{"id":29963,"date":"2025-08-16T06:09:59","date_gmt":"2025-08-16T06:09:59","guid":{"rendered":"https:\/\/www.oflox.com\/blog\/?p=29963"},"modified":"2025-08-16T06:10:00","modified_gmt":"2025-08-16T06:10:00","slug":"what-is-antivirus-in-computer","status":"publish","type":"post","link":"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/","title":{"rendered":"What is Antivirus in Computer: A-to-Z Guide for Beginners!"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">We\u2019re exploring <strong>What is Antivirus in Computer <\/strong>in this article, with all the essential details and insights at your fingertips. If you\u2019re looking for a complete guide, continue reading to gain clear explanations and practical advice.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In today\u2019s digital age, our computers and devices are constantly exposed to threats\u2014malware, ransomware, spyware, phishing scams, and more. A single infected file can steal your data, lock your important documents, or even crash your entire system. That\u2019s where <strong>antivirus software<\/strong> comes in.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Think of antivirus as a <strong>digital bodyguard<\/strong>\u2014always watching, ready to block any harmful intruder before it can cause damage.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1440\" src=\"https:\/\/www.oflox.com\/blog\/wp-content\/uploads\/2025\/08\/What-is-Antivirus-in-Computer-scaled.jpg\" alt=\"What is Antivirus in Computer\" class=\"wp-image-29981\" srcset=\"https:\/\/www.oflox.com\/blog\/wp-content\/uploads\/2025\/08\/What-is-Antivirus-in-Computer-scaled.jpg 2560w, https:\/\/www.oflox.com\/blog\/wp-content\/uploads\/2025\/08\/What-is-Antivirus-in-Computer-768x432.jpg 768w, https:\/\/www.oflox.com\/blog\/wp-content\/uploads\/2025\/08\/What-is-Antivirus-in-Computer-1536x864.jpg 1536w, https:\/\/www.oflox.com\/blog\/wp-content\/uploads\/2025\/08\/What-is-Antivirus-in-Computer-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">In this guide, we cover antivirus basics \u2014 from how it works and its types to pros, cons, and best practices. Easy to read and understand for everyone.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Let\u2019s explore it together!<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-6a21a837275b5\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-6a21a837275b5\"  aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#What_is_Antivirus_in_Computer\" >What is Antivirus in Computer?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#Why_Do_You_Need_Antivirus_Software\" >Why Do You Need Antivirus Software?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#How_Does_Antivirus_Software_Work\" >How Does Antivirus Software Work?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#1_Signature-Based_Detection\" >1. Signature-Based Detection<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#2_Heuristic_Analysis\" >2. Heuristic Analysis<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#3_Behavioral_Monitoring\" >3. Behavioral Monitoring<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#4_Sandboxing\" >4. Sandboxing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#5_Automatic_Updates\" >5. Automatic Updates<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#Types_of_Antivirus_Software\" >Types of Antivirus Software<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#Key_Features_of_Modern_Antivirus_Software\" >Key Features of Modern Antivirus Software<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#Advantages_of_Using_Antivirus_Software\" >Advantages of Using Antivirus Software<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#Limitations_of_Antivirus_Software\" >Limitations of Antivirus Software<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#Top_Antivirus_Software_in_2025\" >Top Antivirus Software in 2025<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#Current_Trends_in_Antivirus_Technology\" >Current Trends in Antivirus Technology<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#Best_Practices_for_Maximum_Security\" >Best Practices for Maximum Security<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\" id=\"h-what-is-antivirus-in-computer\"><span class=\"ez-toc-section\" id=\"What_is_Antivirus_in_Computer\"><\/span>What is Antivirus in Computer?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Antivirus software<\/strong> is a program designed to <strong>detect, prevent, and remove malicious software (malware)<\/strong> from a computer. Malware includes viruses, worms, Trojans, ransomware, spyware, and adware.