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1. (WO2017034378) INFORMATION SECURITY DEVICE AND INFORMATION SECURITY METHOD USING ACCESSIBILITY

Pub. No.:    WO/2017/034378    International Application No.:    PCT/KR2016/009545
Publication Date: Fri Mar 03 00:59:59 CET 2017 International Filing Date: Sat Aug 27 01:59:59 CEST 2016
IPC: H04L 9/08
H04L 9/30
H04W 12/02
Applicants: TRANSBOX CO., LTD.
주식회사 드랜스박스
Inventors: PARK, In-Kook
박인국
Title: INFORMATION SECURITY DEVICE AND INFORMATION SECURITY METHOD USING ACCESSIBILITY
Abstract:
The present invention discloses an information security device and an information security method which use accessibility to provide an information security service by processing the encryption and decryption of transferred information. An information security device using accessibility according to the present invention executes a first application comprising: an input character receiving unit for receiving input characters input by a second application via an accessibility function; an input character encrypting unit for encrypting the received input characters into encrypted characters; an encrypted character substitution unit for substituting the encrypted characters for the input characters; an output character receiving unit for receiving output characters output from a second application by virtue of an accessibility function; a decryption determining unit for determining whether the received output characters are encrypted characters and decrypting same; an output character decrypting unit for decrypting the output characters to original characters when decryption is determined; and an original character output unit for outputting the original characters through an overlay technique on the output characters. According to the present invention, an information security service that is separate from a user terminal and a service application can be provided.