Una din key este valabila pana in 2015 Note: 1.Keys only work with Avira Internet Security 2013/12 (Formerly, Avira Premium Security Suite) Download Link... Avira Internet Security 2013 | Complete Antivirus Protection (Of-course click on Try...) 2.Windows 8 is NOT Officially Compatible with AIS but Latest Version i.e 13.0.0.2761 is working fine(Tested my self) 3.It is RECOMMENDED to perform a CLEAN installation of AIS from the above link and during the installation(Not Recommended) uncheck "AHead"(To make Scanning Faster i.e No false-positive), "Web Protection" and "Mail Protection"(to Enhance your internet Browsing/Downloading speed) 4.To Prolong Activation Period, u must update your Avira Product manually(its for "PRODUCT UPDATES", "Virus Definition Update" has nothing to do with it). Open Avira, Extras--> Configuration--> Expand update--> Product update and click "Notify user when new product are available". At Below, you must enter at least 3 days or more because if you update regularly, your product key will be expired or being blacklisted soon. Instructions: Basic: 1.Right Click on any Key. 2.Hover ur cursor to "Open With" And Click on "Antivir License Manager" Advanced: 1.Open up Avira. 2.Click Help --> License Management. 3.Click on hbedv.key link that is right above the button for Proxy settings. 4.Locate the file, say C:\Downloads\Avira... Download link: