Total Defense

Ultimate Internet Security

All New
Ultimate Internet Security provides high performance virus detection without slowing you down – on all your devices – while you bank, shop, and connect on social networks with total peace of mind.
4.9(42 Reviews)
Award
Winning
Protection
 
$109.99
10 Devices
25GB Online Backup
Windows Mac Android
 

All new Total Defense Ultimate Internet Security – More secure and easier to use than ever.


Virus-free, Hassle-free, Worry-free.

We're so confident in our protection we guarantee that your PC or device will stay virus-free.

Our friendly US-based team is standing by to assist with customer care & technical support.

If you're not completely satisfied, we'll refund your money within 60 days of purchase.


Powerful real-time protection – Ultimate Internet Security

Secure all the devices in your home – PCs, Macs, Smartphones & Tablets.

Total Defense Ultimate Internet Security
  • Surf with confidence – simple, smart, and reliable protection from viruses, spyware, ransomware and other malware threats – on your PC’s, Mac’s, and Android mobile devices.
  • NEW Ransomware protection – our Advanced Threat Protection guards your most important files from ransomware attacks
  • NEW Anti-Phishing – protection from phishing attacks, Internet fraud, and malicious websites
  • NEW Easy-to-use interface – quick setup, easy scheduling, plus strong security, set it and forget it.
  • NEW Vulnerability protection – automatically updates outdated software applications
  • 10 devices – a single purchase protects up to 10 of your families devices
  • + Get a faster PC – integrated tune-up technology, keeps your PC running at peak performance
  • + 25GB online backup – keeps your photos and digital files safe
Malware scanning

NEW Advanced Threat Protection

A good offense is the best defense! Real-time and on-demand malware scanning engines provide powerful protection. We don’t wait around for threats to strike, but proactively protect your devices by detecting the latest viruses, spyware, ransomware, and other online dangers.
Anti Phishing

NEW Anti-Phishing

Stay off the hook with our improved anti-phishing software, it cuts the bait before you even see it, blocking suspicious email messages, fake social media content, fraudulent websites, and other scams designed to prey on your finances and identity.
Secure online financial transactions

Financial Protection

Keep your online transactions secure and protect your information from cyber criminals when you’re shopping and banking online.
Faster PC startups

Stay at Peak Performance

Automatically scan, fix, and update your PC so you can enjoy faster startups, smoother browsing, and like-new performance.
Shop Online with Confidence

Shop Online with Confidence

Protects you from phishing attacks, internet fraud, and malicious websites that can compromise your personal information and steal identity.
Online Backup

Disaster-Proof Your Files

Online Backup automatically stores important files and photos offline in the event of data loss or damage to your PC from hardware failure, floods, or any other disasters. Restore what was lost with just one click.

