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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.
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Our other popular internet security software choices, to keep you and your devices safe.
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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.
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Anti-Virus security ensures you’re totally covered keeping your devices safe from malware, spyware, ransomware, and harmful viruses.
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AV Comparatives Advanced Plus

AV Comparatives Advanced Plus

VB100 Certified

AV Comparatives Advanced Plus

OPSWAT Certified

AV Comparatives Advanced Plus
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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.
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Powerful protection, securing all entry points, wherever you are, whatever type of device you’re using to access the internet.
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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
07.09.25
Online shopping smart: why virtual card numbers are your security secret weapon!
Online shopping is amazing, right? It's super convenient to buy almost anything from the comfort of your couch. But when you type in your credit card number to complete a purchase, a little voice in the back of your head might whisper, "Is this really safe?" And that voice has a point! When you directly enter your card number online, it could potentially be snatched by sneaky hackers through something called a "man-in-the-middle" attack, or it could be exposed if the website you're shopping on suffers a data breach.
Digital wallets like Apple Pay and Google Pay are awesome because they use tokenization to keep your actual card number private, making them much more secure. But what happens when an online store doesn't accept digital wallets, and you still have to type in your card info? That's where virtual card numbers swoop in as your personal security superhero!
The Risks of Direct Card Entry:
- Man-in-the-Middle Attacks: Imagine someone secretly listening in on your conversation with a store. In the digital world, this means a hacker can intercept data (like your credit card number) as it travels between your computer and the website.
- Data Breaches: Even if your connection is secure, the website itself might get hacked later. If your actual card number is stored on their compromised servers, it could be stolen by criminals.
- Card Fraud: Once your main card number is out there, it can be used for unauthorized purchases, leading to a huge headache of canceling cards and disputing charges.
Enter Virtual Card Numbers: Your Online Security Shield!
Virtual card numbers are genius because they're temporary, single-use (or limited-use) card numbers that link back to your actual credit card account, but they don't expose your real card details. Think of it like giving a store a temporary, disposable credit card that only works for that one purchase or for a specific amount.
Here's why they're so powerful:
- Protect Your Real Card: The biggest benefit! Even if the virtual card number is compromised in a breach or intercepted, your main credit card number remains safe and sound.
- Limit Exposure: You can often set specific limits for virtual cards:
- Time Limit: Set the virtual card to expire after a certain number of minutes, hours, or days. Perfect for a one-off purchase!
- Maximum Dollar Amount: Authorize the virtual card for only the exact amount of your purchase, or a slightly higher maximum. If a hacker tries to use it for more, it won't work.
- Easy to "Turn Off": If you suspect a virtual card number has been compromised (or if you just finished a transaction), you can often "kill" it immediately, without having to cancel your entire main credit card.
- Privacy: It adds an extra layer of privacy by not exposing your permanent card details to every merchant you shop with online.
How to Get Your Hands on Virtual Card Numbers:
The good news is that this fantastic security feature is becoming more common!
- Your Bank/Financial Institution: Many major banks and credit card providers now offer virtual card number services directly. Capital One and Citibank are well-known examples that provide this feature. Check your online banking portal or contact your card issuer to see if they offer it.
- Third-Party Services: Some independent third-party services also offer virtual card number generation. Do your research to ensure they are reputable and secure.
The next time you're shopping online and a digital wallet isn't an option, remember the power of virtual card numbers. They're an incredibly effective way to protect your main account from interception and breaches, giving you peace of mind with every click. It's a smart security move that every online shopper should embrace!
5 smart steps to take if your personal data has been compromised
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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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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.