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Total Defense makes internet security easy for you and tough on destructive malware. We don’t just protect devices, we protect people.
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Total Defense
Premium Internet Security
Premium Internet Security provides simple, smart, and reliable protection from viruses, spyware, and malware on up to 5 of your smartphones, tablets, desktops, and laptops.
- Shop, bank and explore your social network without worry
- Protect your information from cyber criminals when you’re shopping and banking online
Our other popular internet security software choices, to keep you and your devices safe.
Ultimate Internet Security

Protect everyone on every device in your home - Ultimate is an easy-to-use, all-in-one Internet Security suite that protects you, your family, and up to 10 of your devices from harmful viruses and the latest online threats.
Essential Anti-Virus

Anti-Virus security ensures you’re totally covered keeping your devices safe from malware, spyware, ransomware, and harmful viruses.
Award winning internet security software
Powerful virus detection that doesn’t slow you down.
Learn more about our highly rated malware protection or get started today with a free 30-day trial of Total Defense Internet Security, with no obligation to buy.
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AV Comparatives Advanced Plus

AV Comparatives Advanced Plus

VB100 Certified

AV Comparatives Advanced Plus

OPSWAT Certified

AV Comparatives Advanced Plus
We will keep you virus-free guaranteed
An exclusive automatic renewal service benefit.

When you choose Total Defense, you’re safeguarded with award-winning, multi-layered virus protection technology. Our powerful security lets you confidently shop, bank and browse online. In fact, we’re so certain we can protect you, if you’re running a Total Defense Security Product and a virus slips past our powerful protection, our expert technology advisors will remove the virus from your device for free. In the unlikely event the virus can’t be removed, we will give you your money back.
»Important terms and offer detailsWe’ve Got You Covered
Over 20 years of Dedication
We are committed to your cybersecurity, from installing the software effectively to helping recovery in the event of a breach.
Advanced Threat Protection
A good offense is the best defense! Real-time and on-demand malware scanning engines provide powerful proactive protection.
Award Winning Security
Powerful protection, securing all entry points, wherever you are, whatever type of device you’re using to access the internet.
Customer Commitment
Our US-based support team is focused on keeping you and your family safe in the ever changing connected world.
Why Total Defense Internet Security >Defend the Defenseless
Total Defense has been a proud supporter of the National Center for Missing & Exploited Children for over 15 years.
Total defense has supported NCMEC in it’s mission to help find missing children, reduce child sexual exploitation and prevent child victimization. We provide quarterly monitary support for NCMEC’s efforts to provide important programs that assist missing and exploited children nationwide.
To learn more about NCMEC, visit www.missingkids.org or see NCMEC on Twitter and Facebook.

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Total Defense
Internet Security and Safety Center
Helpful tips and articles with practical steps you can follow to improve your online safety

Total Defense Security Tip of the Day
05.19.25
Smart home, smarter security: protecting your connected gadgets
Hey everyone! Your smart home is pretty awesome, right? Controlling lights with your voice, checking on your pets remotely – it's like living in the future! But all these cool connected devices, from smart thermostats to security cameras, can also open doors for sneaky cyber bad guys if you're not careful.
Think of each smart device as a tiny computer connected to your Wi-Fi. Just like your phone or laptop, these gadgets can have security holes that hackers might try to wiggle through. So, let's chat about how to make your smart home less of a target and more of a secure fortress.
Lock Down Your Wi-Fi First
Your Wi-Fi network is the gateway to all your smart devices, so making it secure is step number one.
- Strong Password is Key: Ditch the default password that came with your router. Create a long, unique password with a mix of uppercase and lowercase letters, numbers, and symbols.
- Enable WPA3 Encryption: If your router supports it, use WPA3 encryption. It's the latest and most secure standard for Wi-Fi.
- Guest Network for Guests: When friends and family visit, give them access to your guest Wi-Fi network instead of your main one. This keeps your smart devices separate.
Fortify Each Smart Device
Now, let's zoom in on your individual smart gadgets.
- Change Default Passwords: This is HUGE! Every smart device comes with a default password (like "admin" or "1234"). Change these immediately to something strong and unique for each device if possible.
- Keep Software Updated: Just like your phone, smart devices get software updates that often include security patches. Enable automatic updates if the option is available.
- Enable Two-Factor Authentication (2FA): If your smart device or its companion app offers 2FA, turn it on! This adds an extra layer of security, requiring a second verification code when you log in.
- Limit App Permissions: When you install the app for your smart device, review the permissions it asks for. Only grant necessary permissions. Does your smart light app really need access to your contacts? Probably not.
- Disable Universal Plug and Play (UPnP): Unless you absolutely need it, disable UPnP in your router settings. This feature can sometimes create security vulnerabilities.
Be Smart About Placement and Privacy
Where you put your devices and how you use them also matters.
- Secure Your Security Cameras: Be mindful of where you place security cameras. Avoid pointing them at private areas inside your home.
- Mute When Necessary: Smart speakers are convenient, but they're always listening. Mute them when you're having sensitive conversations.
- Read Privacy Policies: Before you buy a new smart device, take a peek at its privacy policy. Understand what data it collects and how it's used.
Securing your smart home doesn't have to be a headache. By taking these proactive steps, you can enjoy the convenience of your connected devices while keeping the bad guys out. Stay safe!
For more tips on securing your digital life, check out our Spring cleaning guide for your computer.
Cybersecurity for remote workers: best practices to secure your home office
Questions? Our friendly award winning US-based support team is happy to help and it’s free.
1-877-906-8816 Weekdays 9am – 5:30pm, Eastern Time USA


60 Day Money Back Guarantee

Money Back Guarantee Program
Total Defense is committed to helping you with your refund. If our product does not meet your expectations for any reason, we will provide a full refund within 60 days of your purchase.
Virus Protection Assurance Program

Virus Protection Assurance Program
An exclusive benefit for customers enrolled in the Automatic Renewal Service.
When you choose Total Defense, you’re safeguarded with award-winning, multi-layered virus protection technology. Our powerful security lets you confidently shop, bank and browse online. In fact, we’re so certain we can protect you, if you’re running a Total Defense Security Product and a virus slips past our powerful protection, our expert technology advisors will remove the virus from your device for free. In the unlikely event the virus can’t be removed, we will give you your money back.
»Important terms and offer detailsFree US-Based Support Team

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Call 1-866-305-7989
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Free technical support includes:
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Customer care assists with:
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The VB100 Award

VB100 Certification
The VB100 award is a certification of products which meet the basic standards required to be recognized as legitimate and properly functioning anti-malware solutions.
To display a VB100 logo, a product must:- Prove it can detect 100% of malware samples listed as ‘In the Wild’ by the WildList Organization
- Generate no false positives when scanning an extensive test set of clean samples.
- All this must be done with default, out-of-the-box settings in the VB lab environment.