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">When installed, antivirus software constantly scans files, applications, and system processes. If it detects anything harmful, it will either:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Quarantine it<\/strong> \u2013 Isolate the file so it can\u2019t run.<\/li>\n\n\n\n<li><strong>Delete it<\/strong> \u2013 Remove it permanently from your system.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">In short, antivirus acts as the first line of defense against cyber threats.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\ud83d\udca1 <strong>Simple Definition:<\/strong> Antivirus is like a security guard for your computer\u2014it patrols every corner and stops suspicious \u201cpeople\u201d (files) from entering.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-why-do-you-need-antivirus-software\"><span class=\"ez-toc-section\" id=\"Why_Do_You_Need_Antivirus_Software\"><\/span>Why Do You Need Antivirus Software?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Here\u2019s why antivirus is essential in 2025:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Cybercriminals release <strong>hundreds of thousands<\/strong> of new malware threats every day.<\/li>\n\n\n\n<li>Even careful users can accidentally click on a malicious link or download an infected file.<\/li>\n\n\n\n<li>Built-in security (like Windows Defender) is good, but <strong>layered protection<\/strong> is safer.<\/li>\n\n\n\n<li>Antivirus also blocks phishing sites, unsafe downloads, and suspicious email attachments.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Without an antivirus, your device is like an unlocked house in a crime-heavy neighborhood.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-how-does-antivirus-software-work\"><span class=\"ez-toc-section\" id=\"How_Does_Antivirus_Software_Work\"><\/span>How Does Antivirus Software Work?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Antivirus software uses multiple detection methods to keep you safe:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-1-signature-based-detection\"><span class=\"ez-toc-section\" id=\"1_Signature-Based_Detection\"><\/span>1. <strong>Signature-Based Detection<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">It checks files against a <strong>database of known malware \u201csignatures.\u201d<\/strong> If a match is found, the file is flagged and removed. For example, if a virus called \u201c<strong>X99<\/strong>\u201d has a known code pattern, the antivirus will spot it instantly.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-2-heuristic-analysis\"><span class=\"ez-toc-section\" id=\"2_Heuristic_Analysis\"><\/span>2. <strong>Heuristic Analysis<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">It scans for suspicious characteristics in files, even if they\u2019re not in the database. For example, if a program tries to hide in system folders and auto-start at boot, it may be malware.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-3-behavioral-monitoring\"><span class=\"ez-toc-section\" id=\"3_Behavioral_Monitoring\"><\/span>3. <strong>Behavioral Monitoring<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">It watches real-time activity for unusual behavior. For example, if a program starts encrypting files rapidly (ransomware behavior), the antivirus will stop it.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-4-sandboxing\"><span class=\"ez-toc-section\" id=\"4_Sandboxing\"><\/span>4. <strong>Sandboxing<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Suspicious files run in a <strong>virtual safe environment<\/strong> so the antivirus can observe them without risking your system.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-5-automatic-updates\"><span class=\"ez-toc-section\" id=\"5_Automatic_Updates\"><\/span>5. <strong>Automatic Updates<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Daily or hourly updates ensure your antivirus can detect <strong>new threats<\/strong> as soon as possible.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-types-of-antivirus-software\"><span class=\"ez-toc-section\" id=\"Types_of_Antivirus_Software\"><\/span>Types of Antivirus Software<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Type<\/strong><\/th><th><strong>Description<\/strong><\/th><th><strong>Best For<\/strong><\/th><\/tr><\/thead><tbody><tr><td><strong>Standalone Antivirus<\/strong><\/td><td>Basic malware scanning and removal.<\/td><td>Users needing light protection.<\/td><\/tr><tr><td><strong>Internet Security Suites<\/strong><\/td><td>Antivirus + firewall + email protection + VPN + parental controls.<\/td><td>Families and professionals.<\/td><\/tr><tr><td><strong>Cloud-Based Antivirus<\/strong><\/td><td>Uses cloud servers for faster, more accurate scanning.<\/td><td>Users with fast, stable internet.<\/td><\/tr><tr><td><strong>Enterprise Endpoint Security<\/strong><\/td><td>Centralized management for multiple devices in a company.<\/td><td>Businesses and organizations.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-key-features-of-modern-antivirus-software\"><span class=\"ez-toc-section\" id=\"Key_Features_of_Modern_Antivirus_Software\"><\/span>Key Features of Modern Antivirus Software<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Here\u2019s what you should expect from a good antivirus in 2025:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Real-Time Protection<\/strong> \u2013 Stops threats the moment they appear.<\/li>\n\n\n\n<li><strong>Scheduled &amp; On-Demand Scans<\/strong> \u2013 Let you scan anytime or on a set schedule.<\/li>\n\n\n\n<li><strong>Web &amp; Email Security<\/strong> \u2013 Blocks phishing sites and scans attachments.<\/li>\n\n\n\n<li><strong>Firewall Integration<\/strong> \u2013 Monitors incoming and outgoing connections.<\/li>\n\n\n\n<li><strong>Ransomware Protection<\/strong> \u2013 Stops unauthorized file encryption.<\/li>\n\n\n\n<li><strong>Quarantine &amp; File Removal<\/strong> \u2013 Safely isolates or deletes infected files.<\/li>\n\n\n\n<li><strong>Password Manager<\/strong> <em>(in premium plans)<\/em> \u2013 Stores login credentials securely.<\/li>\n\n\n\n<li><strong>VPN Service<\/strong> <em>(in security suites)<\/em> \u2013 Hides your online activity for privacy.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-advantages-of-using-antivirus-software\"><span class=\"ez-toc-section\" id=\"Advantages_of_Using_Antivirus_Software\"><\/span>Advantages of Using Antivirus Software<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Protection Against Malware<\/strong> \u2013 Detects and removes viruses, spyware, and ransomware.<\/li>\n\n\n\n<li><strong>Data Safety<\/strong> \u2013 Prevents identity theft and online fraud.<\/li>\n\n\n\n<li><strong>Secure Browsing<\/strong> \u2013 Warns you before visiting unsafe sites.<\/li>\n\n\n\n<li><strong>Peace of Mind<\/strong> \u2013 Let you work, shop, and bank online with confidence.<\/li>\n\n\n\n<li><strong>Automatic Updates<\/strong> \u2013 Stays ready for the latest threats.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-limitations-of-antivirus-software\"><span class=\"ez-toc-section\" id=\"Limitations_of_Antivirus_Software\"><\/span>Limitations of Antivirus Software<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Even the best antivirus isn\u2019t perfect:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Performance Impact<\/strong> \u2013 May slow older systems during full scans.<\/li>\n\n\n\n<li><strong>False Positives<\/strong> \u2013 Safe files may be flagged as threats.<\/li>\n\n\n\n<li><strong>Not 100% Effective<\/strong> \u2013 Zero-day malware can bypass detection.<\/li>\n\n\n\n<li><strong>User Complacency<\/strong> \u2013 Safe browsing habits remain essential.<\/li>\n\n\n\n<li><strong>Subscription Cost<\/strong> \u2013 Premium protection usually requires an annual payment.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-top-antivirus-software-in-2025\"><span class=\"ez-toc-section\" id=\"Top_Antivirus_Software_in_2025\"><\/span>Top Antivirus Software in 2025<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Antivirus<\/strong><\/th><th><strong>Strengths<\/strong><\/th><th><strong>Best For<\/strong><\/th><\/tr><\/thead><tbody><tr><td><strong>Norton 360<\/strong><\/td><td>Strong detection, VPN, identity protection.<\/td><td>All-round security.<\/td><\/tr><tr><td><strong>Bitdefender Total Security<\/strong><\/td><td>Lightweight, AI detection, anti-ransomware.<\/td><td>High performance systems.<\/td><\/tr><tr><td><strong>McAfee Total Protection<\/strong><\/td><td>Multi-device coverage, password manager.<\/td><td>Families.<\/td><\/tr><tr><td><strong>Kaspersky Premium<\/strong><\/td><td>Excellent detection, secure browser.<\/td><td>Advanced users.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-current-trends-in-antivirus-technology\"><span class=\"ez-toc-section\" id=\"Current_Trends_in_Antivirus_Technology\"><\/span>Current Trends in Antivirus Technology<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>AI &amp; Machine Learning<\/strong> \u2013 Smarter threat detection without human updates.<\/li>\n\n\n\n<li><strong>Cloud-Based Protection<\/strong> \u2013 Lighter software with faster detection.<\/li>\n\n\n\n<li><strong>Ransomware Shielding<\/strong> \u2013 Folder protection and instant rollback.<\/li>\n\n\n\n<li><strong>All-in-One Suites<\/strong> \u2013 VPNs, password managers, and privacy tools.<\/li>\n\n\n\n<li><strong>Cross-Device Security<\/strong> \u2013 Protection for PC, Mac, Android, and iOS.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-best-practices-for-maximum-security\"><span class=\"ez-toc-section\" id=\"Best_Practices_for_Maximum_Security\"><\/span>Best Practices for Maximum Security<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Keep your antivirus software <strong>always updated<\/strong>.<\/li>\n\n\n\n<li>Run <strong>full scans weekly<\/strong>.<\/li>\n\n\n\n<li>Avoid clicking on unknown links or attachments.<\/li>\n\n\n\n<li>Use <strong>strong, unique passwords<\/strong> for every account.<\/li>\n\n\n\n<li>Enable <strong>two-factor authentication<\/strong> where possible.<\/li>\n\n\n\n<li>Back up your important files regularly.<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"5 Best FREE Antivirus For PC and Laptop (Full Review)\ud83d\udd25\" width=\"1200\" height=\"675\" src=\"https:\/\/www.youtube.com\/embed\/QA0kyR9VRrk?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:23px\"><strong>FAQs:)<\/strong><\/p>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1755146022341\"><strong class=\"schema-faq-question\"><strong>Q. Do I need an antivirus if I have Windows Defender?<\/strong><\/strong> <p class=\"schema-faq-answer\"><strong>A. <\/strong>Yes. Defender is good, but a second layer from a reputable antivirus improves security.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1755146547928\"><strong class=\"schema-faq-question\"><strong>Q. Is a free antivirus enough?<\/strong><\/strong> <p class=\"schema-faq-answer\"><strong>A. <\/strong>Free antivirus software works for basic protection, but premium versions have extra tools like ransomware defense and phishing protection.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1755146556864\"><strong class=\"schema-faq-question\"><strong>Q. Can an antivirus stop hackers?<\/strong><\/strong> <p class=\"schema-faq-answer\"><strong>A. <\/strong>It can block malware-based hacking attempts, but not all types of attacks. Combine it with a firewall and safe habits.<\/p> <\/div> <\/div>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:23px\"><strong>Conclusion:)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In 2025, having a reliable antivirus is no longer optional\u2014it\u2019s essential. Whether you choose a basic free program or a full security suite, it should be part of your daily digital safety routine.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><em>\u201cAntivirus is not just software\u2014it\u2019s your first and strongest line of defense against the invisible dangers of the internet.\u201d \u2013 Mr Rahman, CEO Oflox\u00ae<\/em><\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Read also:)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.oflox.com\/blog\/what-is-cyber-hygiene-in-cyber-security\/\" target=\"_blank\" rel=\"noreferrer noopener\">What is Cyber Hygiene in Cyber Security: A-to-Z Guide for Users!<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.oflox.com\/blog\/what-is-malware-in-computer\/\" target=\"_blank\" rel=\"noreferrer noopener\">What is Malware in Computer: A-to-Z Guide for Beginners!<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.oflox.com\/blog\/what-is-digital-forensics-in-cyber-security\/\" target=\"_blank\" rel=\"noreferrer noopener\">What is Digital Forensics in Cyber Security: A Step-by-Step Guide!<\/a><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><em>Have you tried antivirus software for your computer? Share your experience or ask your questions in the comments below \u2014 we\u2019d love to hear from you!<\/em><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>We\u2019re exploring What is Antivirus in Computer in this article, with all the essential details and insights at your fingertips. &#8230; <\/p>\n<p class=\"read-more-container\"><a title=\"What is Antivirus in Computer: A-to-Z Guide for Beginners!\" class=\"read-more button\" href=\"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#more-29963\" aria-label=\"More on What is Antivirus in Computer: A-to-Z Guide for Beginners!