I found way, how to activate your Windows 8 Pro/Enterprise. But you should do it as fast as can before it goes down...
Download - Windows 8 RTM Activation | KMS | Server Check
Download - KMS Activation Helper 1.5 | VL Only
Download - KMS Nano 25 Portable | Win Vista / 7 / 8 (Pro/Ent.) Retail / VL
Download - KMS Pico 5.1 | Win Vista 7 / 8 Pro. / Ent. (Retail / VL) / Win Server 2012
Download - KMS Auto Pro 1.18 Portable | Win Vista 7 / 8 / 8.1 / Server 2008 / 2008 R2 / 2012 | VL
Download - Windows 8 RTM Activator 4.0.0.1 | Offline / Permanent
Download - CZ Helper 2.3d Portable | Win 8 Pro / Ent. / Win Server 2012 Standard/Datacenter
Download - Activate .NET Framework 3.5 on Win 8
Go to Here - Microsoft Toolkit 2.4.3
Password : http://tinyurl.com/dxj7trx
