Get powerful ransomware protection

Try Norton AntiVirus Plus for free to help protect against ransomware and other malware.

Get powerful ransomware protection

Try Norton AntiVirus Plus for free to help protect against ransomware and other malware.

Norton AntiVirus Plus

Get powerful ransomware protection

Try Norton AntiVirus Plus for free to help protect against ransomware and other malware.

Norton

AntiVirus Plus

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A red-headed woman in a blue sweater staring at her laptop and smiling: Norton’s anti-ransomware tool just saved her from a malware attack.

Anti-ransomware tool – download a free trial

If you’re hit by a ransomware attack, you may never regain access to your files or system. Norton AntiVirus Plus provides real-time threat protection to help block ransomware before it can strike. Install it today for powerful protection on your PC, Mac, phone, or tablet

Real-time ransomware
protection
Smart Firewall
AI anti-scam features
2 GB Cloud Backup1
Norton AntiVirus Plus comes with powerful ransomware protection.
Norton AntiVirus Plus comes with powerful ransomware protection.
Norton AntiVirus Plus comes with powerful ransomware protection.

Powerful anti-ransomware protection

Shield your PC, Mac, phone, or tablet from ransomware and other cyberthreats with powerful proactive security. Norton AntiVirus Plus offers advanced ransomware detection, real-time hacking protection, and a rock-solid firewall to help keep your device secure. Start your free trial today.

Ransomware protection tool: Key features

Norton AntiVirus Plus combines powerful ransomware detection software with advanced protection features for a one-stop cybersecurity solution.

  • Rebootable Recovery

    Device Security

    Guard your PC, Mac, and mobile devices in real time against ransomware, viruses, spyware, and other online dangers.

  • Reputation Report Card

    Online Threat Protection

    Enjoy multiple layers of advanced protection designed to safeguard your personal information from phishing, hacking, and other cyberthreats.

  • Norton Safe Search

    PC Cloud Backup

    Secure your files and photos with 2 GB of cloud storage1 — your safety net against ransomware, theft, and hardware failure.

  • Power Eraser

    Smart Firewall 

    Automatically detect and block suspicious network activity to help protect your device from cyberattacks and intrusions.

  • Password Manager

    Securely store and manage your passwords, credit card details, and other credentials with a hassle-free password manager.

  • Virus Protection Promise

    Our experts are always available to help keep your device virus-free, or your money back — and that’s a promise.2

An award-winning ransomware blocker

Powered by award-winning AI and machine-learning security features, Norton AntiVirus Plus boasts a cutting-edge threat-detection engine lauded by industry leaders.

PC Mag Award

Best Antivirus Software 2025

AVlab award

Advanced In-the-Wild Malware Test 2025

avtest Award

Top Rated Product 2025

How it works: Ransomware scanner

Use Norton AntiVirus Plus to help protect your device from ransomware, secure your sensitive information, and keep other malware at bay.

Step 1
Download Norton Anti-Virus

Create a Norton account or sign in. Select a subscription and install Norton AntiVirus, following the on-screen setup instructions.

Step 2
Scan for malware

Open the ransomware scanner tool and start a full scan to help uncover harmful software on your device that could compromise your security.

Step 3
Back up sensitive data

Upload your sensitive data to Norton’s secure cloud storage vault to ensure access to your files even if cybercriminals lock or delete your local data.

Step 4
Enable threat detection

Ensure the real-time threat detection features are enabled to shield your device with an always-on anti-ransomware blocker.

Ransomware protection for all your devices

Protect your digital life with multi-device ransomware security to help keep your sensitive files and personal data safe.

  • Power Eraser

    Android

    Help keep your Android device secure with Norton AntiVirus Plus. Quickly scan for ransomware and other threats directly from the main dashboard.

  • Norton Safe Search

    iOS

    Norton AntiVirus Plus for iOS is a dedicated iPhone and iPad security app that helps protect your iPhone or iPad from ransomware, hacking, and other online threats.

  • Rebootable Recovery

    Mac

    Norton AntiVirus Plus provides real-time ransomware protection for your Mac, helping to secure sensitive data and defend against evolving threats.

Get your free trial now

Keep ransomware at bay with Norton AntiVirus Plus. Start your free trial today and secure your PC, Mac, tablet, or phone from ransomware, malware, and other threats.

Other tools and features

Helpful links

Download our anti-ransomware solution

Help protect your device and sensitive information — start your free trial today and enjoy full access to all the security features Norton AntiVirus Plus has to offer.

System Requirements

Device Security

Not all features are available on all devices and platforms. 
Norton Family, Norton Parental Control, Norton Cloud Backup, and SafeCam are not currently supported on Mac OS or Windows 10 in S mode.

Windows™ Operating Systems

Microsoft Windows 11 (all versions)

Microsoft Windows 10 (all versions)

Microsoft Windows 8/8.1 (all versions). Some protection features are not available in Windows 8

Start screen browsers.

Microsoft Windows 7 (all versions) with Service Pack 1 (SP 1) or later

Mac® Operating Systems

MacOS 10.13 or later.

Features not supported: Norton Cloud Backup, Norton Parental Control, Norton SafeCam.

Android™ Operating Systems

Android 10.0 or later. Must have Google Play app installed. Multi-user mode not supported.

ColorOS 7.1 or later. Must have Google Play app installed.

Features not supported: Norton Cloud Backup, Norton Parental Control, Norton SafeCam.

iOS Operating Systems

iPhones or iPads running the current or previous two versions of Apple® iOS.

No one can prevent all cybercrime or identity theft.

1 Cloud Backup features are only available on Windows (excluding Windows in S mode, Windows running on ARM processor).

2 Virus Protection Promise: To be eligible, you must have a qualifying subscription with automatic renewal. If a Norton expert is unable to remove the virus from your device, you may receive a refund based on the actual price paid for the current term of your qualifying subscription. If you have a bundle (a qualifying subscription from Norton purchased with either another offering from Norton or a third-party offering), your refund will be limited to the Manufacturer’s Suggested Retail Price of only your qualifying subscription for the current term, not to exceed the total bundled price paid. Any refund will be net of any discounts or refunds received and less any shipping, handling and applicable taxes, except in certain states and countries where shipping, handling and taxes are refundable. The refund does not apply to any damages incurred as a result of viruses. See Norton.com/guarantee for complete details.