Patent ID: 8060446

Claim:
A service providing method based on authentication of college students operated in a server system, the service providing method comprising: receiving by a device at least a name of a school from a member who wants to be authenticated as a college student who attends the school and has an email address issued by the school, in an input unit; receiving by said device, an email address of a fellow student of the school, from the member, in the input unit; verifying whether the email address is issued by the school by using the name of the school and the email address; creating and transmitting by said device a first verification code of the member to the email address, in a verification code transmission unit; creating and transmitting by said device, a third verification code of the fellow student to the email address of the fellow student, in the verification code transmission unit; receiving by said device a second verification code from the member and a fourth verification code from the fellow student, and transforming by said device a status of the member to be an authenticated college student if the value of the second verification code and the value of the fourth verification code is identical to the value of the third verification code, in an authentication unit; and providing by a web application server, a service of the member whose status has been transformed to be an authenticated college student by the authentication unit, to a buyer who requests the service, in a service providing unit; wherein the providing of the service comprises: receiving and storing an essay which is written by the member whose status has been transformed to be an authenticated college student, for an entrance examination; receiving an essay search criteria from the buyer wherein the essay search criteria comprises a score in the entrance examination of the member whose status has been transformed to be an authenticated college student; extracting essays corresponding to the search criteria, from among stored essays; and providing an essay which is selected by the buyer from among the extracted essays, to the buyer.