Man-in-the-middle (MITM) describes a type of security attack where a device that is physically or logically situated between the sender and receiver impersonates them.

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Is my router trying to MITM my office365 connection?

I recently installed a new BT HomeHub6 router for my household internet connection. It's been less than 24 hours, and I'm seeing a warning pop up on my desktop computer occasionally regarding Outlooks'...
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1answer
112 views

How do I deal with NET:ERR_CERT_AUTHORITY_INVALID in Chrome?

My work place intercepts SSL connections, looks at their contents, and then passes the data to and from my machine and remote hosts - a kind of man-in-the-middle attack. This is not uncommon in ...
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9answers
173k views

Remove key from known_hosts

I built several virtual machines during the last few weeks. The problem is, the .ssh/known_hosts gives me the Man in the middle warning. This happens because another fingerprint is associated with the ...
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1answer
17 views

Can't get windows host file to forward HTTPS headers

I'm currently trying to write a proxy in C# using the host file to redirect requests (specific request). I only want it to intercept one address. It's on Windows and the proxy is run locally on the ...
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0answers
132 views

namebench says hosts are being hijacked by my DNS - is this for real?

I've been experiencing strange and annoying latency issues with my connection, despite the bandwidth seeming ok - especially latency with name resolution. So, I just ran Google namebench. So, it gave ...
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0answers
20 views

dnsmasq not picking up requests

I recently bought a new smart TV and I'm trying to proxy all requests from it through my laptop. My setup is this: [TV] -> ethernet cable -> (enp0s25)laptop -> router -> internet My TV is connected ...
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1answer
74 views

Paypal shows red https in chrome, and only in Chrome.. is this cause for concern?

Firefox seems to be OK with it, but I don't want to log in on any browser in case I have some malware doing this. However I can't seem to find anything, so I'm not sure what it is. Chrome says it's ...
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0answers
21 views

EVIL AP - Internet connection bridging issue

I've been trying to create an EVIL AP scenario in my test lab for a couple of days, but I always face the same issue. I can connect to the WIFI adapter and I receive an IP address etc, via dhcp. ...
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67 views

How to detect and alert automatically ARP Poisoning on OSX?

As the Title, I seen various tool with function to detect the Arp Poisoning but nothing of them alerts with message popup or other on OSX. What is the tool that programmatically, every X minute, ...
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99 views

IP packet forwarding from Kali VM to router

Versions: Host OS: Windows 10 Virtual box: 5.0.10 r104061 VM: Kali Linux 2.0.0 Victim machine: My laptop (I will add info about it if needed) Networking: Host IP: 192.168.1.6 VM IP: 192.168.1.12 ...
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48 views

Security of Time Machine's AFP connection

I use Time Machine to backup my Mac over the Internet on a Synology server. TM connects throught AFP protocol, it this protocol resistent to Man-in-the middle attack (attacker can't steal creditials ...
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354 views

Problem creating evil twin using airbase-ng

I am trying to create an evil twin access point using airbase-ng.I am creating a hotspot using my mobile and connecting anther mobile to this hotspot.Now I am trying to create an evil twin access ...
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538 views

MITMf import error

I was trying to install MITMF on Ubuntu 15.04. I followed the instructions on git. I installed all the dependencies, including those in requirements.txt and ran setup.sh. However, I recieved the ...
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1answer
2k views

How to use Charles as proxy to decrypt HTTPS messages in Wireshark?

I know I can view decrypted HTTPS data directly in Charles. But I want to view lower level SSL messages in Wireshark. So I setup Charles as the SSL proxy, using my own certificate, and I setup SSL ...
0
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1answer
486 views

Fiddler: Is it possible to replace/hide part of URL without affecting the content?

