公开(公告)号：US20180139213A1

公开(公告)日：2018-05-17

申请号：US15810862

申请日：2017-11-13

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jun-bum SHIN ,  Jin-su KIM ,  Kyoung-yong LEE ,  Sung-wook KIM ,  Hye-jin SHIN

IPC: H04L29/06 ,  H04L9/08

CPC classification number: H04L63/123 ,  H04L9/0643 ,  H04L9/065 ,  H04L9/0841 ,  H04L51/00 ,  H04L51/16 ,  H04L63/0428 ,  H04L63/061 ,  H04L63/0876 ,  H04W12/001 ,  H04W12/04071

Abstract: A method and device for securing data of a message is provided. A method for encrypting a message of a user terminal device includes: receiving a message via a message input window; displaying the received message; encrypting the message by using a key index and an encryption key corresponding to a chatting window for the message based on an instruction for transmitting the message to another chatting party being received; and transmitting the encrypted message to the other chatting party.