PORTABLE SECURITY DEVICE PROTECTION AGAINST KEYSTROKE LOGGERS
First Claim
1. 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), andprotection means for protecting said sensitive data.
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Accused Products
Abstract
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).
89 Citations
15 Claims
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1. Portable security device (SC, TK) comprising:
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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. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14)
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11. Server (SRV) comprising authentication means to authenticate a user of a computer (PC) connected to the server (SRV) with user authentication credentials, characterized in that when the authentication credentials submitted to the authentication means do not match the expected user authentication credentials, the authentication means are set to check whether the submitted authentication credentials match an agreed format informing of the availability of a portable security device (TK) connected to the computer (PC), and in that upon positive verification, the authentication means are set to attempt a user authentication with the portable security device (TK).
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15. 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), identifying sensitive data within said data, and protecting said sensitive data, within the portable security device (TK).
Specification