Title:
AN IMPROVED METHOD AND SYSTEM FOR ENCRYPTING INPUT FROM A TOUCH SCREEN
Document Type and Number:
WIPO Patent Application WO1997045781
Kind Code:
A2
Abstract:
An improved touch screen encryption device and method is disclosed. The user selects information from prompts displayed on a touch screen. The improved device determines the input information based upon the location of the touch. The device encrypts the information - for example, the user's personal indentification number - and sends the encrypted information to a remote processor. The device and method may be used by a financial institution (such as a bank), postal services.
Inventors:
YOKOMOTO RANDAL H
YUNG-HANG TAN WARREN
SMUSHKOVICH YOSIF
BUI XUAN S
MERMAN MICHAEL
DESSOUKY INAS M
DO CUONG
GRYTE STEPHEN M
HSU PHOEBE RIN-RIN
PROPP ROBERT R
SEARS MICHAEL L
YUNG-HANG TAN WARREN
SMUSHKOVICH YOSIF
BUI XUAN S
MERMAN MICHAEL
DESSOUKY INAS M
DO CUONG
GRYTE STEPHEN M
HSU PHOEBE RIN-RIN
PROPP ROBERT R
SEARS MICHAEL L
Application Number:
PCT/US1996/020291
Publication Date:
December 04, 1997
Filing Date:
February 10, 1997
Export Citation:
Assignee:
TRANSACTION TECHNOLOGY INC (US)
International Classes:
G06F1/00; G07D9/00; G06F3/00; G06F3/041; G06F21/00; G06F21/20; G06Q40/00; G07F7/10; (IPC1-7): G06F/
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