Questions tagged [mac-spoofing]

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MAC Spoofing - Keep victim out

I have successfully done a MAC Spoofing Attack on my open (ad-hoc) network using the macchanger tool (OS: Kali linux). I would like to know what are the common techniques to keep the connection alive ...
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0answers
113 views

How to prevent a DHCP Starvation attack in a wireless network

Is there any way to prevent a DHCP Starvation attack when using a wireless network with anonymous users? Port security cannot be used since maxing the number of clients that can connect on a port ...
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1answer
261 views

NAC bypass with MAC spoofing

I just started my job as a penetration tester. Me and my mentor got to the client's office and our first order of business was to bypass the NAC system. Searching for a printer or other similar ...
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1answer
2k views

Can Whatsapp be MAC spoofed if the victim's device isn't on the same local network as the hacker's device?

I realize that MAC addresses are only used to tell different devices apart if they are on the same local network. So, what if they're not? Is MAC spoofing in Whatsapp still possible? Even if the ...
2
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1answer
846 views

Can you detect a wifi pineapple or rogue AP with MAC address?

This posting has some good advice for tracking rogue access points: Tracking down a rogue access point The issue I have is that many will not work for a huge deployment. I'd like to build a device ...
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1answer
126 views

how can I know MAC ADRESSES connected to a given AP [windows]? [closed]

I think that the question is clear. I want to know the mac adresses of people connected to a certain wireless network. Thank you!
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1answer
1k views

Is it possible to Spoof Another Machine's MAC Address on LAN?

Is it possible to Spoof Another Machine's MAC Address on LAN? I know we can spoof mac address of machine that we are currently on, using macchanger or ifconfig wlan0 ether de:ad:be:ef:ca:fe. But I ...
0
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1answer
141 views

Captive Portal Security Measures

I am currently working on a Captive Portal solution, which can be distributed in an device that has an ethernet and wlan port. In short, I use iptables to restrict access to all devices unless they ...
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1answer
1k views

Mac address reverts to the original address? [closed]

I was trying to change my mac address using the following command ifconfig wlan0 down macchanger -r wlan0 ifconfig wlan0 up the mac address does change after this but when I try to ping any ...
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1answer
793 views

Fear of mac Spoofing. Two Mac addresses appearing on Router page with only 1 digit variation

I have tried looking into Info Sec's posts for a related issue but couldn't find a solution as my problem is a bit specific. I have been having connectivity issues, and as paranoid as I can get, i ...
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2answers
786 views

How can I crack a WPA 2 PSK encrypted password? [closed]

I tried cracking a wifi password that uses WPA 2 PSK encryption. The network is using MAC filtering as a security measure. How can I crack the password of the same network?
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0answers
457 views

Revealing original MAC address

Is it possible for other hosts in the (wired or wireless) network to detect original MAC address? After changing mac address capturing traffic shows that indeed not-original mac is sent, but I am not ...
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1answer
835 views

Spoof Windows MACs without restriction

How do I spoof the MAC address in Windows without 02 or 00 being the first octal? Microsoft has restricted it to 02 and 00 being the first octal! The MAC Spoofing works perfectly when I am on Linux ...
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2answers
279 views

Does MAC filtering in WLAN protect against MAC spoofing?

An organization has a Wireless router with MAC filtering enabled allowing only certain users to connect. If an attacker knows the password and SSID of the WLAN, and he manages to spoof one of the user'...
0
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1answer
844 views

Why use Mikrotik hotspot gateway?

First of all Let me mention that this whole experiment is for learning purpose and not intended to cause harm or damage. I am a novice networking enthusiast.Recently I tried to penetrate a wifi ...
0
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1answer
62 views

Mac cloning ineffective

My network card broke and I got a new one. Instead of registering it with the IT guys upstairs, I cloned the MAC of one of our unused machines. I'm not being given an address at all, despite the ...
2
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2answers
993 views

Change device MAC address to router's MAC address

This is in respect to bypassing Captive Portals. I haven't tried it yet on a captive portal yet. But I was wondering, what will happen if : I connect to a wireless network Get the router's MAC ...
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3answers
5k views

Spoofed MAC address with macchanger but cant connect to internet

So I used macchanger to spoof my mac address with these commands: sudo ifconfig (interface) down sudo macchanger -m (mac_address) (interface) sudo ifconfig (interface) up If I stop here I will not ...
0
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3answers
228 views

How can I change this new MAC address? [closed]

I have successfully changed my MAC address using macchanger from XX:XX:XX:XX:XX:XX to YY:YY:YY:YY:YY:YY. I executed ip neigh on Kali Linux and got this output: 192.168.0.1 dev eth0 lladdr ZZ:ZZ:ZZ:ZZ:...
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2answers
2k views

How effective is MAC whitelisting on a Wireless Access Point? [duplicate]

For the sake of context, let's say I set up my home router with WPA2, a strong passphrase and I whitelisted all of my devices. I know the data is encrypted, but is the layer 2 header encrypted as ...
4
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2answers
275 views

Identify malicious hosts in our network by sending valid domain credentials

We are currently whitelisting the hosts owned by our company on our Cisco switches to prevent private hosts in our network. This works pretty well but someone can still spoof the MAC address of his ...
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0answers
3k views

MAC-spoofing / unsolicited incoming ARP reply detected - what to do?

I am behind a Linksys router. I have my computer connected to the router via cable. I have a WPA2 security set up. I am on Win 7. I have just been notified by Symantec antivirus with the following: "...
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3answers
3k views

Does MAC spoofing prevent identification?

