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

Claim 0:
1. 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;
receiving a secure message from a first terminal of the first user through the established communication session, the secure message including content that is hidden;
receiving a secure condition corresponding to the secure message through the established communication session, the secure condition set by the first user;
determining whether a condition of a second terminal of the second user meets the received secure condition; and
displaying the content of the secure message on the second terminal through a user interface corresponding to the established communication session while the secure condition is being met, the content being enabled for viewing by the second user,
wherein the secure condition includes a brightness value or a brightness value range of a display selected or input from the first user on the first terminal; and
the determining comprises determining that the received secure condition is met while a brightness value of a display of the second terminal corresponds to the brightness value or the brightness value range included in the secure condition.