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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.

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

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

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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.

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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.

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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.

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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.

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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
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5 Devices
10GB Online Backup
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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.

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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.

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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

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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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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

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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

08.19.25

The growing threat of AI-generated malware: what you need to know

We've all been hearing about how Artificial Intelligence (AI) is changing everything, from writing emails to creating amazing art. But here's a heads-up about a darker side of AI: cybercriminals are now starting to weaponize it, leading to a new generation of scary-smart malware and attacks.

Think about it – AI can learn patterns, make decisions, and even generate new content. Now imagine those abilities turned towards creating more sophisticated and harder-to-detect cyber threats. It's like the bad guys just got a super-powered upgrade, and it's something we all need to be aware of.

Why AI Makes Cyber Attacks Even More Dangerous:

So, how exactly is AI making the cyber threat landscape even more challenging? Here are a few key ways:

  • Smarter Malware: Traditional malware often follows predictable patterns. But AI-powered malware can learn and adapt. It can analyze your system, understand your defenses, and then change its behavior to avoid detection. It's like a virus that can think on its feet!
  • Supercharged Phishing: Remember those phishing emails with typos and awkward phrasing? AI can write incredibly convincing emails that are almost impossible to spot as fake. They can mimic writing styles, understand context, and even personalize attacks at scale, making it much easier to trick people into clicking malicious links or giving up their information.
  • Automated Attacks: AI can automate many stages of a cyberattack, making them faster and more efficient. This means attackers can launch more attacks with less human effort, overwhelming traditional security measures.
  • Bypassing Security: AI can be used to probe and identify weaknesses in security systems more effectively than traditional methods. It can learn how firewalls and antivirus software work and then develop new ways to sneak past them. It's like having a super-intelligent hacker constantly looking for cracks in your defenses.

What Can You Do About It?

The rise of AI-powered cyber threats might sound intimidating, but it doesn't mean we're helpless. Here are some things you can do to stay safer:

  • Stay Vigilant: Be extra cautious about emails, links, and attachments, even if they look legitimate. If something feels off, trust your gut. Hover over links before you click, and never enter personal information on a website you're not 100% sure about.
  • Keep Your Software Updated: Make sure your operating system, browser, and all your apps are always up to date. Software updates often include security patches that can protect you from known vulnerabilities that AI-powered malware might try to exploit.
  • Use Strong, Unique Passwords (and a Password Manager!): With AI making phishing more effective, a strong, unique password for each of your online accounts is more critical than ever. Consider using a password manager to help you create and store complex passwords securely.
  • Enable Two-Factor Authentication (2FA): This adds an extra layer of security to your accounts. Even if a hacker manages to get your password, they'll still need that second verification code from your phone to log in.
  • Invest in Good Security Software: Make sure you have reputable antivirus and anti-malware software installed and that it's set to update automatically. While AI is creating new threats, security vendors are also using AI to develop better defenses.
  • Educate Yourself: Stay informed about the latest cyber threats and how to protect yourself. Security blogs (like this one!), news articles, and resources from cybersecurity organizations can help you stay ahead of the curve.

The world of cybersecurity is constantly evolving, and AI is definitely throwing a new curveball. But by staying informed, being cautious, and taking proactive steps to secure your digital life, you can significantly reduce your risk of falling victim to these new, AI-powered threats. Stay safe out there!


The rise of QR Code Phishing (Quishing): How to stay safe in 2025

Remember when QR codes were a quirky novelty? We’d scan them to visit a website or get a discount at a store. Fast forward to today, and they’re everywhere! We scan them to view restaurant menus, pay for parking, board a flight, or even log in to our bank accounts. They’re incredibly convenient, but with […] Read More»

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