A digital circuit using TDM (Time-Division Multiplexing).
To deliberately alter a system's logic, data, or control information to cause the system to perform unauthorized functions or services.
TCP fingerprinting is the user of odd packet header combinations to determine a remote operating system.
TCP Full Open scans check each port by performing a full three-way handshake on each port to determine if it was open.
TCP Half Open scans work by performing the first half of a three-way handshake to determine if a port is open.
A software package which can be used to restrict access to certain network services based on the source of the connection; a simple tool to monitor and control incoming network traffic.
A synonym for "Internet Protocol Suite;" in which the Transmission Control Protocol and the Internet Protocol are important parts. TCP/IP is the basic communication language or protocol of the Internet. It can also be used as a communications protocol in a private network (either an Intranet or an Extranet).
TCPDump is a freeware protocol analyzer for Unix that can monitor network traffic on a wire.