\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":29981,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2345],"tags":[43580,43575,43578,43566,43571,43576,43563,43572,43567,43570,43568,43562,43564,43569,43573,43577,43565,43574,43579,43547],"class_list":["post-29963","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-internet","tag-10-types-of-antivirus-software","tag-20-types-of-antivirus","tag-5-types-of-antivirus","tag-antivirus","tag-antivirus-in-computer","tag-examples-of-antivirus","tag-how-does-antivirus-software-work","tag-top-antivirus-software-for-pc","tag-top-antivirus-software-in-2025","tag-types-of-antivirus-in-computer","tag-types-of-antivirus-software","tag-what-is-antivirus","tag-what-is-antivirus-in-computer","tag-what-is-antivirus-in-computer-and-its-types","tag-what-is-antivirus-in-computer-with-example","tag-what-is-antivirus-protection","tag-what-is-antivirus-short-answer","tag-what-is-antivirus-software","tag-what-is-computer-virus","tag-what-is-virus-in-computer","resize-featured-image"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What is Antivirus in Computer: A-to-Z Guide for Beginners!<\/title>\n<meta name=\"description\" content=\"We\u2019re exploring What is Antivirus in Computer in this article, with all the essential details and insights at your fingertips. If you\u2019re\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is Antivirus in Computer: A-to-Z Guide for Beginners!\" \/>\n<meta property=\"og:description\" content=\"We\u2019re exploring What is Antivirus in Computer in this article, with all the essential details and insights at your fingertips. If you\u2019re\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/\" \/>\n<meta property=\"og:site_name\" content=\"Oflox\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/ofloxindia\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/ofloxindia\/\" \/>\n<meta property=\"article:published_time\" content=\"2025-08-16T06:09:59+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-08-16T06:10:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.oflox.com\/blog\/wp-content\/uploads\/2025\/08\/What-is-Antivirus-in-Computer-scaled.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2560\" \/>\n\t<meta property=\"og:image:height\" content=\"1440\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Editorial Team\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@oflox3\" \/>\n<meta name=\"twitter:site\" content=\"@oflox3\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Editorial Team\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/what-is-antivirus-in-computer\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/what-is-antivirus-in-computer\\\/\"},\"author\":{\"name\":\"Editorial Team\",\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/#\\\/schema\\\/person\\\/967235da2149ca663a607d1c0acd4f81\"},\"headline\":\"What is Antivirus in Computer: A-to-Z Guide for Beginners!\",\"datePublished\":\"2025-08-16T06:09:59+00:00\",\"dateModified\":\"2025-08-16T06:10:00+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/what-is-antivirus-in-computer\\\/\"},\"wordCount\":1067,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/what-is-antivirus-in-computer\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/What-is-Antivirus-in-Computer-scaled.jpg\",\"keywords\":[\"10 types of antivirus software\",\"20 types of antivirus\",\"5 types of antivirus\",\"Antivirus\",\"Antivirus in Computer\",\"Examples of antivirus\",\"How Does Antivirus Software Work\",\"top antivirus software for pc\",\"Top Antivirus Software in 2025\",\"Types of antivirus in computer\",\"Types of Antivirus Software\",\"What is Antivirus\",\"What is Antivirus in Computer\",\"What is antivirus in computer and its types\",\"What is antivirus in computer with example\",\"what is antivirus protection\",\"What is antivirus short answer\",\"what is antivirus software\",\"what is computer virus\",\"What is virus in computer\"],\"articleSection\":[\"Internet\"],\"inLanguage\":\"en\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.oflox.com\\\/blog\\\/what-is-antivirus-in-computer\\\/#respond\"]}]},{\"@type\":[\"WebPage\",\"FAQPage\"],\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/what-is-antivirus-in-computer\\\/\",\"url\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/what-is-antivirus-in-computer\\\/\",\"name\":\"What is Antivirus in Computer: A-to-Z Guide for Beginners!