ARP spoofing is an attack technique which sends spoofed Address Resolution Protocol (ARP) messages to Local Area Network (LAN). The idea is to identify attacker's MAC address as the address of another network host and redirect traffic intended for another IP address to the attacker's IP address ...

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Why isn't ettercap working

I am working on an ARP poisoning/browser redirection project with Ettercap but even if I follow all the steps right it still doesn't work. I tried disabling firewalls too. What I do is: Start ...
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2answers
85 views

Am I being ARP Spoofed?

My ISP uses static IPs (IPv4) for providing an Ethernet connection. Now recently I have been witnessing a serious drop of speed sometimes. I called my ISP to verify if there were any problems in the ...
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59 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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85 views

Arp spoofing blocks internet [duplicate]

I work on a fresh Kali install running in a VM. I have an external Wi-Fi NIC used only by the VM (I try to not use the internet connection of the host). The network is protected (hum) by WEP, with ...
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95 views

Is an ARP scan stealthy?

If you want to discover the live hosts on your subnetwork how can you exploit the ARP protocol in order to scan stealthily? Would an arp scan be picked up as suspicious activity? Could you spoof ...
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42 views

mitmproxy not displaying ARP-poisoned traffic

I have a target computer at 10.0.0.14 and gateway at 10.0.0.1. I successfully insert myself as a MITM by running sudo arpspoof -i wlp3s0 -t 10.0.0.1 10.0.0.14 sudo arpspoof -i wlp3s0 -t 10.0.0.14 ...
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how to stop hackers from any spoofing? [closed]

My PC and network, internet are under attack by hackers. I have used XARP a software that shows the attacks, but cannot stop them. The professional version claims it can, by buying XARP PRO. I am ...
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49 views

Why isn't the arp cache locked for the gateway by default?

So one way to prevent arp poisoning is to lock the associated entry in the arp cache for the gateway. My question is, why isn't this done by default? What are the drawbacks? I was thinking that you ...
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2answers
121 views

How to do arp spoofing on the virtual machine? (Against host)

I have an Ubuntu host and a Kali guest, I want to do spoofing over the host network but when I tried to do spoofing it just recognize network between guests. Is there any solution?
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47 views

Does subterfuge work on ALL networks?

Does subterfuge's ARP poisoning attack work on all networks? If not, what kind of precautions can be taken against it? Meaning, what kind of networks, if any, does it fail on? My understanding is that ...
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244 views

Is HTTPS able to prevent ARP poison attack in LAN?

I simulate an ARP poison attack in my LAN network. In the network I have 4 devices: victim, attacker, router and a web server. The victim try to log in the website on the web server and the attacker ...
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216 views

ARP spoofing kills victims connection and other issues

Recently i got interested in sniffing/spoofing. I'm running Kali with MITMf(9.8) and SSLstrip. To start attack i use: python mitmf.py -i wlan0 --target X.X.X.2 --gateway X.X.X.1 --arp --spoof --hsts ...
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80 views

Snort arpspoof preprocessor not giving alerts

I'm attempting to use Snort to detect a simple arpspoof attack on a test network I've set up. I have the following 4 ip addresses on this network. 192.168.1.1 Router 00:18:39:EC:F5:78 192.168.1.2 ...
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1answer
172 views

How does WifiKill work?

How is possible for Wifi Kill to block someone from using Wi-Fi, even if you don't have access to the router settings and you even don't use MITM (I think)?
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62 views

arpspoof on corporate network [closed]

I've just been learning some things about arp poisoning and would be tempted to use it on colleagues to inject some javascript alerts into their pages when they aren't working to freak them out - but ...
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1answer
158 views

ARP poison on divided network (every PC in it's own subnet)

Let's say that we have a room with a router and 30 PC's plugged in. Every PC has it's own 'subnet'. If we check for available hosts via ettercap/wireshark (on any PC), it only discoveres two hosts: ...
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131 views

How to detect arp spoofing using iptable? [closed]

How can I set iptables to detect arp spoofing on linux?
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1answer
171 views

Intercept DNS query packet and send spoofed response after ARP poisoning

On my network, I am able to perform ARP poisoning but only for a target machine not router. Therefore, I cannot spoof responses by intercepting router's packets and modifying them ...
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3answers
279 views

What does a switch do against a packet sniffing attack?

I have heard that using switches in my network helps prevent against a packet sniffing attack but how does it help prevent the attack?
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Prevent ARP spoofing with dynamic static entry on Linux

ARP spoofing detection/prevention seems to be quite popular here. With other techniques like port stealing aside, I'm wondering if the following could work to prevent it: Whenever my Linux ...
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2answers
140 views

Arp network (prevent mitm attack)

On my school network, using wireshark to see network traffic (filter=arp), I only see gratuitous packets. Meaning, all hosts on network send gratuitous packets (ex: gratuitous for 10.10.3.54, ...
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2answers
150 views

Is ARP poisoning necessary?

Correct me if I'm wrong but isn't it possible to sniff WiFi traffic in the air? If so, what exactly is the point of ARP poisoning? In this scenario, the attacker would already be authenticated on the ...
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1answer
112 views

How to identify unknown device that's ARPing on my network?

I can't find the device which is sending the ARP requests. The first three octets of the MAC address are 00ae13. But they are not assigned to a known manufacturer. Does anybody have a clue what ...
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ArpON not working

i'm trying to setup ArpON on my laptop running Ubuntu 14.04. I have a DHCP network so in the configuration i uncommented the DARPI line, then set RUN to yes. Then i started the daemon with sudo ...
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1answer
713 views

ARP poisoning and port forward together

Suppose these assumptions: Router IP address: 192.168.1.1 Router MAC address: 00:00:00:00:00:00 My IP address: 192.168.1.2 My MAC address: 00:00:00:00:00:01 Victim IP address: 192.168.1.3 ...
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1answer
84 views

For attackers looking to launch arp spoof on a target, does the attack have to happen in real time?

I was surfing the web at 3 in the morning and I got a warning which seems to indicate a MITM attack. Does this mean the attacker was able to passive sniff my activity in real-time in order to launch ...
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1answer
394 views

Man in the Middle Attack against NTP

So, lately I've been really into penetration testing and learning the nitty-gritty of tech. I'm dong courses on computer architecture, cryptography, surveillance law, and computer networks. I never ...
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1answer
171 views

How to figure out that someone is ARP spoofing me and what to do against it?

This is a shared network with a router and 16 users sharing the internet connection. Why I think someone is arp spoofing: Suddenly, since this week, I get disconnects regularly. I cannot access the ...
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202 views

ARP poison detection [duplicate]

I tried ARP poison on my local test system with ettercap. It was successfully, so I decided to run a test on most secure systems, like Facebook and Google, but I could not reach them and they warned ...
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1answer
273 views

How does detecting promiscuous mode using an ARP test work?

I have read that we can detect whether a system is running promiscuous mode by sending out an ARP request with a fake broadcast address e.g FF:FF:FF:FF:FF:FE.This will be blocked by all NIC's ...
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282 views

Defence against promiscuous detection techniques

As an attacker,how do I prevent people from finding out that my NIC is in promiscuous mode? For test like ARP and DNS how do I defeat the users detection mechanism?
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293 views

Promiscuous mode and packet sniffing

Is it must for a packet sniffer to enable promiscuous mode?Can packets be sniffed without the NIC being in promiscuous mode? Also when in promiscuous mode the NIC accepts all packets which are not ...
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81 views

MITM sniffing packets

I fail to understand how a MITM attack sniffs packets and modifies them.In the case of ARP spoofing although the attacker has spoofed the MAC address of a host, how does he modify it as the IP layer ...
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1answer
52 views

Who can see the traffic of others in different kinds of LAN

I would like to consider three types of LAN: a) 2 computers are connected to a Hub, this Hub is connected to a router for e.g. internet access. b) 2 computers are connected to a Switch, this Switch ...
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444 views

Does MITM attack work across Remote Systems?

