Questions tagged [wifi]

Security for 802.11 wireless networks.

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11 views

I cannot view Wi-Fi networks on my VMware Kali machine [migrated]

I can connect my external wifi adapter to the machine via VM-removable devices and then connect the adapter to machine. But after this, i do not see any networks and my adapter doesn't show when ...
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25 views

airodump opens help page [closed]

I tried to monitor specified WIFI connection, i typed airodump-ng --bssid <My target's bssid> --channel 19 and when i run it, opens help page! and not monitoring this connection... Please help!
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20 views

How does automatic wifi connection work for the saved gadgets? [closed]

How does automatic wifi connection work for the saved gadgets? Can someone be connected to the wifi without passwords using the same BSSID or other identification information like me, if I have ...
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2answers
128 views

Why do Wifi connections to evil twins happen?

It seems to me that one of the major flaws of Wifi is that computers will auto-reconnect to a Wifi that merely has the same name as one you connected to in the past i.e. an evil twin. While perusing ...
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Can a website that I access via 4G network know my location details?

Consider me connecting a smartphone to a 4G network at home. When I check my ip on www.whatismyip.com, it shows a different ip as well as physical location from the one I have been using on my home ...
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1answer
59 views

Does a secured guest network on my router create significant vulnerability?

Guests need to use Wi-Fi when they come by, so to minimize risk, I've simply kept a secondary secured router running for guests since it's not possible to understand anybody's computer & security ...
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55 views

How does the EAP-TLS handshake work, exactly?

I'm trying to understand EAP-TLS authentication, but I'm struggling to understand a few bits: Before the supplicant sends any certificates to the server, it usually verifies the server's identity. ...
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2answers
63 views

Academic/Campus WiFi Security - Setup: Open

At CERN the WiFi used, is not using any encryption. This means that it is a plain, standard Wi-Fi network with no authentication. However, it is mandatory to register each device when first connecting ...
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30 views

Aruba ClearPass WiFi DV/OV/EV Certificate

Our ClearPass RADIUS server currently has a Sectigo DV certificate and I need to replace it (for issues unrelated to this question) and I am wondering if the level of verification of the certificate ...
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1answer
46 views

Catch enough IV to be in the FMS attack

I am doing WEP attack test using FMS method (Fluhrer, Mantin and Shamir), but not capturing enough 4,000,000 to 6,000,000 IV. Please show me how to catch enough IV.
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E: Unable to locate package kali-linux-wireless [migrated]

I cannot use wifi on Kali linux. Here is the list of packages listed which does not seem to include the wireless package: root@localhost:/abhinav# apt-cache search kali-linux kali-linux-arm - Kali ...
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28 views

How to obtain PRGA file using aireplay-ng chopchop or fragmentation attack

I am running Kali linux 2020.3 on VBox on Windows 10. I put my wireless card AWUS036ACH chipset Realtek RTL8812AU in monitor mode using airmon-ng start wlan0 X (by x i mean the number of channel AP is ...
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1answer
60 views

Can you deauth a car, if so what would happen? [closed]

What would happen if someone deauthed a cars mac address?
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Can my school see what I'm doing on my phone? [duplicate]

I have multiple gmail accounts logged in to my gmail app on my phone. One of them is my school email because I like getting the notifications directly to my phone without having to log in to my ...
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1answer
81 views

What may a attacker do when they gain have password to my wifi router

So, suppose you gain access to my wifi router through some attacks (may be brute-force). After a days or two I changed my wifi password with more complexity. So what can you(a attacker) do to again to ...
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1answer
69 views

Do schools save your search history on their computers they issue out? [duplicate]

So I received a laptop from the school and I was wondering if your logged into your own home network but signed into the computer (not in like a google account but like when your first turn on the ...
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How to start Hotspot 2.0 registration and provision?

