Assertion: port scanner | /r/CapableOf | close the connection
Facets:
value: immediately
type: MANNER
Source sentences:
text: If a port is open, the operating system completes the TCP three-way handshake, and the port scanner immediately closes the connection to avoid performing a Denial-of-service attack.
text: The scanner host responds with an RST packet, closing the connection before the handshake is completed.