Patent ID: 8978143
Filing Date: 2015-03-10
Classification: H04L

Abstract:
1. A method of providing a service on a network, the method comprising: receiving a transmission control protocol (TCP) synchronize (SYN) packet from a client directed to an internet protocol (IP) address and port number derived from at least a one-time datum associated with the client; confirming that the TCP SYN packet is addressed to an authorized IP address and port number; sending a TCP synchronize-acknowledgement (SYN-ACK) packet to the client; receiving a TCP acknowledge (ACK) from the client; receiving a data packet from the client, the data packet comprising a client ID and the one-time datum; generating a calculated one-time datum based at least on the client ID; verifying that the one-time datum corresponds to the calculated one-time datum; and establishing a TCP/IP connection with the client in response to the verifying.