Questions tagged [switch]

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Setting up a virtual machine in a client's environment [migrated]

I'm a junior penetration tester and recently went into the client's office in order to test an internal server of theirs. They gave me their laptop with Windows installed that is connected to the AD ...
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1answer
55 views

Intercept network traffic with a hub

If I plugged a hub inbetween a switch and firewall, that also had a device running wireshark or similar capture software connected, due to the way a hub operates, would I be able to read ALL of the ...
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146 views

What are the risks resulting from having a switch without strong access control directly facing the Internet?

At home I have a connection to my provider via glass fiber that provides two VLANs: IPTV and Internet. The structure of the network is exactly as shown in the following image, except for the phone ...
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1answer
122 views

Can you scan unmanaged switches with vulnerability scanners?

The target switches do not have IP addresses and most scanners require IPs as targets. Can you scan unmanaged switches with vulnerability scanners? What scanners can target layer 2?
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76 views

Router vs router + switch security

I need to add some more ethernet devices to my network. I'd like to keep the current router and the only possibility to add more interfaces would be USB ethernet / PCI ethernet adapters. I could also ...
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1answer
44 views

How WPA supplicant can determine whether switch supports authentication or not?

If a client(supplicant) configure to perform EAP-TLS authentication connects with a switch which doesn't requires authentication. How can supplicant determine that authentication is not required and ...
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2answers
330 views

What is the attack surface on a L2 switch?

I'm trying to figure out what makes a "top brand" switch better than a "cheap unknown brand" one with the same features. I often see security thrown in the mix, but really can't understand how this ...
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1answer
88 views

Do HP ProCurve 1810G Config files have password hashes or other sensitive info?

I'm backing up some switches and I'm wondering if this config file should be kept secure. It is in binary so I do not know what it contains. What do the config files contain?
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1answer
106 views

Security considerations for USB keyboard/mouse switches

I am considering purchasing a basic USB keyboard/mouse switching box in order to allow me to use the same keyboard and mouse with two different physical machines. This is similar to a KVM (keyboard ...
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1answer
795 views

Is VLAN Hopping through switch spoofing possible without DTP?

I've been reading about Switch Spoofing for some homework, and found that the attack is based on Cisco DTP protocol. In case I want to replicate the attack in class, I would use HP switch 2510 from ...
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1answer
233 views

Scanning a network via a hardline connection to a wired-switch NIC in promiscuous mode

Question from a CEHv9 exam preparation book: "When scanning a network via a hardline connection to a wired-switch NIC in promiscuous mode, what would be the extent of network traffic you would ...