Patent ID: 11881940
Assignee: LINE PLUS CORPORATION
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 8:
9. A non-transitory computer-readable medium storing computer readable instructions that, when executed by at least one processor, cause the at least one processor to perform a secure message providing method on a computer apparatus, the secure message providing method comprising:
establishing a communication session between an account of a first user and an account of a second user through a messaging service;
generating a user interface, the user interface for setting a secure condition for a secure message, the secure message including content that is hidden;
verifying the secure condition set by the first user on a first terminal of the first user using the user interface; and
transmitting the secure message and the set secure condition to a second terminal of the second user through the communication session, the transmitting of the secure message causing the second terminal to display the secure message while the set secure condition is being met by the second terminal, the content being enabled for viewing by the second user,
wherein the verifying comprises verifying a brightness value or a brightness value range of a display selected or input by the first user as the secure condition, and
the transmitting comprises transmitting the secure message and the selected or input brightness value or brightness value range to the second terminal through the communication session, the transmitted secure message causing the second terminal to display the secure message while a brightness value of a display of the second terminal corresponds to the verified brightness value or brightness value range.