I regularly connect to public wireless APs scattered around the city, offered by my carrier. I remember reading an article that a determined owner can track you between APs and thus know your location ...
1
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6answers
4k views

Does MAC address filtering provide security? [duplicate]

Sometimes I need to configure the router and choose which devices can connect to my network (MAC address filtering). For example, limit connections to 3 specific machines. But for an advanced user, it ...
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0answers
179 views

MAC spoofing under a OPN Access point HTTP does not work

I want to do a demo on the wifi security. So, I have one Wifi router and two client. I configured my router without security (OPN) and with a MAC filter. One of the two client is connected to the ...
2
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3answers
833 views

Can WiFi detect you even if you aren't connected

I've read that the way WiFi works is that your computer sends out requests looking for any WiFi it recognizes. I use a MAC spoofer but if there is a WiFi in range before I have time to spoof my MAC ...
3
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1answer
1k views

How does Karma's open WiFi network successfully protect its users?

Foreword This question has a lot of build-up, so please scroll down to the bottom if you just want to see the question. Please at least skim the background info, though. Background I ordered a ...
2
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1answer
60 views

Do NICs designed for anonymity exist?

Are there any NICs designed specifically for anonymity that do not come with a MAC address (ie you have to set it manually) or choose one randomly every time they are turned on? Obviously this wouldn'...
3
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1answer
5k views

How can Port Stealing be used as a MiTM attack?

I read about and tried a lot of MiTM attacks but I just don't get how Port Stealing can be used as a MiTM attack. In my understanding one can "steal" a Port by sending Ethernet Frames faking the ...
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4answers
11k views

How to break MAC address filtering?

If a MAC filter prevents you from connecting to a network, how can you break it or include your device's MAC in that filter?
3
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1answer
226 views

Wireless and MAC Spoofing of AP's

Today I observed some strange behavior with an IP address on our network. Our main switch was reporting that it's MAC address kept changing, a couple times every minute. We pinged the IP repeatedly ...
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2answers
2k views

What reliable methods are available for tracing the source of an ARP poisoning attack?

If an attacker on the network attempts to use ARP poisoning (spoofing) in order to redirect traffic to his own machine, what mechanisms and techniques are available for tracking the spoofed ARP ...
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1answer
138 views

Can't log into Windows, mac-spoofing issue or malware?

My computer won't let me log into my account. On the Windows sign in screen it has my account name, but when I put in my password, it always says my password is wrong. No Caps Lock. This happened ...
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0answers
229 views

MAC changer and VPN can be trusted? [duplicate]

I must spoof my identity for some reason. Are Technitium Mac Address Changer App on windows and VPN is a trusted way to be anonymous?
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4answers
6k views

Security provided through MAC filtering: Wired vs. Wireless Networks

My question refers to the following article on Wikipedia: MAC Filtering. The article states: MAC filtering is not effective control in wireless network as attackers can eavesdrop on wireless ...
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1answer
1k views

Is it possible to spoof the mac address of a wireless adapter so that windows sees the spoofed mac as the physical?

I know that its possible to spoof a mac address out to a network. But is it possible to spoof the address, so that the Windows operating system and applications running on Windows see a spoofed ...
1
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2answers
1k views

MAC spoofing preventing connection

I'm attempting MAC spoofing on a network I own. I'm connecting to a NETGEAR WNDR4300 wireless router from an Ubuntu Linux machine. The network uses WPA2-PSK [AES] security. Connecting to the network ...
5
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4answers
33k views

Can a website still detect my real MAC address even if I use different virtual machine each time I visit the website?

Suppose I use a proxy and a different virtual machine each time I visit a particular website, will a website still be able to detect my MAC address and/or uniquely identify me? Assume that the website ...
-4
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1answer
16k views

Can't connect to network after spoofing a MAC address [closed]

I just spoofed my MAC at my school and connected to router. I got past the firewall, but now I don't have internet access. I am using windows 7.
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2answers
4k views

What is the best way to protect a captive portal againt MAC spoofing

What is the best way to protect a captive portal againt MAC spoofing? The MAC Address appears one of the only ways to distinguish wireless clients from one another, anything one authenticated client ...
5
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1answer
17k views

MAC spoof not working?

I have set up our home router to only allow certain MAC addresses to connect. One way to test if the filter is working is to spoof a MAC address not in the list and trying to connect to the router. So ...
5
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3answers
3k views

How can I make it more difficult for a user to create multiple accounts?

I would like to know the best way to increase security on a website so that the a single user can't create multiple accounts. What all of a user can be traced? I'm thinking: IP address Mac address ...
5
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1answer
5k views

Wireless MAC Address Filtering - Authentication/Association

Can somebody explain to me how a wireless AP denies access to the network if the client does not have the correct MAC Address. Does it not send a probe response when a client has not got a correct ...
13
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8answers
3k views

Randomizing MAC addresses on bootup

Since it is possible to set custom MAC addresses, wouldn't it make sense to have a new one as often as possible/convenient (i.e. on bootup)? It would seem that is useful to both attacker and victim (...
10
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7answers
3k views

How can I restrict access to network data by an unauthorized computer that connects via Ethernet?

I assume I can configure most routers to only assign IP addresses to specific MAC addresses, as is possible with wireless routers. However what if a computer is connected via Ethernet and does not ...
11
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1answer
3k views

Bypassing hidden SSID and MAC filtering “protection”

I was browsing over this question and had some follow up questions from a practical perspective. What tools will show the SSID of an AP with the SSID set to hidden or broadcasting disabled? I have ...
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1answer
802 views

Reasons behind MAC Spoofing on a corporate network?

My team is inspecting some MAC Spoofing events that are triggering in our corporate environment. After talking it over with the team, this is the information that we have that is relevant.... The ...