Try our Best Antivirus Protection Free for 30 Days
Free Trial DownloadStart your Free 30 day, no credit card needed, no hassle trial today.
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.
Learn More >
Free US Tech Support
Our friendly US-based team is standing by to assist with customer care & technical support.
Learn More >
Money Back Guarantee
If you’re not completely satisfied, we’ll refund your money within 60 days of purchase.
Learn More >
Virus-Free Guarantee
We’re so confident in our virus protection, we will remove it for free or give your money back.
Learn More >
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.
Free Trial Download
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.
Read reviews from our customers>


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
03.15.26
Stop reusing passwords: Why every account needs its own strong, unique login
If you’ve ever reused the same password across multiple accounts, you’re definitely not alone — but you’re also taking a major security risk without realizing it. Password recycling is one of the most common habits people fall into, and unfortunately, it’s also one of the easiest ways for cybercriminals to break into your digital life.
Think about it: if just one website you use gets hacked and your password leaks, every account that shares that same password is suddenly at risk. That could include your email, banking apps, social media, shopping accounts, cloud storage… the list goes on. Reusing passwords creates a domino effect, turning a single breach into a full‑blown identity disaster.
Let’s break down why unique passwords matter, why weak passwords make things worse, and how to protect yourself effortlessly with a password manager.
Why Reusing Passwords Is So Dangerous
Cybercriminals don’t need to “hack” you — they just need one password that you’ve used everywhere.
After a data breach, leaked passwords often end up on the dark web, where attackers use them in a technique called credential stuffing. They take your email and exposed password and try logging into hundreds of other sites to see what else they can access.
If you reuse passwords, you’re basically handing them the keys.
Even worse, many of the most commonly reused passwords are incredibly easy to guess. Passwords like “password,” “123456,” “qwerty,” and “football” remain shockingly popular — and attackers know it.
A strong password protects you. A reused one puts everything at risk.
Why Every Account Needs Its Own Unique Password
Every online service you use has a different level of security. Some companies have top‑notch systems that protect your data, while others may be vulnerable. If one of those weaker sites suffers a breach, and you’ve reused your password, stronger accounts become instantly exposed.
Using unique passwords means:
- A single breach stays contained
- Hackers can’t jump from one account to another
- You protect your most sensitive accounts, like email and banking
- You drastically reduce your risk of identity theft
Even if one password leaks, the damage stops there.
How to Create Strong, Unique Passwords for Every Login
Good news — you don’t need to memorize dozens (or hundreds) of complicated passwords. You just need the right tools and habits.
Use a Password Manager
A password manager generates strong, complex passwords and stores them securely so you don’t have to remember them. It also auto‑fills your logins, making your accounts easier and safer to access.
Let the manager create your passwords
Instead of thinking up your own, let it generate long, random strings. They’re nearly impossible to guess and far more secure than anything you could come up with quickly.
Use a strong master password
This is the only password you need to remember — make it long, unique, and memorable.
With a password manager doing the heavy lifting, staying secure becomes effortless.
Bottom Line: One Password Should Never Rule Them All
Password recycling might feel convenient, but it creates huge security gaps. By using strong, unique passwords for every account — and relying on a trusted password manager to store them — you greatly reduce your risk of cyberattacks.
A few minutes of setup today can protect your entire digital identity tomorrow.
How cybercriminals are using AI to automate identity theft (and how you can stay safe)
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.







