License Key File

The license key has the .key extension and contains, among other, the following information:

Licensed period for the product.

List of components the user is allowed to use (e.g., the anti-spam feature can be enabled only in the Anti-Virus&Anti-Spam version).

Other restrictions (e.g., users number limitation for the license).

A valid license key file satisfies the following criteria:

License is not expired.

The license applies to all components of the product.

Integrity of the license key file is not violated.

If any of the conditions is violated, the license key file becomes invalid, Dr.Web stops detecting the malicious programs. License violation is registered in the Windows Event Log and in the text log of plug-in.

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The key file has a write-protected format and must not be edited. Editing of the key file makes it invalid. Therefore, you are not recommended to open your key file with a text editor, which may accidentally corrupt it.