NCP Secure Entry Client for communication with any IPSec gateway (compatibility list at http://www.ncp.de). Supports all transmission networks like ISDN, the analog network, xDSL, Internet, GSM, GPRS, UMTS, LAN, WLAN, and it runs under all Windows operating systems (also Vista). Authentication is executed either through OTP tokens or certificates in a PKI. The permanently integrated Personal Firewall shields the PC against attacks.