A false negative occurs when a security control overlooks genuine malicious activity and labels it as benign. The threat slips through unchallenged, so no alert fires and no defensive action is taken.<\/span><\/span><\/p><p><em><strong><span class=\"TextRun SCXW162235218 BCX8\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW162235218 BCX8\">Examples<\/span><\/span><span class=\"EOP SCXW162235218 BCX8\" data-ccp-props=\"{}\">\u00a0<\/span><\/strong><\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f82eac7 elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"f82eac7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Malware file bypasses endpoint protection without a warning.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><a href=\"https:\/\/fidelissecurity.com\/threatgeek\/network-security\/what-is-network-intrusion-detection\/\">Intrusion-detection system<\/a> misses an attacker\u2019s lateral-movement traffic.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Cloud-security scanner ignores a misconfiguration that exposes data.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c742572 elementor-widget elementor-widget-text-editor\" data-id=\"c742572\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW180194007 BCX8\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW180194007 BCX8\">Where a false positive wastes effort, a false negative creates real risk: attackers work undetected inside the environment.<\/span><\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e5845e6 elementor-widget elementor-widget-heading\" data-id=\"e5845e6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">False Negative Rate and Formula<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d12327f elementor-widget elementor-widget-text-editor\" data-id=\"d12327f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span data-contrast=\"none\">A critical security metric that measures how often genuine threats slip past detection systems:<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;335559738&quot;:240,&quot;335559739&quot;:240}\">\u00a0<\/span><\/p><p><strong>FNR = FN \u00f7 (FN + TP)<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c7bf69d elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"c7bf69d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">FN (False Negatives): Number of real threats that went undetected<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">TP (True Positives): Number of real threats correctly identified and flagged<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">FN + TP: Total number of all actual threats targeting the system<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8021b07 elementor-widget elementor-widget-text-editor\" data-id=\"8021b07\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW96581464 BCX8\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"none\"><span class=\"NormalTextRun SCXW96581464 BCX8\">A lower FNR signals a stronger, more reliable detection stack.<\/span><\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-288fa20 elementor-widget elementor-widget-heading\" data-id=\"288fa20\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">False Negative Impact<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e5f1b6e elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"e5f1b6e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Direct security risks from undetected attacks<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Successful data breaches and malware infections<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Unauthorized system access going unnoticed<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Financial losses and regulatory violations<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Reputation damage and compromised sensitive information<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Extended dwell time for attackers within systems<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-32699a5 elementor-widget elementor-widget-heading\" data-id=\"32699a5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Common Causes of False Negatives<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-520b148 elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"520b148\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Sophisticated attack techniques that evade detection<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Zero-day exploits with no known signatures<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Encrypted malicious traffic hiding attack patterns<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Attackers using legitimate tools for malicious purposes<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Inadequate security system coverage and monitoring blind spots<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><a href=\"https:\/\/fidelissecurity.com\/cybersecurity-101\/cyberattacks\/advanced-persistent-threats-apt\/\">Advanced persistent threats<\/a> designed to avoid detection<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9f22938 elementor-widget elementor-widget-heading\" data-id=\"9f22938\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Detection Gap<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ef21f52 elementor-widget