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SN043: Open Ports

SN043: Open Ports

Security Now - 16k MP3 · TWiT

June 9, 2006

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Show Notes

This week Leo and I cover the broad subject of 'open ports' on Internet-connected machines. We define 'ports', and what it means for them to be open, closed, and stealth. We discuss what opens them, what it means to have ports 'open' from both a functional and security standpoint, how open ports can be detected, whether stealth ports are really more secure than closed ports, and differences between TCP and UDP port detection.