Announcing our new 2026 internet security product line.
More secure and easier to use than ever.

Ultimate Internet Security
Premium Internet Security
Essential Anti-Virus
Essential Anti-Virus for Mac
PC-Tune Up
Mobile Security
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Secure your digital life.

Total Defense makes internet security easy for you and tough on destructive malware. We don’t just protect devices, we protect people.

Our software works hard so you don’t have to—no complex questions or specialized knowledge required.

Virus-free. Hassle-free. Worry-free.

Security designed for people, around people.
VB100 Certified
VB100 Certified

Our virus and malware protection is put through the toughest tests to ensure your are protected.

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Free US Tech Support
Free US Tech Support

Our friendly US-based team is standing by to assist with customer care & technical support.

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Money Back Guarantee
Money Back Guarantee

If you’re not completely satisfied, we’ll refund your money within 60 days of purchase.

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Virus-Free Guarantee
Virus-Free Guarantee

We’re so confident in our virus protection, we will remove it for free or give your money back.

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Total customer satisfaction is our ultimate goal

Don’t take our word for it…
 

I love the feeling of trust I have, knowing that my PC, laptop, tablet, and phone are all "totally defended" from the potential harm that is out there in the cyber world.

- Leslie K.

Total Defense 5 Star rating

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Lightweight and easy! This works great. It was easy to set up and activate. The best part is my computer hasn't slowed down a bit.

- Jerry C.

Total Defense 5 Star rating

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Good product at a good price What's good is it covers tablets, PCs, phones. Also has online backups and mobile security features too, so plenty of value for money. Works well and gets the job done!

- Nakul D.

Total Defense 5 Star rating

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A great Internet security suite for PC users, great parental controls, well-integrated online backup "set it and forget it," good antivirus performance, low cost, can use on multiple devices.

- Isadora L.

Total Defense 5 Star rating

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Easy installation, did not slow down the computer and scanning was super fast. Feel better having protection from all the new ransomware and viruses going around.

- Wayne F.

Total Defense 5 Star rating

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I put this product on different computers and tablets for several years. It's easy to use and understand. Updates consistently to keep up with any new virus and malware. Customer support is always helpful.

- Stepheni H.

Total Defense 5 Star rating

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Protection for all the devices in your home

Premium Internet Security
4.9 (72 Reviews)
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
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$69.99
$89.99
Save $20
5 Devices
10GB Online Backup
Windows Mac Android
Buy with Confidence
Free US-Based Support
Certified Secure Checkout
60 Day Money Back Guarantee
Our other popular internet security software choices, to keep you and your devices safe.
Ultimate Internet Security
4.9 (42 Reviews)

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.

Learn about Ultimate Internet Security >

Anti-Virus
4.9 (35 Reviews)

Essential Anti-Virus

Anti-Virus security ensures you’re totally covered keeping your devices safe from malware, spyware, ransomware, and harmful viruses.

Learn about Essential Anti-Virus >

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 Malware Protection

AV Comparatives Advanced Plus

AV Comparatives Advanced Plus Malware Protection

AV Comparatives Advanced Plus

Virus Bulletin 100 Certified

VB100 Certified

AV Comparatives Advanced Plus Real-World Protection

AV Comparatives Advanced Plus

OPSWAT Certified

OPSWAT Certified

AV Comparatives Advanced Plus Performance

AV Comparatives Advanced Plus

We will keep you virus-free guaranteed

An exclusive automatic renewal service benefit.
Total Defense Virus-Free Guarantee

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.

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We’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.

Total Defense has been a proud supporter of the National Center for Missing & Exploited Children

Rated #1 anti-virus software company on Consumer​Affairs.com

Over 2,000 customer reviews
We always strive to create the best customer service experience and our customers agree. Total customer satisfaction is our ultimate goal.
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Consumer Affairs
Consumer Affairs - Five Star Rating
Total Defense

Internet Security and Safety Center

Helpful tips and articles with practical steps you can follow to improve your online safety
Online Safety

Total Defense Security Tip of the Day

02.16.26

Why frequent software updates are your best defense against hackers

If you’ve ever ignored a software update because you were “too busy,” you’re definitely not alone. But here’s the truth: those updates you keep putting off are one of the easiest and most effective ways to strengthen your security. Whether it’s your operating system, your browser, or that little photo‑editing app you downloaded years ago, keeping software up to date dramatically reduces the odds of becoming a victim of malware or cyberattacks.

Let’s break down why updates matter so much—and what you should look for before downloading any new tools.

Old Software = Easy Target

Cybercriminals love outdated software. When a program hasn’t been updated in a long time, chances are good that known vulnerabilities haven’t been patched. Hackers actively scan the internet looking for devices running old versions of popular programs because these are the easiest systems to break into. Once they exploit a weakness, they might install spyware, steal your data, or even lock your files for ransom.

Staying safe doesn’t require deep technical skills—just consistent updates. Every time a software vendor releases a new version, they’re usually fixing issues they’ve discovered, closing security gaps, and improving the program’s ability to withstand attacks. The more frequently a program is updated, the more protected you are.

How Often Should Vendors Release Updates?

Before you install new software on your device, take a moment to check how often the vendor pushes updates. This tells you a lot about how seriously they take security.

Here’s a simple guideline:

  • Major vendors (Microsoft, Apple, Google):
    They typically release monthly security and feature updates. In some cases, they issue patches even faster when a serious vulnerability appears.
  • Mid‑size or niche software companies:
    Their update cycles may be every couple of months, which can still be perfectly acceptable as long as they’re actively maintaining the product.
  • Vendors with very slow or unpredictable updates:
    If a program hasn’t been updated in a year—or more—that’s a red flag. Using unsupported or abandoned software makes you much more vulnerable.

Choosing tools from companies that update regularly reduces your risk. If a vendor doesn’t clearly communicate their update schedule, check their website or release notes. A good software maker will always be transparent about maintenance and security improvements.

Why Frequent Updates Matter More Today

Cyber threats move fast. Malware authors are constantly developing new tricks, and as soon as one weakness is patched, they start searching for the next one. Modern security is a race—and updates are how your system keeps pace.

The good news? Installing updates is easier than ever. Most programs allow automatic updates, and enabling them ensures you’re always running the safest possible version without even thinking about it.

Bottom Line: Update Early, Update Often

Keeping software up to date is one of the simplest ways to protect your digital life. Before you download any new program, check how often it’s updated. And once it’s installed, let those updates run—your future self will thank you.


The ultimate work from home cybersecurity guide: 10 practical steps to stay safe online

Hybrid work isn’t just a trend anymore; it’s the new standard for the modern professional. This shift offers incredible flexibility, but it also creates a massive headache for cybersecurity. A recent Robert Half survey of 500+ U.S. HR managers found that 88% of employers now offer at least some hybrid options (often varying by seniority […] Read More»

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