\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/what-is-antivirus-in-computer\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/what-is-antivirus-in-computer\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/What-is-Antivirus-in-Computer-scaled.jpg\",\"datePublished\":\"2025-08-16T06:09:59+00:00\",\"dateModified\":\"2025-08-16T06:10:00+00:00\",\"description\":\"We\u2019re exploring What is Antivirus in Computer in this article, with all the essential details and insights at your fingertips. If you\u2019re\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/what-is-antivirus-in-computer\\\/#breadcrumb\"},\"mainEntity\":[{\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/what-is-antivirus-in-computer\\\/#faq-question-1755146022341\"},{\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/what-is-antivirus-in-computer\\\/#faq-question-1755146547928\"},{\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/what-is-antivirus-in-computer\\\/#faq-question-1755146556864\"}],\"inLanguage\":\"en\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.oflox.com\\\/blog\\\/what-is-antivirus-in-computer\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en\",\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/what-is-antivirus-in-computer\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/What-is-Antivirus-in-Computer-scaled.jpg\",\"contentUrl\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/What-is-Antivirus-in-Computer-scaled.jpg\",\"width\":2560,\"height\":1440,\"caption\":\"What is Antivirus in Computer\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/what-is-antivirus-in-computer\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"What is Antivirus in Computer: A-to-Z Guide for Beginners!\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/#website\",\"url\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/\",\"name\":\"Oflox\",\"description\":\"India&rsquo;s #1 Trusted Digital Marketing Company\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/#organization\",\"name\":\"Oflox\",\"url\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en\",\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/wp-content\\\/uploads\\\/2020\\\/05\\\/Ab2vH5fv3tj5gKpW_G3bKT_Ozlxpt4IkokKOWQoC7X_fvRHLGT_gR-qhQzXVxHhnl9u3yGY1rfxR7jvSz6DA6gw355-h355.jpg\",\"contentUrl\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/wp-content\\\/uploads\\\/2020\\\/05\\\/Ab2vH5fv3tj5gKpW_G3bKT_Ozlxpt4IkokKOWQoC7X_fvRHLGT_gR-qhQzXVxHhnl9u3yGY1rfxR7jvSz6DA6gw355-h355.jpg\",\"width\":355,\"height\":355,\"caption\":\"Oflox\"},\"image\":{\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/ofloxindia\",\"https:\\\/\\\/x.com\\\/oflox3\",\"https:\\\/\\\/www.instagram.com\\\/ofloxindia\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/#\\\/schema\\\/person\\\/967235da2149ca663a607d1c0acd4f81\",\"name\":\"Editorial Team\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/ff86524713a69d2c211ad6cbec38fb15eb59030ba5e59ddad406dfb7eb4e5b0c?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/ff86524713a69d2c211ad6cbec38fb15eb59030ba5e59ddad406dfb7eb4e5b0c?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/ff86524713a69d2c211ad6cbec38fb15eb59030ba5e59ddad406dfb7eb4e5b0c?s=96&d=mm&r=g\",\"caption\":\"Editorial Team\"},\"sameAs\":[\"https:\\\/\\\/www.oflox.com\\\/\",\"https:\\\/\\\/www.facebook.com\\\/ofloxindia\\\/\",\"https:\\\/\\\/www.instagram.com\\\/ofloxindia\\\/\",\"https:\\\/\\\/www.linkedin.com\\\/company\\\/ofloxindia\\\/\",\"https:\\\/\\\/x.com\\\/oflox3\"]},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/what-is-antivirus-in-computer\\\/#faq-question-1755146022341\",\"position\":1,\"url\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/what-is-antivirus-in-computer\\\/#faq-question-1755146022341\",\"name\":\"Q. Do I need an antivirus if I have Windows Defender?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<strong>A. <\\\/strong>Yes. Defender is good, but a second layer from a reputable antivirus improves security.\",\"inLanguage\":\"en\"},\"inLanguage\":\"en\"},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/what-is-antivirus-in-computer\\\/#faq-question-1755146547928\",\"position\":2,\"url\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/what-is-antivirus-in-computer\\\/#faq-question-1755146547928\",\"name\":\"Q. Is a free antivirus enough?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<strong>A. <\\\/strong>Free antivirus software works for basic protection, but premium versions have extra tools like ransomware defense and phishing protection.\",\"inLanguage\":\"en\"},\"inLanguage\":\"en\"},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/what-is-antivirus-in-computer\\\/#faq-question-1755146556864\",\"position\":3,\"url\":\"https:\\\/\\\/www.oflox.com\\\/blog\\\/what-is-antivirus-in-computer\\\/#faq-question-1755146556864\",\"name\":\"Q. Can an antivirus stop hackers?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<strong>A. <\\\/strong>It can block malware-based hacking attempts, but not all types of attacks. Combine it with a firewall and safe habits.