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What Sniffing Is
What Sniffing Is Sniffing means capturing the packets travelling on a network to read them. Promiscuous mode tells a network card to capture everything it sees. On old hubs , every packet reached every machine. Modern switches send traffic only to the right port, so sniffing needs tricks like ARP sp
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What it is
Sniffing means capturing the packets travelling on a network to read them.
Promiscuous mode tells a network card to capture everything it sees.
Why it matters for security
On old hubs, every packet reached every machine.
Modern switches send traffic only to the right port, so sniffing needs tricks like ARP spoofing.
Both sides
Sniffing is also how defenders analyse problems and detect attacks. It is a core SOC skill.
Learn more in the lesson: 24.1 What Sniffing Is