On many materials of Passpoint and Hotspot 2.0 there is Register and Provision steps. For example https://youtu.be/p4gDW6SJ150?t=845 But I cant find RFC or technical materials how it must be ...
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65 views

Why my card changes from WPA Handshake to PMKID or vice versa just by airodump-ng

I am running Kali linux 2020.3 on VBox on Windows 10. I put my wireless card AWUS036ACH chipset Realtek RTL8812AU in monitor mode using airmon-ng start wlan0. Then i use airodump-ng wlan0 to capture ...
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1answer
69 views

How do I determine whether a person use a (public) WiFi access point using WiFi sniffing?

I would like to distinguish the behavior of users to use a (public) WiFi access point. It would be possible to access the log files of the access point but I don't have the authority to. Alternatively,...
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1answer
75 views

Cant see data packets when capturing in monitor mode

On linux kali. I got an Atheros wireless adapater. I'm trying to capture data packets off the air and decrypt them as an exercise. I apologize if this question is silly. The problem is that when I ...
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0answers
60 views

Channel the VPN through a WiFi hotspot

Suppose that I have my mobile connect with a VPN and I use my mobile as a WiFi router to provide internet to a laptop. If I check my ip from the mobile, it is correctly the ip of VPN while if I check ...
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4answers
7k views

Should I only let my TV connect to the guest WiFi?

According to this Kaspersky blog post, it is a security risk to connect IoT devices, such as Smart TVs, to my home WiFi. It claims I should use my guest WiFi network for this. Is this true? Is it a ...
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2answers
134 views

Can WiFi packets be sniffed/decrypted if you don't have access to the network?

I have multiple devices connected to a router, including my phone. The router has no internet; therefore, the network only works locally. All nodes can talk with each other thanks to the router. I use ...
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2answers
127 views

How to confirm VPN is working properly?

I've just started using a VPN service because I'm doing work from a hotel room for an extended period of time with an iMac connected to the hotel's open wifi. Hotel has a web log-in with password, but ...
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2answers
100 views

Can my school computer see my files via USB?

I was issued a chromebook, as was everyone at my school, to use for work in class and in case school has to shut down again. We bring it home so it connects to my personal Wi-Fi when I'm at home. I ...
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0answers
68 views

Detecting changes in surrounding WiFi networks [closed]

I’m considering developing a simple WiFi scanner and logging App that can run as a service 24 hours a day for months, passively collecting changes in the surrounding wireless environment with the ...
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2answers
125 views

How Wifi prevent hacking in the same network?

We all know that the client device and WiFi AP will perform the 4 way handshake to generate the session key (PTK). Here is the recap of the 4 way handshake. 1.Client device<-----ANonce-----WiFi AP ...
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1answer
92 views

How is VPN tunneling actually implemented? [duplicate]

I am new to VPNs, have used them a few times, have read about "how they work" (which is all very high level), and am now confused about how this is actually implemented (so I can come full ...
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2answers
85 views

How do you get a secure bastion host if your IP address is constantly changing?

I am setting up AWS stuff and wondering how to setup a secure bastion host. They all say to only allow access to your IP address, but how can I do that if my IP address is changing every few hours or ...
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2answers
94 views

Is it possible to perform evil twin attack using WiFi card that supports monitor mode

Can I perform evil twin attack with my WiFi card and Kali Linux PC or do I need an adapter for the attack?
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0answers
67 views

Why is reaver not guessing the correct PIN?

I'm learning about network security. This time I'm trying to pen-test my router by exploiting WPS on my router. Here's my router's stats BSSID Ch dBm WPS Lck Vendor ESSID --------...
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1answer
76 views

Are FaceID/passcode logins secure over public WiFi/hotspots?

Unfortunately, I find myself serving a 14d COVID-19 self-isolation period in a hotel which only offers unsecured public WiFi. This has me wondering if all the financial apps on my iPhone with FaceID-...
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2answers
140 views

Can my physical location be detected with double VPN?

My company's laptop has a VPN installed that connects to the company's network. No other VPN software can be installed. However, I have a VPN router that has ExpressVPN installed so all devices ...
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2answers
75 views

Can anyone see my files on the same network?

