To get your working for digital signatures, you generally need the SafeNet Authentication Client (SAC) . This software acts as the driver for most modern Aladdin and Thales eToken devices. Official Download Sources
It is highly recommended to download these drivers from official or trusted certificate authority sites to ensure security:
A secondary option for finding specific SafeNet eToken MD drivers if you are using older hardware. Quick Installation Guide
If you are using Windows 10 or 11, the system may occasionally find a basic driver automatically via Windows Update, but the full SafeNet Authentication Client is still required to manage certificates and change PIN codes.