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公开(公告)号：US11470098B2
公开(公告)日：2022-10-11
申请号：US17065819
申请日：2020-10-08
发明人： Intae Jeon , Jaewoo Seo , Seongwook Chung
IPC分类号： H04L29/06 , H04L9/40 , H04W12/37 , H04W12/128
摘要： Disclosed is a terminal device. The terminal device includes: a communication interface comprising communication circuitry, a memory configured to store at least one command, and a processor, connected to the communication interface and the memory and configured to control the terminal device, the processor, by executing the at least one command, is further configured to: based on receiving, from an external server, sequence information of a plurality of attack words and a system call pattern associated with the sequence information, store the received sequence information and the received system call pattern in the memory, compare a system call command sequentially generated in the terminal device with the stored sequence information and the stored system call pattern, perform a security operation based on the comparison, and the sequence information of the plurality of attack words and the system call pattern associated with the sequence information may be generated by an external server, based on each of the plurality of attack words being identified from target information as occurring by a predetermined number or more.
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公开(公告)号：US11355127B2
公开(公告)日：2022-06-07
申请号：US16713482
申请日：2019-12-13
发明人： Sungjun Lee , Seongwook Chung
IPC分类号： G10L17/22 , G10L17/02 , G10L17/06 , G10L17/00 , H04L29/06 , G06F21/85 , G06F3/16 , G06F21/32 , H04L9/40 , G10L15/22
摘要： An electronic apparatus and a controlling method thereof are provided. The electronic apparatus includes a communication interface comprising communication circuitry, a memory, and a processor. The processor is configured to control the electronic apparatus to: receive a user voice for controlling an external device connected to the electronic apparatus from a user terminal through the communication interface, perform user authentication by comparing feature information obtained from the user voice with feature information pre-stored in the memory, obtain a control command for controlling the external device by analyzing the user voice based on the user being authenticated, and control the communication interface to transmit the control command to the external device.
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