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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
Our virus and malware protection is put through the toughest tests to ensure your are protected.
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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
If you’re not completely satisfied, we’ll refund your money within 60 days of purchase.
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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…
Protection for all the devices in your home
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.

Rated #1 anti-virus software company on ConsumerAffairs.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
Total Defense Security Tip of the Day
03.10.26
Stay protected: why installing and updating antivirus software is a must
Keeping your devices secure isn’t something you should leave to chance. Every day, cybercriminals develop new tactics to steal personal information, lock files, or compromise your online accounts. That’s why one of the simplest and most effective ways to protect yourself is also one of the most overlooked: installing and regularly updating your antivirus software.
Antivirus protection isn’t just for computers anymore. Today’s threats target everything — laptops, smartphones, tablets, and even smart home devices. If you’re browsing the web, checking email, downloading apps, or connecting to public Wi‑Fi, you need strong, up‑to‑date security tools running in the background.
Let’s break down why antivirus software matters and how to make sure it’s doing its job.
Your Devices Need More Than Just Antivirus
Most people think of antivirus as the main line of defense — and while it’s important, it’s only one part of the equation. A complete security setup includes:
- Antivirus software to block malware, ransomware, trojans, and other threats
- Firewalls to monitor incoming and outgoing traffic
- Web filters to stop dangerous websites before you visit them
- Antispyware tools to catch programs that secretly track your activity
Together, these tools build a strong shield around your devices and personal information.
Why Updating Matters More Than You Think
Your security software is only as good as its most recent update. Cyber threats evolve constantly, and hackers rely on outdated systems to slip through unnoticed. If you haven’t updated your antivirus in months, it may not recognize newer threats — leaving you vulnerable without even realizing it.
That’s why keeping your software updated is critical. Out‑of‑date security tools offer no real defense against the latest malware, phishing schemes, or online scams.
For best protection:
- Turn on automatic updates so your software stays current
- If you prefer manual updates, check for them weekly
- Make sure all security tools — not just antivirus — are fully updated
A few minutes now can prevent major headaches later.
Stay Protected When Downloading or Using Public Wi‑Fi
Two of the riskiest moments for your device are:
1. When you download something new
Whether it’s an app, a photo, or a document, downloads are a common way malware sneaks in. Always make sure your antivirus software is running and updated before you install anything.
2. When you connect to unfamiliar Wi‑Fi
Public Wi‑Fi — like in hotels, airports, and coffee shops — can expose you to hackers who intercept traffic on the network. Updated security tools help block malicious activity and stop hidden threats from infecting your device.
A Little Maintenance Goes a Long Way
It’s tempting to set up antivirus software once and forget it, but cybersecurity isn’t a one‑time task — it’s an ongoing habit. The good news? Most of the work happens automatically once you’re properly set up.
By installing reliable antivirus software, keeping it updated, and making sure it’s active when you download files or browse on public networks, you dramatically reduce your chances of becoming a victim of cybercrime.
Your devices — and your personal data — deserve that level of protection.
Winter break, winter safety: keeping kids safe online
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
- Removal of conflicting AV software
- 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.







