Questions tagged [spoofing]

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Public network spoofing DNS response?

Running dig @a.nic.ch google.com whilst connected to some public accessible network I got the following response: ; <<>> DiG 9.18.0 <<>> @a.nic.ch google.com ; (2 servers found)...
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How to manually change processor ID?

Looking for a way to manually spoof my Processor ID. I found that it's located in DMIEDIT although I'm unable to edit it directly through DMIEDIT. On DMIEDIT it says it's a DWORD data type although I ...
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unauthorized access to dovecot services

Recently i was enable mail-relay to 3rd party tool, suddenly i found 1000 of emails are going as a spam everyday to unknown users i disable the mail-relay ,but still we facing some one login our ...
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Why is Nmap failing to bind my source IP?

I was trying to perform a Nmap scan using this IP spoofing command: nmap -e eth0 -S 1.2.3.4 192.168.200.130 where 1.2.3.4 is the source IP that I want to use and 192.168.200.130 is the IP address of ...
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Spoof DNS for pre-launch web testing

I am rebuilding a site that is currently hosted at www.xyz.com. That site is currently hosted at that domain on a third-party hosting provider. My new site is hosted in AWS and is fronted by ...
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How would a hacker be able to spoof their IP when logging into a private FTP server?

If, somehow, someone gains access to one of the users on my FTP server, I would still be able to see their IP address and trace it to them. However, I fear that it might be possible for them to spoof ...
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How to spoof GPU vendor id and device id in VMWare?

I am trying to run a particular game in a VMWare machine (which is able to run many other games), but this game has an arbitrary check which prevents launching if the GPU you're using is unrecognized. ...
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E-Mail Spoofing without valid SPF entry

is it actually possible to spoof an email if the sender domain has not a valid SPF-Entry without providing a Reply-To / Error-To / Return-Path field in the email metadata?
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Nmap scans WAN target's ports with decoy scan

Few days ago,I would like to test my isp whether they would filter spoofing packets.So,I configured small labs to test. My steps are...... 1.Baught two different public ip from my isp 2.attacker ip 1....
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How to disconnect a device from my wi-fi via a computer

I have a smart bulb in my house, and every 20 minutes from 9pm to 11pm it receives commands from the yeelight server (the light bulb's company) to make it a little dimmer. I want to keep these ...
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High CPU load on SYN flood

When being under SYN flood attack, my CPU reach to 100% in no time by the kernel proccess named ksoftirqd, I tried so many mitigations but none solve the problem. This is my sysctl configurations ...
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Privacy: Disallowing server reading user's time

If you go to www.deviceinfo.me, you'll see that the website is able to read your machine's local time. This is sensitive information because it says whereabouts you're located. Is there any way to ...
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How to find out whether my email account has been hijacked or spoofed?

I have an old university email account that, according to my alma mater, can only receive emails and forward them to another email address. I cannot even log in there and/or change the password, there ...
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Is XArp detecting a false positive?

Today I really got into ARP protocol and its attacks. I tried to download xArp to test my network and it said there was an attack detected. Then I researched something more about it, but I found ...
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Is it Possible to spoof browser user agent in Windows XP to get web.whatsapp.com running?

I am still running Windows XP and want to access whatsapp web ( web.whatsapp.com). Obviously I can get to the latest and greatest versions of browsers on Windows XP (Firefox, Chrome, IE and Edge all ...
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Spoofing the details of a CPU

We usually see the details of a CPU by using the command "lscpu" in Ubuntu. The information comes as such in the picture below. Original LSCPU Output Is there any tool or way to spoof this ...
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How is it that Email Marketing Platforms like mailchimp are able send emails from me without me giving them my email password?

Mail Chimp, SendinBlue, and etc are email marketing platforms that can do email blasting. I noticed that they are able to send an email and mark it as 'From' my email. Its very weird to me as i never ...
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Does Windows 10 have a DNS spoofing protection?

I am trying to use my hosts file to check up on a server I'm trying to migrate before I'll change the actual dns. The thing is the browsers ignore my hosts file entries that do not use reserved ...
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Changing mac address to a different "universal" one

My laptop wifi adapter (DW1501 Wireless-N WLAN Half-Mini Card) allows me to set a "Locally Administered MAC Address", but only if the locally administered bit is set in the custom mac ...
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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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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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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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2 votes
1 answer
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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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1 answer
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ssh connection issue,getting error message and disappears some times

(base) jecc@sajanraj:~$ ssh odin @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ @ WARNING: POSSIBLE DNS SPOOFING DETECTED! @ @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@...
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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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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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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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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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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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3 votes
1 answer
449 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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-1 votes
2 answers
899 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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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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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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2 answers
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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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Spoofed packet not forwarded through ubuntu

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