About rodrigoaantunes

rodrigoaantunes · 08-05-2025

Hello, I have read a little about the vlan hopping attack, especially the double tagging.One of the conditions is that the atacker switch port has to be configured in access mode in the same VLAN as the native VLAN off the trunk port.I tried to repro...

rodrigoaantunes · 08-04-2025

Hello, there is a CISCO recomendation that says the native vlan has to be an unused vlan (a dummy vlan) in order to prevent VLAN hopping attacks.How to achieve this in a wireless scenario?I have a virtual wireless controller and a lot of flex connect...

rodrigoaantunes · 08-06-2025

My 2960g are ios 12.2, 2960x 15.0, 3750g 12.2 and 4506 15.1. I tried to find something in bug tracker or security advisories about this but didn't found. Do you know in whick IOS version this got patched?

rodrigoaantunes · 08-06-2025

But if the port of the attacker must be trunk whats the point in doing all of this? The attacker could simple set the vlan he wants on the interface configuration.

rodrigoaantunes · 08-05-2025

But if the port of the attacker must be trunk whats the point in doing all of this? The attacker could simple set the vlan he wants on the interface configuration.

rodrigoaantunes · 08-05-2025

I have followed this guide.https://www.claranet.com/us/blog/2020-10-30-exploiting-vlan-double-tagging

rodrigoaantunes · 08-05-2025

Is this still true? Does access ports accept tagged frames?

Member Since	‎08-04-2025 07:56 AM
Date Last Visited	‎08-07-2025 01:04 AM
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How to test double tagging attack in lab

Native vlan in wireless and security recomendations

Re: How to test double tagging attack in lab

Re: How to test double tagging attack in lab

Re: How to test double tagging attack in lab

Re: How to test double tagging attack in lab

Re: Adam,