CURL

 curl -G -f www.google.com > output.html

curl -X POST https://example.com/api/endpoint -d @"input.txt"

Use netstat -aon to list all active connections with detailed information, including the local and remote ports. Note down the process ID (PID) corresponding to the desired connection. Run tasklist /FI "pid eq 1234" (replace 1234 with the noted PID) to find the program name and other details associated with that PID.