Kaspersky Lab products distributives can be downloaded for free whenever you want. In order the downloaded application works correctly, you need to activate it using an activation code.
Download the distributive of Kaspersky Internet Security 2011 (18.104.22.1686).
Where can I download Kaspersky Internet Security 2012?Migration policy to Kaspersky Internet Security 2012Applications which are not compatible with Kaspersky Internet Security 2011How to activate a commercial version of Kaspersky Internet Security 2011?What is an activation code for Kaspersky Internet Security 2011 / Kaspersky Anti-Virus 2011?How to change installation settings in Kaspersky Internet Security 2011?System requirements to install Kaspersky Lab 2011 productsStandard installation of Kaspersky Internet Security 2011
Release of antivirus database updates (required to protect your computer/server/mobile device)
Providing technical support over phone / web
Release of patches for the application (addressing detected bugs)
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