Questions tagged [spoofing]

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Who does this IP belong to, possible spoofing attack?

I am currently using a TalkTalk router to access my home network. I've had issues previously with my connection being either slow or cutting out fully (not a common issue). I download XARP ...
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67 views

Is it possible to have “on the fly” MAC spoofing with IPv6 for encryption/anonymization purposes?

I am in school for network security and advanced Cisco, and one of my classes this semester we picked up on IPv6 as part of the MS Server 70-741 Exam. When reading through the textbook and noticing ...
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2answers
198 views

UDP IP Spoofing

I have a Ubuntu VPS in Singapore region and I have players who are going to play in my Indian Tournament. My Indian server accepts only Indian traffic to protect from DDoS. My players want to play ...
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1answer
428 views

Is it possible to spoof screen size or resolution in Firefox?

I have a very unique screen size which makes me particularly vulnerable to fingerprinting. Is it possible to make it seem like my screen is the standard 1920x1080, without actually changing the ...
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I have tried to ARP spoof my local LAN network but it won't forward and blocks the internet, is this because the router is blocking ARP packets?

I'm running the following python script in order to ARP spoof my network: #!/usr/bin/env python2 from scapy.all import * from os import system # Redacted the addresses victim = ["MY PC'S IP ADDRESS",...
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1answer
168 views

ssh connection issue,getting error message and disappears some times

(base) jecc@sajanraj:~$ ssh odin @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ @ WARNING: POSSIBLE DNS SPOOFING DETECTED! @ @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@...
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1answer
49 views

spoofed emails from my domain to me

Not sure if this is the right place but I'm at a loss! Someone has setup a network monitor using "PRTG Network Monitor" from a company called Paessler AG and they've directed that reports from this ...
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1answer
644 views

nmcli cloned-mac-address for *all* connections

How can I clone the mac address on my linux system using the nmcli command such that it's cloned for all wifi connections? I'm having issues with Network Manager overriding the mac address that I set ...
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1answer
561 views

802.1X bypass / MAC spoof prevention

I was wondering if it's possible to prevent MAC spoofing / 802.1X bypass techniques as described here: https://www.defcon.org/images/defcon-19/dc-19-presentations/Duckwall/DEFCON-19-Duckwall-Bridge-...
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1answer
33 views

How is connected Envelop From and Mail From mail header?

I was looking into mail header of a newsletter message sent by my company. I cannot understand how an external server (newsletter provider) can send message with them as envelop from but with my ...
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1answer
34 views

Can access default gw, but not rest of subnet

I'm using a somewhat weird setup which (so I would think) allows me to connect to the subnet while spoofing my IP and MAC (in test environment, doing cyber security college ^^). However, the router ...
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1answer
321 views

Why do spoofed DNS packets get ignored?

First off, let me clarify that this question refers to a private project that is intended for educational purpose only. I tried to write my own "DNS spoofer". Don't worry, this question is not ...
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2answers
196 views

Avoid: Getting duplicate MAC address, with MAC address randomizer?

First of, a little context as to why I ask this question: I'm currently researching how I can get more "anonymous" online, not because I'm doing anything I need to hide, but simply because I value my ...
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1answer
33 views

Are the packets meant to drop after IP spoof?

I was just experimenting ARP IP spoofing with a few virtual machines at home and did something like this. VM1 IP - 192.168.132.1 VM2 IP - 192.168.132.2 VM3 IP - 192.168.132.3 VM4 IP - 192.168.132.4 ...
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How to block fake IP adresses?

on my webserver I find in the apache-logfiles: [Wed Jan 09 16:29:10.660069 2019] [:error] [pid 11705] [client 66.249.66.66:39066] script '/var/www/fairtragen/7327991037366506690.php' not found or ...
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1answer
414 views

How does IP address spoofing work when there is a router with public IP involved?

It says on Wikipedia that egress filtering 'verifies that the source IP address in all outbound packets is within the range of allocated internal address blocks' and on IP spoofing it says 'Ideally ...
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123 views

How can I be sure that I get an authentic response of a requested IP address?

Normally you perform a login to your ISP using the given user credentials. You then get allocated an IP address and get access to their internal name servers, so that you can ask for a certain domain ...
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67 views

Spoofed packet not forwarded through ubuntu

My network structure is as follows: Network structure       Win XP       <--------->       &...
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1answer
65 views

Spoof ip for my dad

so i need to spoof my ip to mirror my dad's. He has a webpage and e-buisness and its been compromised - basically, i need to take a look inside the dashboard. He has had his ip whitelisted so using ...
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2answers
1k views

Can MAC spoofing make DHCP run out of IP addresses?

I was reading this page, when I came across this warning: WARNING!: DHCP reservations generally rely on a MAC address to reserve a particular IP address assignment. If you randomize your MAC ...
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1answer
23 views

URL has been mapped outside of hosts [closed]

If I ping pagead2.googlesyndication.com, it goes to some spam IP in Ukraine, rather than google. It's not in my hosts file. I can't override it with my hosts file either Where would it be?
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576 views

Spoof network gateway

If I said I wanted to spoof gateway to make device 2 on LAN look like gateway when router/modem by att is really gateway, technically be man in the middle? So all devices traffic on LAN would go to ...
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1answer
362 views

ip spoofing in my own LAN

The log of my router display such a message: IP SPOOFING ATTACK:IN=eth1.3900 OUT= MAC=5c:XXXXXXXXXXXXX SRC=192.168.1.10 DST=85.XXXXXXXXXX LEN=40 TOS=0x00 PREC=0x00 TTL=246 ID=5750 PROTO=TCP ...
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2answers
500 views

Wireshark Remote Packet Capturing

Just started to learn Wireshark. I learnt how to capture packets from my system to any other to which it sends the packets. What if I want to track all the packets flowing through my router, as if I ...
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1answer
5k views

Spoof a chromebook's MAC address

How can I temporarily change a chromebook's MAC address? I know this can be done on Windows with certain tools, and Android with root privileges, but can it be done on Chrome OS?
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32 views

Redirect/Resend IP packets after WakeOnLan

my old pc is playing home server now and uses a lot of energy. Therefore i'd like to suspend it, when it's not needed and wake it up when someone tries to access it. My plan is to notify a Raspberry ...
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1answer
404 views

Duplicate IP address in 2 mac address. Mac address Spoofing?

Setup as below: IP camera <-LAN cable-> CPE ))) wireless ((( AP <-LAN cable-> PoE switch <-LAN cable-> APcontroller When the CPE connected to AP device in wireless, the APc would receive ...
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2answers
97 views

How to change the content of a given URL for a specific application?

For testing purposes, I need to change the contents of a given URL, to see how an application would react to it. Is there any way to do this on Windows? Ex.: Make Foo.exe get <html><body>&...
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1answer
451 views

How do I change my MAC address on GNU/Linux?

I'm trying using macchanger (ip link set wls1 down, macchanger -r wls1 and ip link set wls1 up) but it doesn't work. When I try to connect to my wifi the MAC address is set to the default value... It'...
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2answers
1k views

NetBIOS packet probing (port 137). Does it come from the router?

For quite a while my machine's firewall has been detecting strange packets, seemingly coming from my router. I cannot explain this behavior. I suspect that somehow an attacker from the outside is ...
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1answer
83 views

How to Monitor network calls by exes installed on Computer

I want to Monitor websites getting connected by exes installed on my system. I suspect one of the exes I've installed is remotely connecting to some spammy website to send information secretly. Rather ...
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571 views

How can I check if my server enables IP spoofing through Source Routing

I have seen several articles and forum answers like IP address spoofing using Source Routing. All these articles/answers claim that the most of servers already defend me against this attack. But I ...
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1answer
1k views

I need to spoof the source IP of a packet

I'm running some tests for a security project and here is the scenario. I have a SIP server (SBC) that accepts calls from a list of IP addresses. I have a SIP INVITE packet and I want to send to that ...
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2answers
2k views

How can a WiFi router recognize MAC address change of a connected device?