If someone hack my WiFi or they know the password . Can they see or will have access to any of my data stored in my pc connect on the same network. Or can they control my pc or download anything ?
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56 views

Why Man In The Middle (MITM) is not working with my router?

Man-in-the-Middle is not working with my router (Huawei) on my Windows machine/any device. But it works with another router on my same Windows machine/any device. When I doing MITM with Huawei router:...
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113 views

Should Group Key Update Interval be Off or On?

My router has this option and I was wondering if it should be turned off or on for better security? If it is better security to leave it on what is the best interval for maximum security?
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19 views

How do I implement a token based authentication system in a mesh network?

In this i would like to build a token based system where the MAP(mesh access point) generates a token for verified client and that token can be used for seamless handoff when the client travels from ...
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2answers
99 views

How do I write my own authentication protocol and add that to OpenWrt? [closed]

I would like to add a ticket based authentication mechanism to my network. Can you give me brief idea where do I start, which language should i write the protocol in and how do i get those in my ...
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1answer
83 views

Could a Chromecast be compromised from its default open network?

I left my apartment for few days, so I disconnected my wireless router but I forgot to disconnect my Chromecast as well. I remember that when a Chromecast can't find the network it was connected to ...
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2answers
96 views

How can I prevent WiFi router owner from seeing what websites I visit? [duplicate]

Like when using public wifi, what can I install/use on both my Android phone and Windows laptop to make it impossible (or very difficult for someone who is not an expert) from seeing what websites i ...
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1answer
24 views

How to find out if Mac-Filtering is active on a router

As mentioned in the title, my question is if it's possible to find out when a wifi router has mac filtering activated for e.g. by airmon-ng or other tools?
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1answer
38 views

Personal computer + employer's WiFi [duplicate]

I decided to use my personal Macbook at work, so I'll be using my employer's network connection. But I'm really concerned about my privacy. I know I can do non-work stuff using Tor Browser or Brave's ...
0
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1answer
39 views

Airmon-ng/Airodump-ng - Low Beacon Count on certain networks

It's been a few years since I've played around with this so I'm not sure if times have changed. When using AR7921 chipset (Alfa AWUS036NHA) on Ubuntu 20.04 I can see many networks using the following ...
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1answer
78 views

What is the best form of authorization for captive portal WiFi

I've been looking into captive portal WiFi implementations and on a few I'be been able to easily bypass their login with the following steps: 1) Open Wireshark and run a report getting the most used ...
1
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1answer
82 views

Why does WiFi deauthentication need multiple packets to work?

I am trying to understand a common "problem" when injection deauthentication frames in 802.11 networks. My goal is to cause a client to re-authenticate (like one would do, to capture a 4-way-...
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2answers
116 views

Are there any downsides to enabling guest WiFi account on my router?

While reading articles regarding improving WiFi security, I saw quite a few of them recommend starting Guest WiFi networks. For instance, see point 4 in the following article: https://www.techradar....
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5answers
553 views

Can someone hack into my Wifi network through my cell phone?

Let's say my cell phone is hacked by somebody and that I have no knowledge that my cell phone has been hacked. My cell phone is connected to a WiFi network A. Can hackers hack into the WiFi network ...
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2answers
61 views

Impersonation of TLS host with own wlan network

Problem: I have a local machine (IoT, lets call it MCC) which connects via SSL to a website (mcc.com) to get some JSON data. I would like to send modified JSON from my own server. Idea: Setup a local ...
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1answer
183 views

how many network adapters does an evil twin attack require

what is the difference between performing an evil twin attack with 2 wireless adapters or with just on or is it even possible to perform this attack with just one adapter? i am using Kali Linux
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1answer
100 views

Breaking Wifi password knowing its length of 8 [A-Z] alpha (upper-case) characters using Hashcat

I got the WPA handshake, now it's turn to crack the password using Hashcat. First, I wanted to make a wordlist of passwords [A-Z] the length of 8, but Crunch (the tool in Kali Linux) said it will take ...

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