Netcat is a computer networking service for reading from and writing network connections using TCP or UDP. Netcat is designed to be a dependable “back-end” device that can be used candidly or easily driven by other programs and scripts.
netcat is an application that is mostly used for "backdoor" purposes, and in this tutorial, I will show you how to transfer a file over a network via netcat.
If you're using Windows, you can download netcat from here. Once it is downloaded, copy nc.exe to C:\Windows\System32 so that you can access it from everywhere.
First run the following command on the receiving computer:
nc -v -w 30 -p 5600 -l > test.txt
After the receiving computer starts listening (in this case, on port 5600), run the following command on the sending computer:
nc -v -w 2 10.0.0.1 5600 < test.txt
where 10.0.0.1 is the address of the receiving computer. In this case, it's localhost because I'm transferring files over the same computer, for demonstration purposes.
The file was now transferred to the other side: