System requirements

32-bit: Windows Vista, XP, 2000, Windows 7
64-bit: Windows Vista, Windows 7
RAM 2Gb (recommended 4Gb)
HDD 100Mb

Software download

tool4SE v1.8.9 / mirror - 4SE Software (smart-card based)
nerokey4SE v1.1 / mirror - NEROkey (MULTOS) card update software. Update license details required to convert NEROkey card to 4SE
card4SE v1.5 / mirror - 4SE (TOP GX4) card update software. Update your 4SE card to the latest version for free
Drivers download

Omnikey - USB CCID Smart Card Reader (USB\VID_076B&PID_A021): 32 / 64
Feitian - USB FT SCR2000 (USB\VID_096E&PID_0005): 32 / 64
SCM - SCR3310 USB Smart Card Reader (USB\VID_04E6&PID_5116): 32 / 64
Alcor Micro Corp. - AU9540 USB Smart Card Reader (USB\VID_058F&PID_9540): 32 / 64