Abstract: An authorized access list generation method including: at least one network service providing device registering for an authorized access list notification service with a server, the authorized access list including at least one authorization related record of at least one legitimate user device; the legitimate user device outputting a user ID to the server to log into the server, and directly sending an access request to a target network service provider after logging into the server, and continuing to provide an IP address being used and a device ID to the server to update a corresponding authorization related record; and the target network service providing device comparing the IP address, stored in each authorization related record of the authorized access list, with the IP address of a user device issuing an access request, and rejecting the access request if no matched result is found.

Abstract: An authorized access list generation method including: at least one network service providing device registering for an authorized access list notification service with a server, the authorized access list including at least one authorization related record of at least one legitimate user device; the legitimate user device outputting a user ID to the server to log into the server, and directly sending an access request to a target network service provider after logging into the server, and continuing to provide an IP address being used and a device ID to the server to update a corresponding authorization related record; and the target network service providing device comparing the IP address, stored in each authorization related record of the authorized access list, with the IP address of a user device issuing an access request, and rejecting the access request if no matched result is found.