Questions tagged [wifi]

Security for 802.11 wireless networks.

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1answer
25 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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Can we create a virtual wireless interface on a Wifi router (not USB/inbuilt adapter) for pentesting [closed]

Wireless Newb query. am aware that we can use either internal/external wireless adapter for enabling inject/monitor mode. But are there any Wireless Modes/AP/Router which have this functionality. ...
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How wifi passwords is securely stored in client devices? [closed]

I did not find a satisfactory explanation about how the wifi password is securely stored in client devices. Storing the password in a secret hidden folder will not sufficiently protect it There is no ...
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2answers
70 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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1answer
68 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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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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2answers
59 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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2answers
13k views

Why can I cast to my neighbour's TV on my Wi-Fi?

I've recently noticed that a new device shows up as available to cast to from my android phone when I'm logged on to our home Wi-Fi. It's an LG Sk8100 TV, but as we own no such TV. I'm assuming it's ...
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44 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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2answers
83 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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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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WPA3-Enterprise Modes [migrated]

Looking at the Wi-Fi alliance document we find basically three modes: WPA3-Enterprise only Mode WPA3-Enterprise transition Mode WPA3-Enterprise 192-bit Mode Inside another document provided by Aruba ...
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Aircrack says KEY NOT FOUND for a password present in the dictionary

I captured the handshake using airodump and tried to crack it. Aircrack didn't crack the password but the password was correct and was present in the dictionary. The password was 12345678, which when ...
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2answers
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If I am trying to clean install a MacOS with internet recovery, is it safer to use mobile network than WIFI network?

I just clean installed my MacOS Catalina on my MacBook due to virus on my PC that I worried got on my MacBook via usb file transfer. I did an internet recovery to reinstall MacOS Catalina with my ...
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1answer
79 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
71 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
182 views

Can my online activity be detected with this set up?

Here's my situation. In the past several months, I've had my credit card information stolen twice and Instagram account hacked into. I'm hoping this is just bad luck, but I'm a little paranoid now ...
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1answer
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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
401 views

Can the client communicate with the AP after a KRACK attack?

When a client is forced to reinstall the key and to reset the nonce and the replay counter, what does it imply for the future communication between the client and the AP? There's an adversary in the ...
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1answer
32 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 ...
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1answer
159 views

How can I properly secure the WiFi setup process of an IoT device?

My company develops a WiFi-connected IoT product. I want to make sure that the process of getting the user's WiFi credentials into the device is as safe as possible. At the moment, the product is in a ...
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1answer
50 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 ...
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5answers
149 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
1k views

How is TSC (TKIP sequence counter) calculated, in WPA?

I'm reading about 802.11, from IEEE's PDF, from page 1191, and in particularly I'm reading about TKIP. To decrypt and encrypt, you use a TSC (TKIP Sequence Counter) as you can see in these images: ...
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2answers
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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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9answers
24k views

Why isn't open WiFi encrypted?

As far as I understand, WiFi networks that require no password send traffic through the air unencrypted. Those that require a password encrypt each connection uniquely, even if they're all using the ...
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1answer
105 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
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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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1answer
46 views

How to connect to a wifi network that shuts down connections [closed]

Our school's wifi shuts down after 12 am, and although we are still connected to the network, our connections are closed, and the computer says "no internet". However, we can somehow manage to stay ...
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0answers
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What should we do in practice to mitigate vulnerabilities in WPA3?

WPA3 for Wi-Fi systems is generally acknowledged to be more secure than WPA2. For example, it introduces SAE with the Dragonfly handshake, in an attempt to close the door on the kind of brute force ...
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2answers
92 views

Can a computer/MacBook be compromised/infected/hacker simply be requesting/attempt to join a network?

I was finishing a clean installation of macOS Catalina on my MacBook, and I was asked to select a wifi network. I misclicked on a wifi network with a name that's very similar to mine and was asked to ...
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1answer
50 views

Access point uses different BSSID and deauth attack fails

I'm using airgeddon (https://github.com/v1s1t0r1sh3r3/airgeddon) to perform a deauthentication attack on my wifi network. When i put my wireless interface in monitor mode to scan the network from the ...
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Possible data leakage and traceability regarding mobile personal hotspots

The question Say, one may use a mobile phone's personal hotspot functionality to broadcast a message locally via the ESSID, like "Happy Birthday Lilian" or "Stand with Hong Kong". Assuming such ...
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3answers
72 views

How to stop malicious WIFI from infecting my computer?

