July 2017
Intermediate to advanced
374 pages
8h
English
Content preview from Cloud Native Python
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Transport protocol
In the Open Systems Interconnection model (OSI model), the transport layer is commonly referred to as layer 4. Web applications use TCP protocols as their transport protocol because of their reliability.
In TCP (Transport Control Protocol), each packet is closely monitored, and error recovery mechanisms are inbuilt, which is very useful in case of a communication failure. These mechanisms are exploited to attack web applications.
The most common attack is the SYN flood attack, which is a TCP request for acknowledgment attack. The SYN flood attack severely affects the application by using an idle session to establish a connection with the application server, and keeps on requesting until the server runs out of resources, ...
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