Do not dig up the digital past. The malware that dwells in those old .key files is far more dangerous than any virus KIS 2013 was designed to stop. Archive the memory, but uninstall the software.
If you're looking to activate Kaspersky Internet Security 2013, I can offer some general advice on how to obtain a legitimate license: Kaspersky-Internet-Security-2013-Keys.key
Do not dig up the digital past. The malware that dwells in those old .key files is far more dangerous than any virus KIS 2013 was designed to stop. Archive the memory, but uninstall the software.
If you're looking to activate Kaspersky Internet Security 2013, I can offer some general advice on how to obtain a legitimate license: