Task:4 TCP 3 HANDSHAKE — HTTP IMPORTANCE
Hello everyone today the topics we will examine are:
-TCP 3 way handshake importance, How to work ?
-What is http protocol , how to work
-Most commonly used HTTP Request and Response Headers
-How to capture a sample HTTP Traffic with Wireshark
TCP 3 WAY HANDSHAKE :
One reason why TCP handshake is important to be reliable because it takes place in 3 steps in coordination with each other
SYN(Synchronize): The first step is taken like this, stating that you want to connect to the opposite server
SYN-ACK (Synchronize-Acknowledge): server says it has received and accepted the syn packet
ACK (Acknowledge): This packet is sent when the connection is established without any problems
What İs the Http(Hyper Text Transfer Protocol) protocol:
Http is a communication protocol sends requests to the server through web browsers and the server sends a response.
Most commonly used HTTP Request and Response Headers:
Request:
Host: servers
user-agent: browser info-version information
Content-Type:File/doc type
Cookies: Session information
Response:
Content-Type:approving content(document type)
Set-Cookie: sending new cookies
Server: Server information
Date: proccressing time
Sample wireshark impression:
There is a specific parameter in Wireshark to look for a specific IP address
ip.src==ip_adresslets find test.phpvulnweb ip adress
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