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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
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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.

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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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

06.06.25

Don't get tricked–how to spot fake links and websites

We spend so much time clicking links and visiting websites every day. It's second nature! But here's a crucial cybersecurity skill you absolutely need: knowing how to spot a fake link or a spoofed website. Cybercriminals are super clever, and they design these fakes to look exactly like the real thing, all to trick you into giving up your passwords, personal info, or downloading nasty malware.

Think of it like a digital disguise. A scammer wants you to believe you're going to your bank's website or logging into your favorite online store, but they're actually sending you to a dangerous trap. If you're not paying close attention, you could easily fall for it. So, let's become master link-spotters and website detectives!

Red Flags: How to Unmask Spoofed Links

When you receive an email or message with a link, don't just blindly click it! Here's how to check if it's safe:

  • Hover Before You Click (on a computer): This is your number one trick! Before clicking any link in an email, text message, or even on a webpage, hover your mouse cursor over it (don't click!).
    • What to look for: A small box or text will usually pop up showing the actual destination URL.
    • The tell-tale sign: If the text in the email says "Click here for your bank statement," but when you hover, the URL shows something like "malicious-site.xyz" or "https://www.google.com/search?q=yourbank.scam.com" instead of your bank's official address, DO NOT CLICK! The link is spoofed.
  • On Mobile Devices (Be Extra Careful!): Hovering isn't as easy on phones.
    • Long-press the link: Often, if you long-press (tap and hold) a link, a pop-up will appear showing the full URL without actually opening it. Examine it closely.
    • When in doubt, don't tap! It's safer to open your browser manually and type in the legitimate website address yourself.
  • Watch for URL Shorteners: Services like bit.ly or tinyurl.com condense long web addresses into short ones. While legitimate organizations use them, cybercriminals also love them because they completely hide the true destination. Be extra wary of shortened links from unknown or suspicious sources.

Decoding Fake Websites: What to Look For in the URL

So, you've clicked a link, or you're just typing in an address. How do you tell if the website itself is a fake?

  • Scrutinize the URL – Every Single Character! This is the biggest giveaway.
    • Misspellings: Look for subtle typos in well-known names. "Amaz0n.com" (with a zero instead of an 'o'), "gooogle.com," or "https://www.google.com/search?q=paypal.login.com."
    • Subdomains: Be cautious if the legitimate company's name isn't right after "https://" and directly before the ".com" (or .org, .net, etc.). For example, "https://www.google.com/search?q=login.yourbank.com" is likely legitimate, but "https://www.google.com/search?q=yourbank.scam-site.com" is probably fake.
    • Different Domains: If you expect ".com" but see ".net," ".org," ".info," or some obscure extension, be suspicious.
  • Check for "HTTPS" and the Padlock Icon:
    • Always look for "https://" at the beginning of the website address and a closed padlock icon in the address bar. This means the connection is encrypted and more secure.
    • BUT BEWARE: Even fake sites can sometimes get an HTTPS certificate these days, so don't rely on this alone. It's a good sign, but not the only sign.
  • Poor Quality and Grammar: Fake websites often look hastily put together. Look for low-resolution logos, inconsistent branding, broken links, or numerous grammatical errors and typos in the text.
  • Requests for Excessive Information: If a website asks for an unusual amount of personal information upfront, or data that doesn't seem relevant to its purpose, that's a huge red flag.

By becoming a master of examining URLs and being vigilant about the details, you can protect yourself from falling into these digital traps. Always remember: a moment of caution can save you from a whole lot of trouble!


Cybersecurity for remote workers: best practices to secure your home office

More and more of us are experiencing the work-from-home life, trading the commute for comfy pants and kitchen coffee. It’s got its perks, right? But your home office isn’t the same secure environment as the company headquarters. Suddenly, you’re the IT department, and the security of your devices, network, and sensitive work data rests squarely […] Read More»

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