I'm using Fiddler debugging proxy, And the code below can intercept the server(YouTube) data and modify the HTML information before it reaches the client(my web broswer). if (oSession.HostnameIs("...
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0answers
978 views

iOS 8 https proxy not working

I use Cellist from the Mac App Store as a http/s proxy on my mac and it supposedly was possible to intercept https traffic via MITM attacks with it, but ever since iOS 8 there must have been a change ...
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1answer
268 views

Repeater injected to my network?

I know this is not that kind of support website but on the other side I found my problem very fascinating so I'll post it anyway. Yesterday all of my machines disconnected from my home network. It ...
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4answers
12k views

Detecting man-in-the-middle attacks?

There seem to be many possible ways to create man-in-the-middle attacks on public access points, by stealing the access point's local IP address with ARP spoofing. The possible attacks range from ...
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1answer
504 views

MITM Proxy - Checking Validation of SSL Certificate Chains

I am attempting to check our Android app's SSL Certificate Validation. I have MITM Proxy running on my Mac and am using the Mac as a Proxy for my Android phone. I can see all of the Android's http/s ...
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1answer
207 views

Using CERT Tapioca on VM

I have been attempting to get CERT Tapioca (http://www.cert.org/blogs/certcc/post.cfm?EntryID=203) running on my Mac so that I can test the SSL/HTTPS security of our Android app. Up to this point, I ...
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3answers
2k views

How to stop my brother's MitM attack

My brother's repeatedly locking my computer with his phone using a man-in-the-middle attack and screwing up my DNS cache. How can I get my computer to refuse to interact with 192.168.0.65 and prevent ...
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2answers
366 views

Router eavesdropping on SSH tunnel?

So I'm on a public WiFi network that blocks websites like YouTube in order to conserve bandwidth. I'm assuming the router is monitoring all traffic and rejecting all requests sent to the sites on its ...
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1answer
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Inspecting websocket traffic with proxy

I'm using Charles Proxy to inspect traffic from my Android apps. I have the phone configured to proxy all traffic through Charles, which is installed on my PC. Everything has worked thus far (HTTP/...
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2answers
296 views

If man-in-the-middle attacks are rare, is Heartbleed as serious as suggested? [closed]

I connect to the internet on a secured wireless connection. I'm pretty sure nobody has MITM'd me on my LAN. How else could someone using Heartbleed to steal private keys access my data? I understand ...
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1answer
530 views

Exlude IP from Ettercap Hosts

I am messing around with Ettercap and performing some MITM on my own home network. I have Ettercap performing the MITM fine. I have my iPhone on the network and it autoadds the iPhone. I then run ...
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2answers
529 views

Tricks for truly securing SSH connections

I know SSH is secure as long as you're not suffering a MITM attack, but I want to know if there's a way to make SSH 100% secure even under such circumstances, discover you're being sniffed and ...
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716 views

MITM the Android emulator

I am trying to man-in-the-middle the Android emulator so I can decrypt the SSL-traffic with sslsniff. The problem is that the traffic doesn't seem to get routed through sslsniff, even when I have ...
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2answers
144 views

How does HTTPS avoids the key for encryption to be sniffed in the first place?

When a 2 computer establish an HTTPS connection them have to resolve what key is going to be used, right? So, to do that, at some point the key have to travel unencrypted from one computer to another,...
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4answers
916 views

Strange phishing attack?

When I login to wachovia/wells fargo/amazon/paypal , no matter the user/pass that I insert, i get a "we need to verify your information" page where they ask me everything, from the atm pin to my ssn ...
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2answers
230 views

how to use open wi-fi without a VPN, but remaining secure?

Is there a way to use open wi-fi with your laptop, but WITHOUT using a VPN solution, in a secure fashion? (i.e. to avoid man in the middle, passwords in the clear etc) For example all that comes to ...
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3answers
350 views

How do I avoid the new SSL vulnerability?

What can I do today to avoid the new SSL vulnerability? I have been listening to the Security Now podcast, episode 223: "The Trouble With SSL". MP3 for episode 223 (42 MB). Transcript. Update: nine ...