HandshakeSYN
HandshakeSYN is a term used in computer networking to refer to the initial synchronization packet in the TCP connection establishment process. It denotes the first step of the TCP three-way handshake, wherein a client sends a segment with the SYN (synchronize) flag set to initiate a connection with a server.
Mechanics: The client sets the initial sequence number and may advertise options such as maximum segment size,
Impact and usage: In network monitoring and security contexts, a handshakeSYN event can be observed as a
Context and limitations: While every TCP connection begins with a handshakeSYN, the term is not a formal
See also: TCP three-way handshake, SYN flood, SYN cookies, TCP options, initial sequence number.