Learn about AT&T Internet Security Suite

AT&T Internet Security Suite - powered by McAfee - can help protect you from viruses, phishing, spyware, and hackers.

About AT&T Internet Security Suite

AT&T Internet Security Suite - powered by McAfee - protects your computer 24/7 to give you peace of mind. Here are the great features you get with Security Suite:
  • Stop Viruses: Blocks and removes viruses and stops them before they get to your PC or Mac.
  • Stop Hackers: Protects and conceals your computer from hackers.
  • Block Spyware: Blocks spyware before it installs on your computer and removes existing spyware.
  • Improve PC Health: Cleans clutter off your computer so it stays healthy and secure.
  • Safe Search, Safe Surf: McAfee SiteAdvisor adds security ratings to websites to help you avoid online dangers.
  • Simple Interface: Scan your computer, check for updates, and configure your security settings using the McAfee SecurityCenter. This easy-to-use dashboard gives you one-click access to your computer's security information.
  • Always Active, Always Protecting: With McAfee's Security as a Service technology, you get continuous, automatic security product and feature upgrades - not just threat updates - for the life of your subscription.
  • Always Upgrading, Always Updating: With continuous and automatic updates, McAfee ensures that you're running the most current security to combat the ever-evolving threats on the Internet as long as your subscription with AT&T is active.
  • It's a security service that continuously and automatically updates your computer with the latest software and threat security data to your PC or Mac.
  • The enhanced and streamlined security performs faster and requires less of your computer's resources than previous versions.

Requirements to download and install AT&T Internet Security Suite - powered by McAfee on your PC

To perform a basic pre-installation cleanup before the installation process, see Prepare your computer to download and install McAfee Consumer products.

You can then download the McAfee Internet Security Suite.
Minimum requirements to install AT&T Internet Security Suite - Powered by McAfee

Microsoft Operating System Requirements:

  • Microsoft Windows 2000 with Service Pack 4 (SP4) or higher
  • Windows Vista* and Windows Vista Service Pack 1 (SP1) Personal computer with Pentium-compatible processor 500MHz or higher and 256MB RAM or higher and is compatible with 32 and 64-bit systems
  • Windows 7* (compatible with 32 and 64-bit systems)
  • * Must meet Windows Vista and Windows 7 operating system requirements

Microsoft Browser Requirements:
  • Microsoft Internet Explorer 6.0 or later
  • Mozilla Firefox 1.5 or later

Requirements to download and install AT&T Internet Security Suite - powered by McAfee on your Mac

Mac Operating System Requirements:
  • Apple Mac OS X 10.5 or higher
  • Apple Computer with Intel Processor
  • 1GB RAM or higher
  • 150MB of available free drive space

Mac Browser Requirements:
  • Mozilla Firefox version 3.0 and above
  • Safari version 3.0 and above
  • McAfee SiteAdvisor is currently supported by Firefox browser only.

About McAfee SiteAdvisor
The SiteAdvisor feature provides:
  • Safety ratings for an estimated 95 percent of the World Wide Web.
  • Website testing for excessive pop-ups, browser exploits, and other annoyances.
  • Download testing for viruses and bundled adware, spyware, or other unwanted programs.
  • Advising for users as they surf and search.

What do the ratings mean?
Site is SafeSite is Safe

Use CautionUse Caution


SiteAdvisor will also show you how safe a website is once you are there.

Click on the icon in the toolbar to find out why a site is rated a certain way.

Additional Features for PC Users
  • Built-in computer health and performance tools keep the PC running at peak performance with automated disc defrag, and clean-up for files, applications and browser history.
  • Protection without interference - McAfee security service will intelligently defer tasks, updates, and alerts. This is a unique feature that allows you to use your PC for uninterrupted movie watching, slide show presenting, or game playing.
  • McAfee Virtual Technician is integrated and easily accessible within the SecurityCenter and the Help menu. It allows you to resolve common issues from within the service. Unresolved issues are automatically sent to a support agent with solutions 24/7.
  • Improved performance with less processing, less memory use, and faster scanning.
  • Integrated anti-virus, anti-spyware and firewall technologies work together to combat today's sophisticated, multi-pronged attacks.
  • Spyware protection detects, blocks, and removes spyware and adware. Better protection based on a new integrated anti-virus, anti-spyware engine. It also detects and blocks tracking cookies.
  • Intelligent firewall protection with improved data of known good and known bad applications. Automated detection of new networks. New logging capabilities.
  • McAfee SystemGuards watches your computer for specific behaviors that may signal virus, spyware, or hacker activity.
  • Stealth Mode can hide your presence on the Internet, making your computer invisible to hackers.
  • McAfee SecurityCenter makes it simple to review the PC security status, check for updates, and fix potential security issues.

Additional Features for Mac Users
  • Protects against harmful programs that monitor, collect and sell your personal information.
  • Identity protection, anti-phishing and Site Advisor software all help keep you safe during financial transactions.
  • McAfee firewall restricts access to your computer and files when you are online.
  • Scans and cleans downloaded files and attachments from email and IM programs.
  • Scans any external drive for potential threats to your Mac.
  • Protects against viruses, trojans, worms, bots, and root-kits. Repairs and removes infections from files without damaging format or contents.

Why AT&T Internet Security Suite - powered by McAfee

  • Low Cost: If your connection speed is 3Mbps or higher, AT&T provides this Security Suite at no charge to you. If your connection speed is 1.5Mbps or less, you will be charged $5.00 per month for installation on up to four PCs or Macs.
  • Secure: Trusted, award-winning security from McAfee, customized for AT&T customers.
  • Always Up-to-Date: Upgrades to the latest version of AT&T Internet Security Suite - powered by McAfee. When new versions are available, you are automatically upgraded at no charge, ensuring you always have up-to-date protection.
  • Automatic Updates: Updates for the latest security threats happen daily, automatically, without any action from you.

You can access our comprehensive online support free of charge at att.mcafee.com, which includes:
  • McAfee Virtual Technician can diagnose and fix many problems related to your McAfee product. For problems it can't fix, it collects information to make Search and Chat more effective.
  • FAQs and Search: If McAfee Virtual Technician can't fix your problem or if you're accessing this site from a different computer, use our FAQs and powerful search tool to help you find answers.

Learn more about how to keep your personal information and devices safe and secure on the AT&T Security Information page.

If you're not ready to install the full Security Suite, you might want to try McAfee Security Scan Plus. Security Scan Plus will automatically scan your computer on a weekly basis, to ensure that your computer is secure and protected. Visit the McAfee website for more information on Security Scan Plus, or any other McAfee products.
Last updated: December 7, 2022