\",\"inLanguage\":\"en\"},\"inLanguage\":\"en\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"What is Antivirus in Computer: A-to-Z Guide for Beginners!","description":"We\u2019re exploring What is Antivirus in Computer in this article, with all the essential details and insights at your fingertips. If you\u2019re","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:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/","og_locale":"en_US","og_type":"article","og_title":"What is Antivirus in Computer: A-to-Z Guide for Beginners!","og_description":"We\u2019re exploring What is Antivirus in Computer in this article, with all the essential details and insights at your fingertips. If you\u2019re","og_url":"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/","og_site_name":"Oflox","article_publisher":"https:\/\/www.facebook.com\/ofloxindia","article_author":"https:\/\/www.facebook.com\/ofloxindia\/","article_published_time":"2025-08-16T06:09:59+00:00","article_modified_time":"2025-08-16T06:10:00+00:00","og_image":[{"width":2560,"height":1440,"url":"https:\/\/www.oflox.com\/blog\/wp-content\/uploads\/2025\/08\/What-is-Antivirus-in-Computer-scaled.jpg","type":"image\/jpeg"}],"author":"Editorial Team","twitter_card":"summary_large_image","twitter_creator":"@oflox3","twitter_site":"@oflox3","twitter_misc":{"Written by":"Editorial Team","Est. reading time":"5 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#article","isPartOf":{"@id":"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/"},"author":{"name":"Editorial Team","@id":"https:\/\/www.oflox.com\/blog\/#\/schema\/person\/967235da2149ca663a607d1c0acd4f81"},"headline":"What is Antivirus in Computer: A-to-Z Guide for Beginners!","datePublished":"2025-08-16T06:09:59+00:00","dateModified":"2025-08-16T06:10:00+00:00","mainEntityOfPage":{"@id":"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/"},"wordCount":1067,"commentCount":0,"publisher":{"@id":"https:\/\/www.oflox.com\/blog\/#organization"},"image":{"@id":"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#primaryimage"},"thumbnailUrl":"https:\/\/www.oflox.com\/blog\/wp-content\/uploads\/2025\/08\/What-is-Antivirus-in-Computer-scaled.jpg","keywords":["10 types of antivirus software","20 types of antivirus","5 types of antivirus","Antivirus","Antivirus in Computer","Examples of antivirus","How Does Antivirus Software Work","top antivirus software for pc","Top Antivirus Software in 2025","Types of antivirus in computer","Types of Antivirus Software","What is Antivirus","What is Antivirus in Computer","What is antivirus in computer and its types","What is antivirus in computer with example","what is antivirus protection","What is antivirus short answer","what is antivirus software","what is computer virus","What is virus in computer"],"articleSection":["Internet"],"inLanguage":"en","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#respond"]}]},{"@type":["WebPage","FAQPage"],"@id":"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/","url":"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/","name":"What is Antivirus in Computer: A-to-Z Guide for Beginners!","isPartOf":{"@id":"https:\/\/www.oflox.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#primaryimage"},"image":{"@id":"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#primaryimage"},"thumbnailUrl":"https:\/\/www.oflox.com\/blog\/wp-content\/uploads\/2025\/08\/What-is-Antivirus-in-Computer-scaled.jpg","datePublished":"2025-08-16T06:09:59+00:00","dateModified":"2025-08-16T06:10:00+00:00","description":"We\u2019re exploring What is Antivirus in Computer in this article, with all the essential details and insights at your fingertips. If you\u2019re","breadcrumb":{"@id":"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#breadcrumb"},"mainEntity":[{"@id":"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#faq-question-1755146022341"},{"@id":"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#faq-question-1755146547928"},{"@id":"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#faq-question-1755146556864"}],"inLanguage":"en","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/"]}]},{"@type":"ImageObject","inLanguage":"en","@id":"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#primaryimage","url":"https:\/\/www.oflox.com\/blog\/wp-content\/uploads\/2025\/08\/What-is-Antivirus-in-Computer-scaled.jpg","contentUrl":"https:\/\/www.oflox.com\/blog\/wp-content\/uploads\/2025\/08\/What-is-Antivirus-in-Computer-scaled.jpg","width":2560,"height":1440,"caption":"What is Antivirus in Computer"},{"@type":"BreadcrumbList","@id":"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.oflox.com\/blog\/"},{"@type":"ListItem","position":2,"name":"What is Antivirus in Computer: A-to-Z Guide for Beginners!"