The use rights for Dr.Web are specified in the key file. Key files received during installation or within the product distribution kit are installed automatically.
The key file has the .key extension and contains the following information:
•List of licensed anti-virus components
•Licensed period for the product
•Availability of technical support for the user
•Other restrictions (for example, the number of remote computers allowed for simultaneous anti-virus check)
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By default, the key file is located in the Dr.Web installation folder. Dr.Web verifies the file regularly. Do not edit or modify the key file to avoid its corruption.
If no valid key file is found, Dr.Web components are blocked. |
A valid key file for Dr.Web satisfies the following criteria:
•License is not expired.
•Integrity of the key file is not violated.
If any of the conditions is violated, the key file becomes invalid and Dr.Web stops detecting and neutralizing malicious programs in files, memory, and email messages.
If during Dr.Web installation you have not receive a key file and have not specify a path to it, a temporary key file is used. Such a key file provides full functionality of Dr.Web. However, in the Dr.Web menu 
, Update item is not available until you either activate a license or a trial version or specify a path to the valid key file via the Registration Wizard.
It is recommended that you keep the key file until the license expires.