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PC-Tune Up
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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.

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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

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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

06.08.26

Why you should check your inbox for suspicious login alerts

Your email inbox can be one of the best early-warning systems for protecting your social media accounts. Many platforms let you receive an email when someone logs in from a new device, browser, or location. If a cybercriminal gets your password, that alert may be the first sign that someone is trying to take over your account.

The key is simple: turn on login alerts, check them regularly, and don’t forget to look in your spam or junk folder too.

Why login attempt alerts matter

Account takeovers often start quietly. A scammer may steal your password through a phishing email, a fake login page, malware, or a data breach. Then they test that password on your social media accounts. If they get in, they can lock you out, message your friends, post scams, or use your account to trick others.

Login alerts help you spot this activity quickly. If you receive an email saying someone logged in from a device you don’t recognize, you can take action before the attacker does more damage.

According to Kasada’s 2025 Account Takeover Attack Trends, 67% of tracked account sales in Q1 2025 targeted webmail, retail, and social platforms, showing how valuable everyday online accounts are to criminals.

What login alert emails can tell you

A legitimate login alert may include helpful details such as:

  • The device used — such as a phone, tablet, or computer
  • The browser or app — like Chrome, Safari, or the social media app
  • The approximate location — based on the login’s IP address
  • The time of the login
  • A link or button to secure your account

Be careful, though: scammers also send fake login alert emails. Don’t click links blindly. If you’re unsure, open the social media app directly or type the official website into your browser.

How to use login alerts safely

Use this simple checklist for every major social account you own:

  1. Enable login alerts
    Go into the privacy, security, or account settings for each social media platform and turn on alerts for new logins or unrecognized devices.
  2. Check your inbox regularly
    Make it a habit to scan your inbox for security notices. Look for subject lines about new logins, password changes, recovery email changes, or suspicious activity.
  3. Check your spam folder too
    Security alerts sometimes get filtered incorrectly. Review your spam or junk folder so you don’t miss an important warning.
  4. Act fast on anything suspicious
    If you see a login you don’t recognize, change your password immediately from the official app or website. Then sign out of all devices if the platform offers that option.
  5. Turn on two-factor authentication
    Login alerts are useful, but two-factor authentication adds another layer of defense. Use an authenticator app when possible instead of relying only on text messages.

What to do if someone logged into your account

If you receive a real alert for a login you don’t recognize:

  • Change your password immediately
  • Use a strong, unique password
  • Turn on two-factor authentication
  • Review connected devices and active sessions
  • Remove unknown recovery emails or phone numbers
  • Warn friends not to trust strange messages from your account
  • Report the incident to the platform

Also change the password for any other account where you reused the same login. Password reuse is one of the easiest ways attackers spread from one account to another.

Your inbox can help you catch account takeovers before they spiral. Turn on login alerts for every social media account, check your inbox and spam folder often, and act immediately if something looks wrong. A few seconds of attention can save you from losing control of your account.


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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