Internet Security

Best security against all Internet threats on Windows PCs

Choose the best-rated Internet security suite to protect your Windows PC against all online threats.

  • Unbeatable threat detection to keep all Internet threats away
  • Privacy firewall to block intrusions and filter your network traffic IMPROVED
  • Parental Control
  • Webcam and microphone protection to prevent spying
  • Includes privacy tools such as Bitdefender VPN and Bitdefender Safepay
  • Comprehensive Support 24/7


AV Comparatives - Product of the Year
"Product of the Year"
AV-Comparatives, February 2020

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    Prices are for licenses only and do not include implementation services.

    Special prices for Laos only. Product must be activated in Laos. License is delivered immediately after payment.

    Best Protection. Best Performance.









    Best Protection Against Infections (on a scale of 0 to 6 and 6 being the highest protection)

    Overall Score. January 2011 – June 2018. AV TEST.









    Lowest Impact on Performance (on a scale of 0 to 6 and 6 being the lowest impact)

    Overall Score. January 2013 – June 2018. AV TEST.

    Bitdefender. Choose What the Experts Use.

    You get the most innovative technologies that predict, prevent, detect and remediate even the latest cyber-threats.


    Keeps all Windows and network threats away

    Bitdefender’s multi-layered protection keeps you and your network safe from all threats targeting your Windows operating system.

    Performance without compromise

    Bitdefender Internet Security reacts instantly to malware with no compromise to your system’s performance

    Easy to install and use

    Bitdefender Internet Security has a very intuitive and user friendly interface that’s easy to install, configure and personalize according to your needs.

    Safe online banking

    Bank and shop from a unique, dedicated browser that secures your transactions to prevent fraud.

    Fast, anonymous and secure while surfing the web

    Protect your bank info, passwords and downloads from hackers when you use Wi-Fi, especially on public networks.

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    Compare Bitdefender Products

    Compare our award-winning products and get the best real-world protection, so you can keep doing the things that matter while we handle security.


    Total Security


    Internet Security



    Internet Security

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    Antivirus Plus


    Total Security


    Windows, macOS, Android and iOS protection


    Device Optimizer

    Parental Control

    Multi-Layer Ransomware Protection

    Protection against malware, spyware, adware


    Complete Protection for Windows, macOS, iOS and Android

    Bitdefender Internet Security gives you the best anti-malware protection against e-threats across all major operating systems.


    Select an OS below to find out more:


    Bitdefender`s unbeatable multi-layered protection keeps your devices safe from all new and existing threats.

    Complete Real-Time Data Protection

    Absolute power in the most efficient anti-malware solution available today. Bitdefender Internet Security works against all e-threats, from viruses, worms and Trojans, to ransomware, zero-day exploits, rootkits and spyware. Your data and privacy are safe. Read more

    Network Threat Prevention

    Bitdefender Internet Security brings major changes to the way online threats are detected and repelled. Its new cyber threat intelligence technologies can analyze and identify suspicious network-level activities and block sophisticated exploits, malware or botnet-related URLs, as well as brute force attacks. Read More

    Advanced Threat Defense

    Bitdefender Internet Security uses a technique called behavioral detection to closely monitor active apps. The moment it detects anything suspicious, it takes instant action to prevent infections.

    Multi-Layer Ransomware Protection

    Bitdefender’s multi-layered approach against ransomware includes a data-protection layer that safeguards your documents, pictures, videos and music against any kind of ransomware attack. In conjunction with the Advanced Threat Defense module, it protects your most important files from encryption by ransomware. Read more

    Web Security

    Our web filtering technology ensures that you never land on a harmful website. Find out whether your search results are safe to access before you actually click on a link. Bitdefender Internet Security also blocks all known infected links.


    Online scams are on the rise, but our advanced anti-phishing protection easily keeps you out of danger. Bitdefender Internet Security sniffs and blocks websites that masquerade as trustworthy in order to steal financial data such as passwords or credit card numbers. Read more


    Our advanced filtering system warns you whenever you visit websites that may try to scam you.


    Filters irrelevant messages in your Inbox. It’s available for local email clients (Microsoft Outlook, Thunderbird).

    Safe Files

    With Bitdefender Safe Files, you can prevent unauthorized changes to your most important files. Simply add folders to the watch list, and Bitdefender guards the files stored in them against ransomware and other types of malware. Only applications you explicitly trust are allowed to access your Safe Files.

