Mediacom + Total Defense

Security, for humans

Total Defense Internet Security is an easy-to-use, all-in-one internet security software subscription service that protects you, your family, and all of your devices.

Download Now
Install Guide

Powerful Security Protection

Surf with confidence, shop with assurance, bank with certainty and explore your social network without worry.

  • Z-Day Application Defender

    Stops malicious applications from running and warns you when a potential unwanted one is about to.

  • Social Network Defender

    Alerts you to dangerous threats on your social network sites.

  • Cloud Based Protection

    Second layer of cloud based scanning provides an added level of powerful malware protection.

  • Anti-Phishing

    Safeguard your personal information against phishing attacks, Internet fraud, and malicious websites.

  • Download Defender

    Validates safety of websites and scans of all Internet downloads ensuring infected files are blocked.

  • Identity Theft Protection

    Your digital identity is encrypted and stored in our vault. Only you have access.

  • Anti-Malware

    Prevents viruses, spyware, ransomeware and other malware from infecting you PC and tablet.

  • Privacy Guard

    Remove key traces of your digital footprint. We'll make sure nobody can see your data - online or off.

How to Get Started

Mediacom Customer

Existing Mediacom customers receive a unique registration key for Total Defense Premium Internet Security (for up to 5 devices).

Download Total Defense

Don't Waste any time. Download your copy of Total Defense Premium Internet Security and install it on all your devices.

Get Protected

Once you're setup with Total Defense you’ll have access to scheduled scans, around the clock support and VB100 Certified Protection.

Never pay for security software again!

See what our customers are saying about their Free Total Defense Software


Powerful virus protection that doesn't slow you down. Once switched on, it combines a series of innovated technologies to automatically detect and remove any threat, without negative impact on your speed and performance. Turn it on and forget about it.

Family Safety

Avoid risky websites and prevent dangerous downloads. Parental Controls - helps you protect your child from cyber bullying, online predators and offensive content by filtering or blocking access to inappropriate websites, instant messaging programs, and peer-to-peer services. Connect, share and like without worry - stay protected from malicious content while on your social networking pages.


Informative Reports - Allow you to monitor the status of your system by providing real-time details showing user activity and system alerts. Every month you receive a consolidated report of the protection you received and any product updates that occurred during that time.
Updates and Upgrades - You always have the latest software. All product upgrades are free; as soon as we release a new feature or version, your product automatically gets updated.

Total Defense Support

U.S.-based, friendly & helpful
Free expert installation: Product set-up help

Call 1-866-929-3817

If you need assistance with your Mediacom account or service that is not related to Total Defense, please call 1-844-274-6753

Complete protection for your Windows, Mac, & Android devices

Windows Logo Apple LogoAndroid Logo
Go To Download page