![]() There are several techniques for port scanning, depending on the specific goal. What are the different port scanning techniques? ![]() Using these two protocols, there are several different techniques for performing port scans. Data sent via the UDP protocol is delivered without concern for the destination therefore, it is not guaranteed that the data will even make it. While TCP is a reliable, two-way connection-based transmission of data that relies on the destination’s status in order to complete a successful send, UDP is connectionless and unreliable. They are both data transmission methods for the internet but have different mechanisms. ![]() The general protocols used for port scanning are TCP (transmission control protocol) and UDP (user datagram protocol). What are the protocols used in port scanning? Ports 49,151 through 65,536 are dynamic and private ports - and can be used by nearly everyone. Numbers 1024 through 49151 are considered “registered ports” meaning they are registered by software corporations. ![]()
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