| 摘要 |
The invention relates to a portable security device (SC, TK) comprising host connection means (PAD_H, USB_M) for connecting to a computer (PC), client connection means (PAD_C, USB_F) for connecting to an input device (KBD), filtering means for intercepting sensitive data transmitted from the client connection means (PAD_C, USB_F) to the host connection means (PAD_H, USB_M), and protection means for protecting said sensitive data. The invention also relates to an input device comprising a portable security device, to a server, to a system comprising a portable security device, a computer and an input device, and to a method for securing data entered into a computer (PC) with an input device (KBD), the method comprising installing a portable security device (TK) between the computer (PC) and the input device (KBD). |
