公开(公告)号：US10158609B2

公开(公告)日：2018-12-18

申请号：US15037847

申请日：2014-11-21

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jung-hwan Lim ,  Sung-kee Kim

IPC: H04L29/06 ,  H04W4/12 ,  H04W4/14 ,  G06F21/62 ,  H04L12/58 ,  G06Q50/30

Abstract: A user terminal device is disclosed. A user terminal device that supports an instant messenger service includes: a display unit for providing an instant messenger service screen including an output message; and a control unit for, when the output message is an encrypted message, decrypting the encrypted message according to a predetermined event and providing the decrypted message to the screen or another screen separate from the screen.