Kaspersky Internet Security 2013

 
 
 

Activation error. Untrusted server certificate

Back to "Activation errors"
2012 Nov 23 ID: 9220
 
 
 
 

If a Kaspersky Lab product installed on your computer displays the error "Activation error: Untrusted server certificate" or "Activation error: 0x00000025", then in order to resolve the problem, perform the following actions:

1. Check the system date

See if the system date is set correctly.

2. Check your Internet connection via Internet Explorer

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