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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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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
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.
Essential Anti-Virus

Anti-Virus security ensures you’re totally covered keeping your devices safe from malware, spyware, ransomware, and harmful viruses.
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

AV Comparatives Advanced Plus

VB100 Certified

AV Comparatives Advanced Plus

OPSWAT Certified

AV Comparatives Advanced Plus
We will keep you virus-free guaranteed
An exclusive automatic renewal service benefit.

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.
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.

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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
07.01.25
Your Microsoft account's superpower: turn on two-factor authentication
Hey everyone! In today's digital world, your Microsoft account is likely a central hub for a huge chunk of your online life. We're talking about your Outlook emails, OneDrive files, Xbox games, Windows logins, and even your Office documents. If a cybercriminal manages to get their hands on your Microsoft password, it's like they've found the master key to a treasure chest full of your personal data!
That's why enabling two-factor authentication (2FA) for your Microsoft account is one of the smartest and most powerful moves you can make to secure your digital identity. You might also hear it called multi-factor authentication (MFA) or two-step verification. Whatever the name, the idea is simple: it adds an extra layer of security beyond just your password. Think of your password as the first lock on a door; 2FA is the second, super-strong lock that makes it nearly impossible for unauthorized users to get in, even if they somehow manage to steal your password.
Why Your Microsoft Account is a Prime Target:
Cybercriminals absolutely love targeting Microsoft accounts because they often contain or grant access to:
- Your primary email: This is the "reset button" for countless other online accounts.
- Cloud storage: Your personal and work files in OneDrive.
- Device access: If you use a Microsoft account to log into your Windows PC.
- Gaming profiles: Your Xbox games, progress, and purchases.
- Payment information: If you have payment methods saved for Microsoft services.
A compromised Microsoft account can quickly lead to identity theft, financial fraud, and a massive breach of your privacy. We definitely don't want that!
Unlock Your Security Superpower: How to Enable 2FA
Ready to give your Microsoft account the ultimate security upgrade? It's a straightforward process and well worth the few minutes it takes.
- Log In to Your Microsoft Account: Open your web browser and go to
account.microsoft.com
. Log in with your username and password. - Navigate to the Security Tab: Once you're logged in, look for the "Security" tab in the top navigation bar. Click on it.
- Choose "More Security Options": On the Security page, you'll see various settings. Find and click on "More security options." This section gives you deeper control over your account's protection.
- Find "Two-step verification": Scroll down the "More security options" page until you locate the section labeled "Two-step verification."
- Follow the Guided Steps: You'll see an option to "Turn on two-step verification." Click that, and Microsoft will then guide you through the setup process. This typically involves:
- Verifying your identity: You might need to confirm your existing password or receive a code to your recovery email/phone.
- Choosing your second verification method: You'll be asked how you want to receive your second code. Common options include:
- Authenticator App: This is generally the most secure and recommended method. You'll link your account to an app like Microsoft Authenticator (or Google Authenticator, Authy) on your smartphone. The app generates a new code every 30-60 seconds.
- Text Message (SMS): A code is sent to your registered phone number. While convenient, this is slightly less secure than an authenticator app (due to potential SIM swap scams).
- Email: A code is sent to a different email address.
- Security Key: For even higher security, you can use a physical security key.
- Saving recovery codes: Microsoft will usually provide you with a set of one-time recovery codes. Download or print these and store them in a very safe place! These are your lifelines if you lose access to your primary 2FA method.
Enabling two-factor authentication for your Microsoft account is one of the most impactful steps you can take to protect your digital life. It makes it dramatically harder for hackers to break in, even if they somehow compromise your password. Don't leave your valuable data vulnerable – turn on 2FA today and stay two steps ahead!
5 smart steps to take if your personal data has been compromised
Questions? Our friendly award winning US-based support team is happy to help and it’s free.
1-877-906-8816 Weekdays 9am – 5pm, Eastern Time USA


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

Need Assistance?
US-Based Support • Weekdays 9am – 5pm, Eastern Time USA
Technical Support
Call 1-866-305-7989
or Email
Free technical support includes:
- Download and installation
- Activation and configuration
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- Updates and upgrades
Customer Care
Call 1-877-906-8816
or Email
Customer care assists with:
- Sales and orders
- Account information
- Renewals
- Refunds
- Rebates
- Billing Inquiries
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.