Details
A digital signature is an encryption technique used to verify the source of transferred data (for example., messages, installation packages, etc.). If a file is damaged or modified, its digital signature may become lost in the process.
Solution
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Navigate to where you saved the file, right-click it and select Properties from the context menu.
Figure 1-1 -
In the file Properties window, select the Digital Signatures tab and verify that ESET, spol. s r.o. appears in the Signature list (it should be the only entry in the list). Select the signature and click the Details button.
Figure 1-2 -
In the Digital Signature Details window, select the General tab and then verify that the note below Digital Signature Information reads This digital signature is OK.
Figure 1-3 - For more information about the digital signature, click View Certificate.