elementor-widget-text-editor\" data-id=\"ef21f52\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW258290895 BCX8\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"none\"><span class=\"NormalTextRun SCXW258290895 BCX8\">The <a href=\"https:\/\/fidelissecurity.com\/vulnerabilities\/\">security vulnerability<\/a> created when false negatives occur, <\/span><span class=\"NormalTextRun SCXW258290895 BCX8\">representing<\/span><span class=\"NormalTextRun SCXW258290895 BCX8\"> the window of opportunity for attackers to <\/span><span class=\"NormalTextRun SCXW258290895 BCX8\">operate<\/span><span class=\"NormalTextRun SCXW258290895 BCX8\"> undetected within compromised systems while pursuing their malicious <\/span><span class=\"NormalTextRun SCXW258290895 BCX8\">objectives<\/span><span class=\"NormalTextRun SCXW258290895 BCX8\"> without security intervention.<\/span><\/span><\/p>\t\t\t\t\t\t\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<div class=\"elementor-element elementor-element-3759cd4 e-con-full e-ecs-flex e-flex e-con e-child\" data-id=\"3759cd4\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;ecs_container_type&quot;:&quot;flex&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a2bbb85 elementor-widget elementor-widget-heading\" data-id=\"a2bbb85\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-heading-title elementor-size-default\">Read the blog to dig deeper into False Positives:<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0458052 elementor-widget elementor-widget-ha-post-list happy-addon ha-post-list\" data-id=\"0458052\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"ha-post-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\tNo  post Encontrado\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>A false negative occurs when a security control overlooks genuine malicious activity and labels it as benign. The threat slips through unchallenged, so no alert fires and no defensive action is taken.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-37329","glossary","type-glossary","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>False Negative Meaning in Cybersecurity Explained | Fidelis Security<\/title>\n<meta name=\"description\" content=\"Learn what a false negative is in cybersecurity, why missed threats are dangerous, and how to minimize risks with better detection tools.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/fidelissecurity.com\/es\/glossary\/false-negative\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"False Negative Meaning in Cybersecurity Explained | Fidelis Security\" \/>\n<meta property=\"og:description\" content=\"Learn what a false negative is in cybersecurity, why missed threats are dangerous, and how to minimize risks with better detection tools.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/fidelissecurity.com\/es\/glossary\/false-negative\/\" \/>\n<meta property=\"og:site_name\" content=\"Fidelis Security\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/fideliscyber\/\" \/>\n<meta property=\"article:modified_time\" content=\"2025-11-15T22:33:06+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/fidelissecurity.com\/wp-content\/uploads\/2024\/02\/Fidelis-Security.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"800\" \/>\n\t<meta property=\"og:image:height\" content=\"600\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:site\" content=\"@FidelisCyber\" \/>\n<meta name=\"twitter:label1\" content=\"Tiempo de lectura\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/fidelissecurity.com\\\/es\\\/glossary\\\/false-negative\\\/\",\"url\":\"https:\\\/\\\/fidelissecurity.com\\\/es\\\/glossary\\\/false-negative\\\/\",\"name\":\"False Negative Meaning in Cybersecurity Explained | Fidelis Security\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/fidelissecurity.com\\\/es\\\/#website\"},\"datePublished\":\"2025-09-05T15:04:33+00:00\",\"dateModified\":\"2025-11-15T22:33:06+00:00\",\"description\":\"Learn what a false negative is in cybersecurity, why missed threats are dangerous, and how to minimize risks with better detection tools.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/fidelissecurity.com\\\/es\\\/glossary\\\/false-negative\\\/#breadcrumb\"},\"inLanguage\":\"es\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/fidelissecurity.com\\\/es\\\/glossary\\\/false-negative\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/fidelissecurity.com\\\/es\\\/glossary\\\/false-negative\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/fidelissecurity.com\\\/es\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Glossary\",\"item\":\"https:\\\/\\\/fidelissecurity.com\\\/es\\\/glossary\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"False Negative\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/fidelissecurity.com\\\/es\\\/#website\",\"url\":\"https:\\\/\\\/fidelissecurity.com\\\/es\\\/\",\"name\":\"Fidelis Security\",\"description\":\"Unified Threat Detection and Response Platform\",\"publisher\":{\"@id\":\"https:\\\/\\\/fidelissecurity.com\\\/es\\\/#organization\"},\"alternateName\":\"Fidelis\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/fidelissecurity.com\\\/es\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"es\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/fidelissecurity.com\\\/es\\\/#organization\",\"name\":\"Fidelis