    Rescue Mode

    Some sophisticated viruses, like rootkits, need to be removed before Windows starts. When Bitdefender Internet Security detects such threats, it reboots the computer in Rescue Mode for clean-up and restoration.


    Bitdefender Internet Security packs effective anti-loss and anti-theft tools for your Windows laptop or tablet, remotely accessible from anywhere in the world via your Bitdefender Central account.


    Bitdefender security software reacts instantly to malware without compromising your system’s performance.


    Bitdefender Autopilot is designed to act as a “Security Advisor” and give you deeper insights into your security posture. Its smart capabilities mean that it can recommend security actions in the context of your system needs and usage patterns. Read more

    Bitdefender Photon

    This innovative, exclusive technology helps Bitdefender Internet Security adapt to the hardware and software configuration of your system to save computing resources and improve speed and performance. Read more

    Global Protective Network

    Most heavy scanning takes place in the cloud, so there’s virtually zero impact on your local resources. This means your system’s speed and performance remain unaffected. And your files always remain completely private: Bitdefender does not scan the actual contents of your files, and never uploads or stores them in the cloud.

    Game, Movie & Work Modes

    Bitdefender Internet Security detects when you play, work or watch a movie, so it knows not to bother you with unnecessary requests. This way, you can focus on what’s important. Depending on what you choose to do on your devices, Bitdefender temporarily halts pop-ups, adjusts visual settings, and pauses unimportant background activities to allow you to enjoy your device to the max.

    One ClickOptimizer

    Improve speed and performance for your devices. Read More

    Battery Mode

    This useful, intelligent feature saves battery life for laptops and tablets by temporarily tweaking system settings such as display, system cooling, system updates and Bluetooth connectivity.


    Bitdefender complete protection takes care of your online privacy and personal information.



    The Anti-tracker extension blocks trackers that collect your data, and it allows you to view and manage this information on each website you visit. Anti-tracker keeps your browsing data private and enhances performance by loading webpages faster. Read More

    Microphone Monitor

    Helps you regain control over your own devices. Use it and you’ll be able to see which apps have access to your device’s microphone and when.

    Webcam Protection

    Protects your privacy and prevent webcam leaks. Webcam Protection notifies you when apps try to access your webcam, and lets you block unauthorized access. Read more

    File Encryption

    Creates encrypted, password-protected vaults on your computer for confidential and sensitive documents. Read more

    Safe Online Banking

    Bank and shop from a unique, dedicated browser that secures your transactions to prevent fraud. Bitdefender Safepay can now also automatically fill out credit card details in billing fields.

    Parental Control

    Parental Control offers digital help to parents and extra online safety to children. Filter out inappropriate content and limit screen time for each of your kids. Log in remotely to Bitdefender Central to keep up with your kids.

    Privacy Firewall

    With Bitdefender Internet Security you get a powerful layer of network protection so your personal information stays safe from hackers and data snoops. Read more

    Wi-Fi Security Advisor

    Access the security of your Wi-Fi network and router, no matter where you connect.

    Social Network Protection

    Stay safe from malicious links and any online threats your friends unwittingly pass on to you via social networks.

    Password Manager

    Secures your passwords, credit card information, and other sensitive data in a cyber-vault for easy access whenever you need it. Password Manager gives you the option to autofill online forms and can even recommend secure passwords.

    File Shredder

    Use this tool when you wish to delete a file for good and leave no traces that it ever existed on your PC. Read more

    Vulnerability Assessment

    Scan for security holes and vulnerabilities with just one click. Bitdefender checks your PC for outdated and vulnerable software, missing Windows security patches and potentially unsafe system settings, and it will indicate the best fix.


    The Best Cyber-Security in the World

    Outstanding Product 2018

    AV-Comparatives February 2019

    "Product of the Year"

    AV-Comparatives February 2018

    "Outstanding scores in independent lab tests and our web protection tests"

    PC Mag July 2019

    It's an Editors' Choice security suite

    PC Mag July 2019

    "Best Performance"

    AV TEST April 2018

    "Best Protection"

    AV TEST April 2018

    "44 TIME WINNER"

    PC Mag 

    "27 TIME WINNER"

    PC Mag 

    Best Protection

    Best Protection Against Infections (on a scale of 0 to 6 and 6 being the highest protection)

    Overall Score.
    January 2011 – August 2019. AV TEST.

    Best Performance

    Lowest Impact on Performance (on a scale of 0 to 6 and 6 being the lowest impact)

    Overall Score.
    January 2013 – August 2019. AV TEST.