A penetration tester who is doing a company-requested assessment would like to send traffic to another system suing double tagging.
Which of the following techniques would BEST accomplish this goal?
Correct Answer: D. Tag nesting
The term "double tagging" refers to a VLAN hopping attack technique where an attacker injects two VLAN tags into an Ethernet frame to trick a switch into forwarding traffic to a different VLAN than intended. This technique is best described by "Tag Nesting."
Tag nesting involves embedding multiple VLAN tags in a single frame. The first switch (connected to the attacker) strips the first VLAN tag but forwards the packet with the second tag still intact. This allows the packet to be processed as if it originated from another VLAN, leading to VLAN hopping.
Attackers exploit this technique to send malicious traffic to unauthorized VLANs in improperly configured networks.
Why the Other Options are Incorrect?
RFID cloning
RFID tagging
Meta tagging
Meta tagging is used to embed metadata into files, images, or web pages for classification or SEO purposes. It does not involve VLAN manipulation or sending traffic between networks.
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