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Ultimate Internet Security
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PC-Tune Up
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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 (71 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 (41 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 - 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

11.09.25

The hidden thief: what spyware and adware may be stealing from you

Imagine a tiny, invisible camera silently following you around all day, recording everything you look at, everything you type, and everyone you talk to. That’s essentially what Spyware and its cousin, Adware, do to your digital life.

These malicious programs are sneaky, quiet, and incredibly dangerous. They operate in the background of your computer or phone, collecting your sensitive information and sending it off to unauthorized third parties—all without you knowing a thing. This compromises your privacy and turns you into a perfect target for financial crimes and identity theft.


Spyware: The Ultimate Digital Snoop

Spyware is a type of malware (malicious software) designed specifically to spy on your activities. It hides deep within your system and actively gathers sensitive data.

What is it looking for? Everything!

  • Keystrokes: Keyloggers (a type of spyware) record every single thing you type, including your login credentials, passwords, bank account numbers, and credit card details.
  • Browsing Habits: It tracks every website you visit, every search term you use, and every product you look at.
  • Screenshots: Some sophisticated spyware even takes periodic screenshots of your desktop.

Once this compromised information is collected, it's reported back to the attacker or sold on the dark web. This puts you at direct risk of financial fraud and identity theft because the criminals now have the blueprint to your digital life.

Adware: The Annoying Gateway

Adware (often lumped together with spyware) is software that displays or downloads unwanted, aggressive advertisements on your device, usually through pop-up windows or by hijacking your web browser.

While some forms of adware are just annoying revenue generators for the developer, they still create major security risks:

  • System Slowdown: Adware consumes system resources like memory and CPU power, making your computer frustratingly slow and prone to crashing.
  • Malware Delivery: The biggest risk is that some malicious adware acts as a gateway. It can embed malicious code, redirect you to dangerous, fake websites, or even download and install more harmful programs, like actual spyware or ransomware, onto your machine.

How Do They Get In?

Spyware and Adware don't usually spread like viruses. They rely on trickery:

  • Bundled Downloads: They often sneak onto your system attached to "free" software downloads, especially freeware or shareware. You click "Accept" on a lengthy User Agreement without reading it, and the hidden threat installs itself.
  • Malicious Websites: Visiting a compromised website or clicking a fraudulent pop-up can sometimes initiate a "drive-by download" that silently installs the software.

Your Active Defense is Essential

In a world where digital privacy is harder than ever to maintain, relying on vigilance alone isn't enough. You need security software that is specifically designed to fight this invisible threat.

To prevent and protect against spyware and adware, robust security software with anti-spyware protection is crucial. Programs like Total Defense’s Anti-Spyware Protection constantly monitor your system in real-time, scanning files and network connections. They block the initial attempts of these programs to install and eliminate them if they sneak through.

Take control of your data. Don't let invisible criminals spy on your life—install comprehensive security software today and protect every device you own.


Building a Cyber Strong America: How You Can Help During Cybersecurity Awareness Month

October marks Cybersecurity Awareness Month, a global initiative that encourages individuals and organizations to take proactive steps to protect themselves online. In 2025, the theme is “Building a Cyber Strong America,” a call to action for everyone—from government agencies to private companies and everyday internet users—to strengthen our collective defenses against cyber threats. Cybersecurity isn’t […] Read More»

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