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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.
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Our other popular internet security software choices, to keep you and your devices safe.
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 security ensures you’re totally covered keeping your devices safe from malware, spyware, ransomware, and harmful viruses.
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AV Comparatives Advanced Plus

AV Comparatives Advanced Plus

VB100 Certified

AV Comparatives Advanced Plus

OPSWAT Certified

AV Comparatives Advanced Plus
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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.
»Important terms and offer detailsWe’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.
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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.

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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

Total Defense Security Tip of the Day
07.17.25
How to dodge malicious apps and keep your data safe
Hey everyone! Our smartphones and tablets are packed with amazing apps that help us do everything from banking and shopping to staying connected with friends and playing games. Apps make our lives easier, more fun, and more productive. But here's the catch: not all apps are created equal, and some of them are downright malicious! These sneaky apps can steal your personal information, track your every move, or even drain your bank account.
Think of it like this: downloading an app is like inviting someone new into your digital home. You wouldn't just let any stranger wander in and start rummaging through your stuff, right? You'd want to know who they are and what they plan to do. The same goes for apps. You need to be smart and savvy about what you download, because once a malicious app is on your device, it can be tough to undo the damage.
The Sneaky World of Malicious Apps:
Malicious apps often try to trick you in various ways:
- Disguised as Legitimate: They might look identical to popular apps, complete with similar icons and names, but they're fake.
- Too Good to Be True: They promise amazing features for free that legitimate apps charge for, or offer unrealistic rewards.
- Hidden Agendas: Their main purpose isn't to provide the advertised function, but to steal your data, show you endless ads, or infect your device with other malware.
- Over-reaching Permissions: They ask for access to information or functions on your phone that have nothing to do with what the app is supposed to do.
Your App Smart-Guide: How to Avoid the Bad Guys
Ready to become an app-downloading pro and keep those malicious apps off your device? Here's your checklist:
- Read the Permissions – Seriously!
- Before you hit "Install" or "Download," stop and actually read the list of permissions the app is requesting. This tells you what information and functions the app wants to access on your device.
- Ask Yourself: Does this permission make sense for what the app does? For example, a photo editing app needs access to your camera and storage. A flashlight app does not need access to your contacts, microphone, or location!
- If an app asks for permissions that seem totally unrelated to its purpose, that's a huge red flag. Consider that a sign to forego the app entirely.
- Check the App's Privacy Policy:
- Most legitimate apps will have a privacy policy linked on their app store page. Take a few minutes to read it (or at least skim it for key terms).
- Focus On: How will they use your data? Will they share it with third parties? If the policy is vague, confusing, or doesn't clearly state who they share your data with, that's another big warning sign. If they're not transparent, they might have something to hide.
- Stick to Official App Stores:
- Always download apps from official sources like the Google Play Store for Android or the Apple App Store for iOS. These stores have security teams that review apps for malware, making them much safer than third-party app stores or direct downloads from websites.
- While even official stores aren't 100% foolproof, they offer a significantly higher level of protection.
- Read Reviews and Check Developer Info:
- Before downloading, check the app's reviews. Look for recent reviews and common complaints. Are people reporting issues with functionality, excessive ads, or suspicious behavior?
- Also, look at the developer's name. Is it a known company, or a generic-sounding name with only one app? A reputable developer usually has multiple apps and a clear online presence.
- Be Wary of "Too Good to Be True":
- If an app promises to do something incredible for free that other paid apps struggle with, be skeptical. If it sounds too good to be true, it probably is.
Being savvy with your apps is a vital part of your overall digital security. By paying attention to permissions, reading privacy policies, sticking to official stores, and doing a little research, you can dramatically reduce your risk of falling victim to malicious apps. Protect your data – download wisely!
5 smart steps to take if your personal data has been compromised
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60 Day Money Back Guarantee

Money Back Guarantee Program
Total Defense is committed to helping you with your refund. If our product does not meet your expectations for any reason, we will provide a full refund within 60 days of your purchase.
Virus Protection Assurance Program

Virus Protection Assurance Program
An exclusive benefit for customers enrolled in the Automatic Renewal Service.
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.
»Important terms and offer detailsFree US-Based Support Team

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The VB100 Award

VB100 Certification
The VB100 award is a certification of products which meet the basic standards required to be recognized as legitimate and properly functioning anti-malware solutions.
To display a VB100 logo, a product must:- Prove it can detect 100% of malware samples listed as ‘In the Wild’ by the WildList Organization
- Generate no false positives when scanning an extensive test set of clean samples.
- All this must be done with default, out-of-the-box settings in the VB lab environment.