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
Essential Anti-Virus for Mac
PC-Tune Up
Mobile Security
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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
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
Buy with Confidence
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.

Learn about Essential Anti-Virus >

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

05.08.26

Avoid sharing links to your Instagram posts to keep your private content private

If your Instagram account is set to private, you’d reasonably expect that only approved followers can see your posts. Inside the Instagram app, that’s generally true. But there’s an important privacy gap many users don’t realize exists: sharing direct links (permalinks) to Instagram posts on other platforms can expose your content far beyond your intended audience.

From a cybersecurity and privacy standpoint, this is a simple habit that can make a big difference.

Why Instagram post links create hidden privacy risks

Instagram generates a unique URL for every post. When you copy and share that link—whether in a text message, email, bio, or another social platform—you create a new access path to your content.

Security researchers have shown why this matters. A January 2026 disclosure found that nearly 30% of private Instagram accounts had media content exposed via direct post links, allowing access outside the app’s normal follower controls.

While Instagram has addressed some technical issues, link‑based exposure remains a practical privacy risk—especially once a link spreads.

Private account doesn’t always mean private distribution

Inside Instagram:

  • Only approved followers can view your posts
  • Profile visibility is restricted
  • Content is controlled within the platform

Outside Instagram:

  • Links can be forwarded endlessly
  • They may be viewed by unintended audiences
  • They can be saved, shared, or scraped
  • Visibility rules differ from platform to platform

Once a permalink leaves Instagram, you lose control over where it ends up.

Places links often spread unintentionally

Many link shares aren’t malicious—they’re just habits.

Common examples include:

  • Sending a post link in group chats
  • Sharing links on other social networks
  • Adding Instagram links to public bios or websites
  • Posting links in comment sections or forums

Each share widens the audience and increases long‑term exposure.

Why this matters for personal security

Instagram posts often reveal more than just photos.

They can expose:

  • Locations and routines
  • Family members or children
  • Home layouts or valuables
  • Schools, workplaces, or daily habits

For people dealing with harassment, stalking, or identity misuse, uncontrolled link sharing can turn a private account into a discoverable one.

Better ways to share content safely

If you want to keep control while still engaging with people, use safer sharing methods.

Instead of sharing links:

  • Share content directly inside Instagram via DMs
  • Use Close Friends for Stories
  • Keep sensitive posts private or archived
  • Avoid reposting private content elsewhere

These options respect Instagram’s built‑in privacy boundaries.

Additional steps to reduce exposure

Strengthen your overall Instagram privacy posture by:

  • Reviewing follower lists regularly
  • Removing old or unfamiliar followers
  • Limiting resharing permissions where possible
  • Avoiding public bios that directly link to private posts

Privacy is strongest when habits and settings work together.

A mindset shift that helps

Think of Instagram links like copies, not windows. Once shared, they can live outside your control indefinitely. Even if the original post feels harmless, time and context change how information is used.

Final takeaway

If your goal is to limit who sees your Instagram content, keep it inside Instagram. Private accounts work best when posts stay within the platform and are shared intentionally, not linked publicly. Avoiding permalink sharing is a simple, low‑effort habit that protects your privacy and reduces unwanted exposure.


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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