My teen son and I are playing a hacking game. I've installed an WiFi router with parental controls, MAC filtering, VPN, etc. I block Internet for him, he tries to break out of the cage (for now I'm ...
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80 views

Spoof OS for VPN?

My company uses Juniper VPN for remote access. Unfortunately, they have not upgraded Juniper to allow remote access for Windows 10. Juniper uses Java and executables to verify. Is there a way to ...
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0answers
518 views

Running into problems while spoofing IP Address

I have a Ubuntu machine and I want to send spoofed IP address (.212) to a Windows machine. I am using a spoofing program for this which uses raw sockets. 192.168.1.185 - My machine's IP (Ubuntu) 192....
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0answers
105 views

Temporary DNS spoofing - Cause and strategy against

Scenario: A hardware router is used to connect a network to the Internet. The router uses the ISP's DNS servers and features an up-to-date firmware (no vulnerabilities known). DNS caching is disabled. ...
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0answers
88 views

internet disconnects after cloning MAC in Ubuntu 14.10

Whenever I connect the LAN cable to my new laptop, there is connection, but the web is not accessible due to MAC mismatch (my old laptop's MAC is registered with my ISP). When I spoof the MAC address ...
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1answer
853 views

Redirect to a particular YouTube video link if a person opens any YouTube page

I want to redirect all the users in my WiFi network who ever open YouTube or any YouTube video to a particular YouTube video. It might require editing the URL. I don't know if we can call it ...
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1answer
6k views

How to tell from email header if sender address is legitimate

I received an email from Desk-017c@larsentoubro.com claiming that I have got an interview for Assistance Manager (exact words were - Result of your application for the position of assistant manager . ...
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1answer
710 views

Bandwidth getting stolen by a user, NetCut safe option? Better option?

I am in a hostel there must be a user leeching hardcore from time to time. Late at night a group of americans came back, and the bad connection trouble seemed to stop after they went to their rooms. ...
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2answers
231 views

Firewalling VirtualBox: restrict host inbound connections to guests only

I have Windows7 + Cygwin and VirtualBox. I would open a listening port on the host accepting only inbound connections from the VMs. Note: In many case the server services running on the host can be ...
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1k views

Windows 8 Force MAC Address Spoof

Just to make this short, I've tried almost everything I found on Google to spoof my MAC addres (Registry, SMAC, NetworkAdress in Adapter Settings, etc.) and none worked. This is because of something I ...
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298 views

Spoof MAC without limitation in Windows 8?

I am able to change my MAC to anything in Kali Linux, but not in Windows? It needs to be changed to 50:b7:c3:3d:1c:b6. I tried using SMAC and no luck. I heard there were limits on what I can change it ...
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3answers
147 views

Spoofing company email address

If you have a company in the UK, and its email address is being spoofed, what can be done about it? Our clients are basically getting emails which we never sent from email addresses which we do not ...
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1answer
3k views

PPPoE in Linux Mint 16

I use a broadband connection in windows 7 to connect to internet. I use a spoofed MAC id on the same Windows 7 laptop because my internet is MAC binded to my desktop computer. Now I am trying to ...
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1answer
198 views

ssh possible dns spoofing when logging into multiple machines via single host [duplicate]

I log in to the rhel5 machines at my school from home via ssh and it automatically sends me to the computer with the least load. So ssh -Y itsme@myShcool.edu will send me to either mySchoolA.edu ...
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1k views

Using dnsspoof to provide fake DNS results in offline LAN

I have a local network consisting of two virtual machines (for testing purposes). Both run Debians. I'll refer to them as A and B. My goal is to have A act as 'whole of Internet' for B (for HTTP ...
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3k views

How can I (really) change my browser identification (user agent AND javascript attributes)? [duplicate]

A website can get information about your browser and system via several methods: user agent, javascript attributes (like navigator.platform), profiling by testing avalaible browser features (...
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1answer
1k views

Issues with IP address when changing MAC address

Whenever I spoof my MAC address the WiFi fails to acquire IP automatically and I have to set it manually. My original MAC address is blocked on the network. Please help me, I'm facing IP address ...