Was reading this: How to check if a Wi-Fi network is safe to connect to? When I came across some comments I can redirect you to other pages without your interaction. Install key loggers. Heck if your ...
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2answers
2k views

Can a malicious WIFI network force a connection

Say I enter a place with public WIFI. Of course, I would not connect to the network since I know it's risky, but I do have my computer turned on. Can an attacker know my computer is there and force a ...
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2answers
199 views

What does WPA2 traffic look like to a packet sniffer that is not connected to the network?

Imagine there is a wireless network using WPA2, and an attacker has come along with his wireless card in monitor mode. What will the packets from that network look like? Is any information disclosed i....
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2answers
281 views

Is it possible to detect someone impersonating a device in my wifi network?

If an intruder gained access to a network impersonating the MAC address and the device name to appear like a familiar device in the network, how then is it possible to detect the device in the router ...
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0answers
134 views

Router infected; Factory reset not working [closed]

Recently, I was being redirected (occasionally, not every time) by "ilkmawgod.site" (no information on google) to malicious webpages. I scanned my every thing using quick heal, but it didn't find ...
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2answers
251 views

What would be a good contingency plan for a critical WPA2-Enterprise WIFI?

I need to design a contingency plan for a WPA2-Enterprise WIFI network. In the past we have been designing applications that can work autonomously without internet connection (for example, caching ...
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0answers
275 views

How to send Wi-Fi management frames from macOS?

I realise that this question has been touched on before as linked here. However, none of the solutions suggested solved my question and they all fail to answer the overarching question of how to send ...
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1answer
93 views

WiFi Router, current status of security options?

I'm about to buy a new WiFi router tomorrow (probably) & I'm wondering what kind of security features I should choose (Like: AES, WPA2, DMZ, TKIP, SPI, ...) What is the current status of what is ...
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1answer
254 views

Success rate of pixie dust attack

Recently I read about the pixie dust attack in which a WPS PIN is decoded with time stamp and other resources within a fraction of a second. The only drawback is that it only works on WPS enabled ...
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5answers
354 views

How might the BBC snoop on wi-fi usage?

It's just been reported that the BBC plan to deploy wi-fi detection vans to identify users who are streaming content from their internet service (BBC iPlayer) without a TV license. For example, see ...
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1answer
135 views

airodump-ng station not associated with bssid

Why do some BSSIDs show as "not associated" (note: not all of them show as such; some just show a usual BSSID). I have tried to use the other BSSID that shows up for the other station but it didn't ...
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12answers
32k views

Is public Wi-Fi a threat nowadays?

In my opinion, arguments we have been using for years to say that public Wi-Fi access points are insecure are no longer valid, and so are the recommended remedies (e.g. use VPN). Nowadays, most sites ...
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1answer
47 views

Can my school see the websites I've visited while on my home WiFi after I reconnect to the schools? [closed]

I know that they can't monitor me on my home WiFi, but can they see the websites I visited while on my home WiFi after I reconnect to the schools?
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37 views

Why did I get incorrect wifi password pop up for unknown network on iPhone?

A few months ago my iPhone had a pop up saying 'incorrect wifi password' and telling me to enter the correct password, however it was for a network that I had never connected to or seen before. It ...
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1answer
99 views

Network with one possible unsecure device and one home assistant device

Background: I have a google home and I plan to buy 1 or 2 cheap cameras to monitor my home when I'm not in it. I plan to have the camera connected to a wifi plug, so I can switch it off via the app ...
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2answers
5k views

Security of bluetooth tethering vs. wifi hotspot

I'm using my cellphone to connect my laptop to the web. I think connecting my cellphone to my laptop with a USB cable would be the safest connection but if I go wireless, is it safer to connect to my ...
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0answers
183 views

PMKID found , but it should be WPA handshake

i was trying to get access in wifi network but i came to something that i need to ask afteraireplay-ng –0 20 –a [router bssid] –c [client bssid] wlan0mon i expect WPA handshake in right top ...

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