Invention Application
- Patent Title: ELECTRONIC DEVICE FOR SELECTING KEY TO BE USED FOR ENCRYPTION ON BASIS OF AMOUNT OF INFORMATION OF DATA TO BE ENCRYPTED, AND OPERATION METHOD OF ELECTRONIC DEVICE
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Application No.: US17421911Application Date: 2020-01-02
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Publication No.: US20220103350A1Publication Date: 2022-03-31
- Inventor: Bumhan KIM , Eunbi KIM , Sunjune KONG , Hansang SONG
- Applicant: Samsung Electronics Co., Ltd.
- Applicant Address: KR Gyeonggi-do
- Assignee: Samsung Electronics Co., Ltd.
- Current Assignee: Samsung Electronics Co., Ltd.
- Current Assignee Address: KR Gyeonggi-do
- Priority: KR10-2019-0004519 20190114
- International Application: PCT/KR2020/000061 WO 20200102
- Main IPC: H04L9/08
- IPC: H04L9/08 ; G06F21/62 ; H04L9/14 ; G06F21/60 ; H04L9/32 ; H04L9/30
Abstract:
An electronic device and a method of operating the electronic device are provided. Data corresponding to a user input is received through a user interface of the electronic device. The data is stored in a normal area of a memory of the electronic device. A quantity of information in the stored data is identified. At least one key is selected from a plurality of keys stored in the memory, based on at least the quantity of information. The data is encrypted using the at least one key. The encrypted data and information indicating the at least one key are transmitted to a secure area of the memory, which requires access authority.
Public/Granted literature
Information query