I have question about if MITM works across remote systems? Often, I'm doing internal penetration test, but I'm not sure about how to do MITM attack when I am outside from that network. Does classic ...
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1answer
300 views

Snort: Arpspoof preprocessor events not showing up in BASE UI

I have followed this guide to install Snort, using Barnyard2, BASE, IIS, and MySql. My Snort is up & running and loads of events are being logged. After weeding out some false positives, I wanted ...
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111 views

Does NDP (Neighbor Discovery Protocol) reduce ARP (Address Resolution Protocol) attacks?

I read the comparison of NDP with ARP but am uncertain if NDP does reduce any amounts of ARP attacks, given that with NDP, ARP is not used for address resolution. For the discussion to be specific, ...
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87 views

ARP poisoning question

I'm writing a program that detects ARP poiosoning. My question is: How can I b sure my LAN hasn't been poisoned? Yes, I can use my settings and find the IP address of the default gateway and yes I ...
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2answers
236 views

Arp-spoofing local network, Devices can't see eachother

I'm a computer security student whom has recently been tasked with conducting an arp spoofing attack on a couple devices on a test network. The issue I'm facing is that none of the devices seem to be ...
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523 views

Mitigation against MITM at Starbucks

Free public WiFi, for example Starbucks, is convenient. I wonder if there is a way to verify that a laptop has connected to the Starbucks wireless router and not to a man in the middle that tricked ...
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2answers
275 views

Preventing ARP spoofing in DMZ

Is there any possible way to implement a defence mechanism in a firewall to be able to prevent ARP spoofing in a DMZ. Our DMZ server consist of two webservers and a database (which should be available ...
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171 views

Can a Radius server mitigate an ARP spoofing attack?

I'm helping my school network administrator to try to find a way to mitigate a current ARP spoofing attack on our wifi network. We detected an unknown host (MAC address seem to change, he is probably ...
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1answer
705 views

Arp Spoofing Causing Dropped Connections

I have had a lecture today based on Arp Spoofing. However, i can not get it to work. Scenario: My laptop - running kali Target laptop (housemate - with permission) - running windows 8 Commands ...
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3k views

Different between arpspoof command spoof only target and both target and gateway

Is there any different on case 1 arpspoof -i <interface> -t <target> <default gateway> case 2 arpspoof -i <interface> -t <target> <default gateway> arpspoof -i ...
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298 views

Victim loses Internet connection during MITM attack

I tried to do MITM attack on my network. I enabled ettercap, marked my router as TARGET1 and my second computer as TARGET2. Then I enabled 'ARP Spoofing'. I do not know why - but after this operation ...
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5answers
4k views

What is the best way to run MitM attack on my wireless network?

For research purpose, I want to launch a MitM attack on computers that are connected to my wireless network. I wonder what is the best way to do so. Notice that I control the router, and do not want ...
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578 views

How to block traffic coming from an “public” WiFi hotspot and going to the LAN (iptables)

I followed this tutorial (http://elinux.org/RPI-Wireless-Hotspot) for an Wifi Hotspot in the guesthouse. This is working fine, but every device on the WiFi network can reach any LAN device in the LAN ...
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1answer
802 views

Can Suricata IPS detect and prevent ARP poisoning attacks? [closed]

Does Suricata IPS have the capability to detect and prevent ARP poisoning attacks? Snort uses a preprocessor that decodes ARP packets and detects ARP attacks, but I couldn't find any such capability ...
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1answer
263 views

Is it possible to retrieve SSH v2 credentials in a username/password authentication scheme?

I'm currently analysing a compromised network(root access has been gained to a workstation and logs show that it has been used for port scanning and service brute forcing attacks on the remaining ...
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605 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 ...