Announcing our new 2026 internet security product line.
More secure and easier to use than ever.

Ultimate Internet Security
Premium Internet Security
Essential Anti-Virus
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PC-Tune Up
Mobile Security
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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.

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 (72 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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Free US-Based Support
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 (42 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.

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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

05.15.26

How to avoid small business scams and protect your money, data, and reputation

Running a small business means juggling payments, vendors, customers, and nonstop messages. That busy pace is exactly what scammers count on. They do not need to break into your office to cause damage. Often, they just need one rushed click, one fake invoice, or one employee who believes a spoofed email is real. That is why learning how to avoid small business scams is now basic business hygiene—not an optional extra.

One scam stands out because it hits businesses where it hurts most: email-based payment fraud. According to the FBI’s 2024 Internet Crime Report, business email compromise caused nearly $2.8 billion in reported losses in 2024, making it one of the costliest cyber-enabled scams in the country. That number matters because it shows how often criminals win without deploying sophisticated malware—they simply exploit trust, urgency, and routine business processes.

The small business scams to watch for

Most small business scams fall into a few repeat categories. Once you know the patterns, they become easier to spot:

  • Business email compromise (BEC) — a scammer impersonates an executive, vendor, or customer and asks for a wire transfer, gift cards, payroll data, or account changes.
  • Fake invoices and vendor payment changes — criminals send realistic invoices or “updated banking details” and hope someone in accounting pays without verifying.
  • Phishing and spoofed emails — attackers copy trusted brands or even your own domain to steal passwords or trigger malware downloads.
  • Tech support and imposter scams — scammers pretend to be from Microsoft, your bank, shipping providers, or government agencies to pressure employees into acting fast.

How to avoid small business scams

The good news is that the best defenses are practical and affordable. The FTC’s small business cybersecurity guidance recommends building a few core habits that reduce risk fast.

Start here:

  • Verify payment requests through a second channel. If a vendor asks to change banking details, call a known phone number before paying. The FBI specifically recommends secondary verification for account changes and fund requests
  • Require multi-factor authentication. MFA protects email, cloud apps, and admin accounts from password theft. FTC and CISA both emphasize MFA as one of the highest-impact safeguards for small businesses.
  • Train employees to slow down. Staff should know that urgency, secrecy, and unusual payment requests are classic scam signals. CISA says cybersecurity has to be part of company culture, not just an IT task.
  • Use email authentication. SPF, DKIM, and DMARC help stop scammers from spoofing your company domain and tricking customers or staff. FTC calls all three essential for business email security.
  • Patch systems and back up data. Small businesses are often hit because software is outdated or backups are incomplete. CISA warns that unpatched systems and weak recovery plans make common attacks far more damaging.

What to do if you think your business was targeted

Move fast. Contact your bank immediately, try to recall any fraudulent transfer, secure the affected email account, and report the incident to IC3 and the FTC. The FBI notes that quick reporting can help law enforcement and financial institutions freeze funds before they disappear.

Final takeaway

Small business scams succeed because they feel ordinary. A fake invoice looks like bookkeeping. A spoofed email looks like business as usual. The fix is not paranoia—it is process. When you verify requests, protect email, train staff, and lock down accounts, you make your business much harder to fool.


Spring cleaning your digital life: What to delete, update, and secure in 2026

Spring cleaning isn’t just about tidying up your home—it’s also the perfect time to clean up your digital life. Over the course of a year, most people accumulate unused apps, forgotten accounts, outdated devices, and weak security settings that quietly increase their risk of fraud, identity theft, and account takeover. In 2026, with more of […] Read More»

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