Nmap and Port Scanning
https://nmap.org/book/man-port-scanning-techniques.html
MacOs Commands:
nmap localhost
lsof -i :5955
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MacOS Network Utility
https://wilsonmar.github.io/ports-open/
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Port 49152
https://www.speedguide.net/port.php?port=49152
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MacOs: Close the Ports and Firewall
https://www.macworld.com/article/1132558/connect2504.html
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