*For Home use only, for Small Business use contact support at 1-877-906-8816

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 Malware Protection

AV Comparatives Advanced Plus

AV Comparatives Advanced Plus Real-World Protection

AV Comparatives Advanced Plus

Virus Bulletin 100 Certified

VB100 Certified

AV Comparatives Advanced Plus Malware Protection

AV Comparatives Advanced Plus

OPSWAT Certified

OPSWAT Certified

AV Comparatives Advanced Plus Malware Protection

AV Comparatives Advanced Plus

Our customers love Ultimate Internet Security

  • Ultimate Internet Security
    This has been the best product among other products that I ever used. I started using Total Defense in 2019. Since then, I have never experienced a problem with the service and...
    5.00
  • Ultimate Internet Security
    A very special Thank You to the Support team I was confused about the product and they fully explained it and then suggested a better product that would give me what I wanted...
    5.00
  • Ultimate Internet Security
    The key to good customer service is to meet customers\' expectations. Great customer service means doing that every time a customer reaches out and that\'s what Total Defense...
    5.00
  • Ultimate Internet Security
    After using this anti-virus I've never felt so safe. I recommend it's really underrated Anti-Virus software.
    5.00
  • Ultimate Internet Security
    Simply state of the art products both when it comes to the extremely attractive GUI, simplicity of use and the performance. Nothing more needs to be said.
    5.00
  • Ultimate Internet Security
    I have used Total Defense since before it was called Total Defense, back when it was called CA. I have also used most of the major antivirus software, like Mcafee and Norton,...
    5.00
  • Ultimate Internet Security
    Total Defense has been running on my system for over a year with no issues. I have been able to keep the machine problem free and internet safe.
    5.00
  • Ultimate Internet Security
    Love this Product. It is so easy to use and I feel protected. I have already spoken with Tech Support and they are extremely knowledgeable, patient and customer focused. In...
    5.00
  • Ultimate Internet Security
    Would recommend Total Defense as an outstanding security system. Using Total Defense since 2014, we have had no computer viruses or security problems. Tech support, is excellent...
    5.00
  • Ultimate Internet Security
    Support responded to my inquiry immediately. Manner was pleasant and professional. Promptly identified and resolved the issue and I was left a very satisfied customer! Great...
    5.00
  • Ultimate Internet Security
    Just paid for a renewal of service and technical support went above and beyond for me. Helped me clean all unwanted files and was super friendly. What an amazing support team....
    5.00
  • Ultimate Internet Security
    Love these guys!! Great product and phenomenal support.
    5.00
  • Ultimate Internet Security
    I have been a member for a few years now. Every time I call the agents are very pleasant and knowledgeable. This time was no different. He was very helpful and solved my...
    5.00
  • Ultimate Internet Security
    The best money I have ever spent -- best in protection and best in service. When I have a problem I simply pick up the phone, and they can instantly resolve my problem. So far,...
    5.00
  • Ultimate Internet Security
    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....
    5.00
  • Ultimate Internet Security
    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. It is...
    4.50
  • Ultimate Internet Security
    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. Other Internet security products I've had in...
    5.00
  • Ultimate Internet Security
    Total Defense is very easy-to-use. It protects all my devices, including my desktop, laptop and tablet. Protects from basically all online threats like viruses, ransomware,...
    5.00
  • Ultimate Internet Security
    Solid Software Installation was easy. I have been used it for 4+ months and found no issues at all. The product did everything for my computer and is taken very little CPU...
    5.00

original
4.9(42 Reviews)
Total Defense

Ultimate Internet Security

All New
$109.99
10 Devices
25GB Online Backup
Windows Mac Android
Free US-Based Support
Free US-Based Support
60 Day Money Back Guarantee
60 Day Money Back Guarantee
Certified Secure Checkout
Certified Secure Checkout
Buy with Confidence
Buy with Confidence

Ultimate protection for all your devices

Ultimate Internet Security - Best Malware Protection

Award winning internet security software

Ultimate Internet Security - Award Winning Anti-virus Protection

New and improved interface

Ultimate Internet Security - Improved Anti-Virus Software

Easy-to-use, all-in-one internet security suite

Ultimate Internet Security - Easy to use Anti-virus software

Block ransomware, viruses, and other dangerous malware

Ultimate Internet Security - Best Malware Scanning

PC Tune-up - find and fix PC problems

Ultimate Internet Security - Better PC Performance

System Requirements

Supported Operating Systems
  • Windows 11 (64-bit)
  • Windows 10 (32 & 64-bit)
  • Windows 8.1 (32 & 64-bit)
  • Macintosh OS X – 10.12 or later
Required for all Installations
  • 2 GB RAM
  • 1 GHz or faster processor
  • Internet Explorer 11 or Microsoft Edge
  • 1 GB of available hard disk space
  • 1024 x 768 or higher screen resolution
  • Internet access
Supported Browsers for Web Filtering
  • Internet Explorer 11
  • Microsoft Edge
  • Chrome v40.0 and higher
  • Firefox 35.0 and higher
For Smartphone & Tablet Security
  • Android 5.0 or higher
Usage
  • For personal and family use only. Not for business or commercial use.

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.

»Important terms and offer details

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Questions? Our friendly award winning US-based support team is happy to help and it's free.

1-877-906-8816 Weekdays 9am – 6pm, Eastern Time USA

Customer Service Team of the Year - Cyber Security Excellence 2022 Globee Award Gold Customer Service Department of the Year - 2022 Stevie Awards Bronze