}]},{"@type":"WebSite","@id":"https:\/\/www.oflox.com\/blog\/#website","url":"https:\/\/www.oflox.com\/blog\/","name":"Oflox","description":"India&rsquo;s #1 Trusted Digital Marketing Company","publisher":{"@id":"https:\/\/www.oflox.com\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.oflox.com\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en"},{"@type":"Organization","@id":"https:\/\/www.oflox.com\/blog\/#organization","name":"Oflox","url":"https:\/\/www.oflox.com\/blog\/","logo":{"@type":"ImageObject","inLanguage":"en","@id":"https:\/\/www.oflox.com\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/www.oflox.com\/blog\/wp-content\/uploads\/2020\/05\/Ab2vH5fv3tj5gKpW_G3bKT_Ozlxpt4IkokKOWQoC7X_fvRHLGT_gR-qhQzXVxHhnl9u3yGY1rfxR7jvSz6DA6gw355-h355.jpg","contentUrl":"https:\/\/www.oflox.com\/blog\/wp-content\/uploads\/2020\/05\/Ab2vH5fv3tj5gKpW_G3bKT_Ozlxpt4IkokKOWQoC7X_fvRHLGT_gR-qhQzXVxHhnl9u3yGY1rfxR7jvSz6DA6gw355-h355.jpg","width":355,"height":355,"caption":"Oflox"},"image":{"@id":"https:\/\/www.oflox.com\/blog\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/ofloxindia","https:\/\/x.com\/oflox3","https:\/\/www.instagram.com\/ofloxindia"]},{"@type":"Person","@id":"https:\/\/www.oflox.com\/blog\/#\/schema\/person\/967235da2149ca663a607d1c0acd4f81","name":"Editorial Team","image":{"@type":"ImageObject","inLanguage":"en","@id":"https:\/\/secure.gravatar.com\/avatar\/ff86524713a69d2c211ad6cbec38fb15eb59030ba5e59ddad406dfb7eb4e5b0c?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/ff86524713a69d2c211ad6cbec38fb15eb59030ba5e59ddad406dfb7eb4e5b0c?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/ff86524713a69d2c211ad6cbec38fb15eb59030ba5e59ddad406dfb7eb4e5b0c?s=96&d=mm&r=g","caption":"Editorial Team"},"sameAs":["https:\/\/www.oflox.com\/","https:\/\/www.facebook.com\/ofloxindia\/","https:\/\/www.instagram.com\/ofloxindia\/","https:\/\/www.linkedin.com\/company\/ofloxindia\/","https:\/\/x.com\/oflox3"]},{"@type":"Question","@id":"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#faq-question-1755146022341","position":1,"url":"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#faq-question-1755146022341","name":"Q. Do I need an antivirus if I have Windows Defender?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<strong>A. <\/strong>Yes. Defender is good, but a second layer from a reputable antivirus improves security.","inLanguage":"en"},"inLanguage":"en"},{"@type":"Question","@id":"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#faq-question-1755146547928","position":2,"url":"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#faq-question-1755146547928","name":"Q. Is a free antivirus enough?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<strong>A. <\/strong>Free antivirus software works for basic protection, but premium versions have extra tools like ransomware defense and phishing protection.","inLanguage":"en"},"inLanguage":"en"},{"@type":"Question","@id":"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#faq-question-1755146556864","position":3,"url":"https:\/\/www.oflox.com\/blog\/what-is-antivirus-in-computer\/#faq-question-1755146556864","name":"Q. Can an antivirus stop hackers?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<strong>A. <\/strong>It can block malware-based hacking attempts, but not all types of attacks. Combine it with a firewall and safe habits.","inLanguage":"en"},"inLanguage":"en"}]}},"_links":{"self":[{"href":"https:\/\/www.oflox.com\/blog\/wp-json\/wp\/v2\/posts\/29963","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.oflox.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.oflox.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.oflox.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.oflox.com\/blog\/wp-json\/wp\/v2\/comments?post=29963"}],"version-history":[{"count":14,"href":"https:\/\/www.oflox.com\/blog\/wp-json\/wp\/v2\/posts\/29963\/revisions"}],"predecessor-version":[{"id":29987,"href":"https:\/\/www.oflox.com\/blog\/wp-json\/wp\/v2\/posts\/29963\/revisions\/29987"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.oflox.com\/blog\/wp-json\/wp\/v2\/media\/29981"}],"wp:attachment":[{"href":"https:\/\/www.oflox.com\/blog\/wp-json\/wp\/v2\/media?parent=29963"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.oflox.com\/blog\/wp-json\/wp\/v2\/categories?post=29963"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.oflox.com\/blog\/wp-json\/wp\/v2\/tags?post=29963"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}