An embodiment of the present invention provides a method for providing an SNS-based file aging service executed in a SNS-based file aging service providing server, and the method includes receiving a SNS registration event for at least one user of at least one user, checking whether a content upload event is being occurred on a SNS of the at least one user at which the SNS registration event is received, mapping the content at which the content upload event is occurred with the SNS registration event of the at least one user for the storage thereof, and expiring the content uploaded on the SNS, the content being stored by mapping it with the SNS registration event, when an SNS deregistration event is being occurred for the at least one user from the at least one user.