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If keyboard locale has changed, warn user when they enter their password

IP.com Disclosure Number: IPCOM000242984D
Publication Date: 2015-Sep-04
Document File: 2 page(s) / 61K

Publishing Venue

The IP.com Prior Art Database

Abstract

A system for warning a user when their keyboard locale has changed before password entry

This text was extracted from a PDF file.
This is the abbreviated version, containing approximately 53% of the total text.

Page 01 of 2

If keyboard locale has changed, warn user when they enter their password

A problem occurs when a user is attempting to enter their user name and password, but the keyboard locale on the device is set to a different locale than expected. The user might find that their password is not accepted, but it is not obvious why not (because the user knows that they are entering the "correct" pattern of keys).

    People using computers have to regularly enter a user name and password. User names typically only contain letter characters, but passwords often have to contain a range of different types of character - for example: lower case letters, upper case letters, number, and non-alpha-numeric characters.

People use a keyboard to enter this information (whether a physical keyboard

on a desktop computer or laptop, or a touch screen keyboard on tablets and smart phones). The keyboard settings on a computer enable users to select a range of international standard keyboard layouts (e.g. a UK English keyboard, a US English keyboard, a French keyboard, a Greek keyboard, etc.)

    What actually happens is that a mapping takes place between the button pressed (on either a physical keyboard or a touch screen version) and the keyboard language settings currently selected. That is, the character code produced by any key press is determined by the keyboard driver software. A key press generates a scancode which is interpreted as an alphanumeric character or control function.

    If the keyboard type is set to one particular language when the password is created (for example, a UK English keyboard) and then subsequently the keyboard type is...