cextraywinlogon.dll is a CexTrayWinLogon
belonging to CryptoEx Client Suite
from Glück & Kanja Technology AG
Non-system processes like cextraywinlogon.dll originate from software you installed on your system. Since most applications store data in your system's registry, it is likely that your registry has suffered fragmentation and accumulated invalid entries which can affect your PC's performance. It is recommended that you check your registry to identify slowdown issues.