Questions tagged [wireless]

Wireless security topics including 802.11, Bluetooth, and others.

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113 views

How to send deauth packets on Windows (manually or with software)?

first of all I know how deauth packets work basically. But since my wifi adapter refuses to work on my virtual Kali, I want to use my host machine (Windows 10). So I have NPcap and Wireshark and I can ...
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66 views

Can my ISP see documents I print trough my wireless network printer that is connected to ISP-provided router?

As stated in title - I am wondering if connecting my printer to ISP-provided router could expose all of my printed data to his eyes? Cheers!
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Different Intermediate Certificates on client/server question

Hope someone can explain the impact as I know a bit but not too much about using certificates. We use an external CA QV (I think now Digicert) to create certs and install into the web, vpn, wired/...
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205 views

Why do WEP, WPA, WPA2 need TKIP, AES, CCMP?

Okay so im looking into understanding more about Wireless security. One thing i have not be able to understand is what does WEP, WPA and WPA2 do without the help of TKIP, CCMP, and AES, and what do ...
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37 views

How to simulate wireless sensor network attacks in packet tracer

I need to simulate Wireless Sensor Network attacks in packet tracer, to check the effectiveness of security protocols. Can anyone tell me how can I simulate this attack in Packet Tracer?
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48 views

Trying to defend against Cell site simulators

I take a phone, insert a SIM Card in it, then connect it to the internet. Then I switch on Wi-Fi Hotspot on it. Then I connect a second phone to the Hotspot of the first phone, and use this first ...
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1answer
172 views

'Removing' telecom provider from my phone

Baseband Processors have very weak overall security(closed-source firmware, no audits etc.) It also gives the telecom operator very high privileges on a mobile device. So, now I use 2 phones. First ...
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58 views

Automating handshake capture to decrypt 802.11 frames

Networking newbie here. I am running some experiments on IoT devices for which I need to capture the handshakes of the devices on my network in order to decrypt the frames I obtain through monitor ...
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2answers
64 views

Which EAP connection is strong? Certificate based EAP connection or credentials based EAP connection?

What difference we can observe when connecting using the certificate generated using the RADIUS and the credentials that we define in RADIUS like username & password.
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1answer
108 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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234 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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113 views

As of 2020, is there any fix for 802.11w deadlock?

This is an old 802.11w issue that has been documented and it's a very big issue as clients can be selectively attacked and enter a deadlock, where only disabling and re-enabling wifi solves the issue (...
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212 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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1answer
132 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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1answer
93 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
182 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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1answer
406 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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574 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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1answer
232 views

802.11 data frames missing from Wireless frames capturing

By working on the Wireless QoS (WMM/802.11e), I captured with airmon-ng and airodump-ng on Kali Linux, the 802.11 raw wireless frames, on my BSSID and channel. I generate some traffic from my ...
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1answer
71 views

Looking to take a hotspot that is shared and create my own hotspot that can be firewalled

What is the best way to take a wireless hotspot that is owned by someone else, create my own hotspot or VLAN to be able to Firewall / Not allow my devices to view the other individuals' devices? I ...
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3answers
204 views

How can wireless password cracking be detected?

Our team was hired for a red team engagement for a client. A part of the engagement is attempting to crack the WiFi passwords of their office APs. However, we obviously want to stay undetected. What ...
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1answer
146 views

Scapy: Sending forged Probe Requests and capturing them in a different device

Objective: Sending a forged Probe Request frame from one machine and capturing it on a second machine. I have two codes running: sender.py interface = sys.argv[1] dot11 = Dot11(addr1='ff:ff:ff:ff:...
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173 views

What is the significant difference between a Rogue Access Point & Client Mis-Association [closed]

As the title states, how can I differentiate both of them.
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103 views

How does an IMSI catcher “impersonate” a base station/cell tower?

On reading about IMSI catchers, I keep seeing that they "impersonate" a real cell tower or "base station" so that the phone drops its signal-carried data on that machine while on its way to the ...
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375 views

Display filter to see WPS attempts in WireShark [closed]

My neighbour is actively trying WPS pins on my router - I know because the "WiFi/WPS" LED on my router lit up when I have permanently turned it off! I double checked the setting using the router admin ...
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68 views

Is this the signature of a KRACK attack?

A router (or one spoofing as a router) unilaterally sent to a client an EAPOL packet 1 of 4, and then immediately sent 5 packets of EAPOL packet 3 of 4. Is this the signature of a KRACK attack? And ...
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1answer
293 views

Capture WiFi AP authentication attempted password

Is it possible for someone who is doing air monitor mode (ex. using airmon-ng) or is using a rogue device to capture attempted authentication on a Wi-Fi AP ? For example, I have a home router WPA2-...
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1answer
115 views

How does one steal files by connecting to a laptop's WIFI / Bluetooth? [closed]

I'm asking how does one steal files by connecting to a laptop's WIFI / Bluetooth and can it be done with the laptop powered off if there is a battery? Could you please explain how you would connect ...
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97 views

RF signal Wi-Fi leak [closed]

How can one steal files off a laptop hard drive using RF / Wi-Fi signals? Can it be done with the laptop powered off if there is a battery?
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1answer
778 views

Network Adapter error on airgeddon

I keep getting an error on airgeddon while using my Alfa AWUS036ACH network adapter (RTL8812AU chipset). I can launch airgeddon successfully with all requisite tools installed, select my wlan0 ...
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65 views

How SIGINT Researchers/Operators collect, decode and monitor a vast array of wireless data? [closed]

In wireless communication, data flows at various frequencies ranging from Radio to Satellite communication. These frequency carriers are allocated for different uses based on various requirement ...
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76 views

Can I use a public / private keypair to secure traffic on my wifi on OpenWRT?

Wifi passwords are a pretty weak way to secure a Wifi Access point; is it possible to use a public / private key to secure traffic on a wifi access point which runs OpenWRT. I know I can secure SSH ...
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1answer
1k views

How to speed up brute forcing of finding a WEP key from a captured file?

I have been working on decrypting a WEP .cap file using crunch. It has 1268 IVs. I am wondering: Can I get a clue from the captured file to speed the process of brute-forcing? If not, what other ways ...
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1answer
71 views

Capturing multicast packets in WLAN

(I had to move this from Network Engineering stack exchange where I origianlly asked this question) If a device in monitoring mode snoops on the traffic in a WLAN, can it CAPTURE and READ multicast ...
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223 views

Why doesn't the fluxion attack steal credentials when authenticating to the network?

I ask this question because i am not happy with the answer here In a normal attack such as fluxion. You send DEAUTH packets to the victim wifi. Clone their access point and host an open wifi. Let the ...
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2answers
912 views

Why do evil twin attacks against WiFi use a captive portal?

I was recently the victim of an evil twin attack on my WiFi network, probably by the new upstairs neighbors. It prompted me, with a captive portal, saying there had been an update and I needed to ...
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1answer
122 views

MAC/IP address hiding

I am doing some experiments with wireless protocols on ns-3. What I want to ask is how can I hide MAC address/IP address, because I need it for my experiments? Is it possible to use encryption on ...
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1answer
241 views

Router administration page is served over HTTP

My wireless router admin page does not include https option. It is always served over http. This is obviously a concern in case someone is sniffing the network and can read my password in plain text. ...
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2answers
156 views

unauthorized devices appear in windows 10 network drive SMB [closed]

Few days ago I was trying to access a shared folder via SMB on Windows File Explorer and noticed 3 strange mobile phone devices appear listed in the network drive. I never owned any of the mobile ...
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1answer
1k views

How do you prevent/guard against a wireless disassociation attack [duplicate]

Going over the security+ lectures by professor Messer here, he explains and demonstrates a wireless disassociation attack very well. But no where in the video does he explain how this type of attack ...
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1answer
509 views

Capturing traffic on WiFi Network using Wireshark [duplicate]

Is it possible to capture, using Wireshark, regular data sent by another machine inside my Wireless LAN?
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1answer
7k views

Detect / Prove and Prevent Wifi Deauth attack

I'm suspecting that my neighbor is running multiple Wifi deauth flood attacks against my Wifi. I'm using WPA2 and I don't think he can really crack my password, but my devices keep having wifi ...
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1answer
725 views

How to get result from airdump-ng on Ubuntu 18.04 LTS?

Issue: when I run airodump-ng wlp3s0mon, no results appear. I recently installed all kali linux tools on Ubuntu 18.04 LTS from this git repo https://github.com/LionSec/katoolin My chipset is the ...
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1answer
156 views

Where does last 4 bytes of hmac go in wpa2 mic?

The wpa2 mic is a 16 bytes array which is built by Hmac(sha1) ,But the Hmac(sha1) returns 20 bytes array. So where does that 4 bytes go?
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1answer
316 views

Are there any known exploits against bluetooth mice or keyboards?

Most wireless mice are not bluetooth. There are known exploits that take over wireless mice and use them as a keyboard. Are there known exploits that can remotely inject malware directly over ...
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1answer
428 views

What are the countermeasures against key cloning?

I’ve looked into the techniques of cloning the 315Mhz and 433Mhz remote car keys and I’m wondering what’s the countermeasure one can provide against wireless radio key lock? Since the radio signals do ...
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1answer
1k views

How do rolling code fobs and receivers synchronise?

This is a follow-up question to my earlier one: Does pressing a car remote many times offer denial of service attack for rolling codes? I want to emphasize that I am asking this question more to ...
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3answers
20k views

Does pressing a car remote many times offer denial of service attack for rolling codes?

My understanding of remote car key fobs, and similar security devices with rolling codes, is that the key device is a transmitter that, each time the button is pressed, sends the next secret in a ...
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1answer
132 views

How does wireless keyboards' encryption prevent frequency analysis?

I've found very little information on this topic after much googling. The only partial answer I found was by Microsoft: Microsoft_AES_Technical_Factsheet By adding random data to each message, each ...
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2answers
342 views

Is there any methodology to detect smart deauthentication attack?

I'm a project student in IIT-Hyderabad. I have been working in Wifi security domain for my M.Tech. In particular, I chose de-authentication attack. Whenever I sent De-Auth frames continuously to APs ...

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