Examine the details in the first packet. What transport layer protocol is being used? The first packet is using TCP as the transport layer protocol.

What is the first packet's destination port? What is the significance, if any, of this port number?

Destination Port Number: $80$

What is the first packet's source port number?

Source Port Number: $3372$

Examine the first $3$ packets. What transport layer flags are set and what does this sequence of packets represent in terms of a connection$-$oriented messaging session? Which IP address initiated this connection.

Research and provide a brief description of a common HTTP security vulnerability?