Security\",\"alternateName\":\"Fidelis\",\"url\":\"https:\\\/\\\/fidelissecurity.com\\\/es\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"es\",\"@id\":\"https:\\\/\\\/fidelissecurity.com\\\/es\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/fidelissecurity.com\\\/wp-content\\\/uploads\\\/2024\\\/08\\\/Fidelis-Security-Logo-SVG.svg\",\"contentUrl\":\"https:\\\/\\\/fidelissecurity.com\\\/wp-content\\\/uploads\\\/2024\\\/08\\\/Fidelis-Security-Logo-SVG.svg\",\"width\":500,\"height\":500,\"caption\":\"Fidelis Security\"},\"image\":{\"@id\":\"https:\\\/\\\/fidelissecurity.com\\\/es\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/fideliscyber\\\/\",\"https:\\\/\\\/x.com\\\/FidelisCyber\",\"https:\\\/\\\/www.linkedin.com\\\/company\\\/fideliscybersecurity\",\"https:\\\/\\\/www.youtube.com\\\/c\\\/FidelisCybersecurity\",\"https:\\\/\\\/www.gartner.com\\\/reviews\\\/market\\\/network-detection-and-response\\\/vendor\\\/fidelis-security\",\"https:\\\/\\\/www.g2.com\\\/sellers\\\/fidelis-cybersecurity#profiles\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"False Negative Meaning in Cybersecurity Explained | Fidelis Security","description":"Learn what a false negative is in cybersecurity, why missed threats are dangerous, and how to minimize risks with better detection tools.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/fidelissecurity.com\/es\/glossary\/false-negative\/","og_locale":"es_ES","og_type":"article","og_title":"False Negative Meaning in Cybersecurity Explained | Fidelis Security","og_description":"Learn what a false negative is in cybersecurity, why missed threats are dangerous, and how to minimize risks with better detection tools.","og_url":"https:\/\/fidelissecurity.com\/es\/glossary\/false-negative\/","og_site_name":"Fidelis Security","article_publisher":"https:\/\/www.facebook.com\/fideliscyber\/","article_modified_time":"2025-11-15T22:33:06+00:00","og_image":[{"width":800,"height":600,"url":"https:\/\/fidelissecurity.com\/wp-content\/uploads\/2024\/02\/Fidelis-Security.webp","type":"image\/webp"}],"twitter_card":"summary_large_image","twitter_site":"@FidelisCyber","twitter_misc":{"Tiempo de lectura":"2 minutos"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/fidelissecurity.com\/es\/glossary\/false-negative\/","url":"https:\/\/fidelissecurity.com\/es\/glossary\/false-negative\/","name":"False Negative Meaning in Cybersecurity Explained | Fidelis Security","isPartOf":{"@id":"https:\/\/fidelissecurity.com\/es\/#website"},"datePublished":"2025-09-05T15:04:33+00:00","dateModified":"2025-11-15T22:33:06+00:00","description":"Learn what a false negative is in cybersecurity, why missed threats are dangerous, and how to minimize risks with better detection tools.","breadcrumb":{"@id":"https:\/\/fidelissecurity.com\/es\/glossary\/false-negative\/#breadcrumb"},"inLanguage":"es","potentialAction":[{"@type":"ReadAction","target":["https:\/\/fidelissecurity.com\/es\/glossary\/false-negative\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/fidelissecurity.com\/es\/glossary\/false-negative\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/fidelissecurity.com\/es\/"},{"@type":"ListItem","position":2,"name":"Glossary","item":"https:\/\/fidelissecurity.com\/es\/glossary\/"},{"@type":"ListItem","position":3,"name":"False Negative"}]},{"@type":"WebSite","@id":"https:\/\/fidelissecurity.com\/es\/#website","url":"https:\/\/fidelissecurity.com\/es\/","name":"Fidelis Security","description":"Unified Threat Detection and Response Platform","publisher":{"@id":"https:\/\/fidelissecurity.com\/es\/#organization"},"alternateName":"Fidelis","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/fidelissecurity.com\/es\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"es"},{"@type":"Organization","@id":"https:\/\/fidelissecurity.com\/es\/#organization","name":"Fidelis Security","alternateName":"Fidelis","url":"https:\/\/fidelissecurity.com\/es\/","logo":{"@type":"ImageObject","inLanguage":"es","@id":"https:\/\/fidelissecurity.com\/es\/#\/schema\/logo\/image\/","url":"https:\/\/fidelissecurity.com\/wp-content\/uploads\/2024\/08\/Fidelis-Security-Logo-SVG.svg","contentUrl":"https:\/\/fidelissecurity.com\/wp-content\/uploads\/2024\/08\/Fidelis-Security-Logo-SVG.svg","width":500,"height":500,"caption":"Fidelis Security"},"image":{"@id":"https:\/\/fidelissecurity.com\/es\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/fideliscyber\/","https:\/\/x.com\/FidelisCyber","https:\/\/www.linkedin.com\/company\/fideliscybersecurity","https:\/\/www.youtube.com\/c\/FidelisCybersecurity","https:\/\/www.gartner.com\/reviews\/market\/network-detection-and-response\/vendor\/fidelis-security","https:\/\/www.g2.com\/sellers\/fidelis-cybersecurity#profiles"]}]}},"_links":{"self":[{"href":"https:\/\/fidelissecurity.com\/es\/wp-json\/wp\/v2\/glossary\/37329","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fidelissecurity.com\/es\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/fidelissecurity.com\/es\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":0,"href":"https:\/\/fidelissecurity.com\/es\/wp-json\/wp\/v2\/glossary\/37329\/revisions"}],"wp:attachment":[{"href":"https:\/\/fidelissecurity.com\/es\/wp-json\/wp\/v2\/media?parent=37329"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}