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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.

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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

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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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

09.06.25

How to lock down your home security cameras

Home security cameras offer a fantastic way to keep an eye on your property, providing peace of mind whether you're at work home or traveling further afield. But just like any connected device, these cameras can also be a potential entry point for cybercriminals if not properly secured. Think of it this way: you wouldn't leave your front door unlocked, so why would you leave your security cameras vulnerable? Let's walk through some easy steps you can take to make sure your home surveillance system is a fortress, not a free peek for hackers.

Step 1: Change the Default Password – Seriously!

This is security 101, but it's surprising how many people skip it. Your camera comes with a default username and password (often something simple like "admin/12345"). Hackers know these defaults! It's one of the first things they try. So, ditch the defaults and create a strong, unique password for each of your cameras. Use a mix of uppercase and lowercase letters, numbers, and symbols. A password manager can help you keep track of these complex credentials.

Step 2: Secure Your Wi-Fi Network First

Your security cameras connect to your home Wi-Fi network, so the strength of your camera's security is intrinsically linked to the security of your Wi-Fi. Make sure your home Wi-Fi is protected with a strong, unique password (different from your camera passwords!), and use WPA3 encryption if your router supports it. This is the foundation of your smart home security.

Step 3: Keep Your Camera Firmware Updated

Just like your phone and computer, security camera manufacturers regularly release firmware updates. These updates often include crucial security patches that fix vulnerabilities hackers could exploit. Enable automatic firmware updates on your cameras if the option is available. This ensures your cameras are always running the latest, most secure software. Check the manufacturer's website for instructions on how to update your specific camera model.

Step 4: Enable Two-Factor Authentication (if available)

Some security cameras and their associated apps offer two-factor authentication (2FA). This adds an extra layer of security beyond just your password. Even if a hacker manages to guess your password, they'll also need a second verification code (usually sent to your phone) to gain access. Enable 2FA whenever it's an option for your camera system.

Step 5: Disable Universal Plug and Play (UPnP) on Your Router

UPnP is a feature that allows devices on your network to automatically discover and communicate with each other. While convenient, it can also create security risks by potentially opening ports on your router that could be exploited by hackers. Unless you absolutely need UPnP for specific applications, it's generally safer to disable it in your router settings. Consult your router's manual for instructions on how to do this.

Step 6: Be Smart About Cloud Storage

Many security cameras offer cloud storage for recorded footage. While convenient, consider the security practices of the cloud storage provider. Choose reputable providers with strong encryption and privacy policies. Also, review the privacy settings for your cloud account to ensure your footage is protected.

Step 7: Position Your Cameras Wisely

While not strictly a cybersecurity measure, the physical placement of your cameras can also enhance your overall security. Position cameras to cover key entry points and vulnerable areas but avoid pointing them directly at public spaces or your neighbor's property to respect their privacy.

By taking these proactive steps, you can significantly enhance the security of your home security cameras and enjoy the peace of mind that comes with knowing your property is being monitored safely and securely. Don't let your security cameras become a security liability – take control and lock them down!


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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