Questions tagged [wifi]

Security for 802.11 wireless networks.

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Hibernating printer to minimize attacks via Wi-Fi Direct

I upgraded a dinosaur multi-function printer (MFP) to a less prehistoric model [1]. "How convenient!" I thought of the Wi-Fi Direct, considering that I'm (lucky enough to be) working from ...
66
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3answers
15k views

Why does Windows store Wi-Fi passwords in a reversible format?

Running netsh wlan export profile key=clear in PowerShell will dump your current stored Wi-Fi settings, including the password, into xml files inside of whatever directory you are currently in. Why ...
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4answers
211k views

Can my family see what sites I visit while I am on their wifi?

I will be going on vacation for a few weeks to my family home and will be using their wifi for work. The problem is, I am a cam model, and do NOT want them to know that I am visiting the sites let ...
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2answers
184 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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3answers
25k views

What is the need and purpose of packet injection within WiFi attacks

According to my research, the most common WPA/WPA2 WiFi attack requires a chipset capable of packet injection. However I am not sure what this is, and what purpose it serves once you have the ...
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Using Open WIFi Newtorks With No Password [duplicate]

Please forgive my ignorance, but are there any security issues with connecting to a known (safe) WiFi network with that requires no password? Am I right in thinking that any other network that uses ...
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3answers
17k views

My school wifi asks to 'trust' a certificate on iPhones. Does this allow them to view SSL traffic?

There is a lot of confusion around this on here, so I am making this post to be sure to understand it correctly. My school uses Aruba networks wifi, and after I type my Active Directory username and ...
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How can I add some probable Keywords to hashcat, so I can Brute-Force attack a WPA2 Network faster

I´m trying to brute force attack a WPA2 Network with Hashcat and a wpa2.hccpax file, but when I do it says that it can take 45years to brute force it. So I had the idea that probably the network I´m ...
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1answer
463 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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114 views

ESP32: Secure WiFi credentials via WebCrypto?

Background information: I am not a computer scientist. However, in a research project I am currently building a ESP32-based sensor. Multiple sensors of this type are going to be used by multiple users....
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1answer
88 views

Can wifi network administrators see if you are using a proxy?

A friend of mine wants to use a Proxy on his home computer because his parents have blocked many games and social media services. My question is, if he is using a Proxy, will his parents be able to ...
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1answer
4k views

WiFi Direct/WPS key question

So far, I haven't seen any PoC or real-world attacks against WiFi Direct, but I see the potential because it relies on WiFi Protected Setup (WPS) for establishing the connection. Tools like Reaver ...
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3answers
16k views

Can a school wifi track your wifi after you disconnect?

So I logged into my school wifi on my laptop, and I was just wondering: Can they still track what I do even after I disconnect? I am using my own computer (not the school's,) but is it possible that ...
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3answers
497 views

How can I prevent abuse of our public WiFi network?

One of our customers runs a holiday park with <100 users on it. We currently have a mikrotik in place that prevents torrenting etc, however their line has been cut off as someone there has been ...
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1answer
72 views

WPA/WPA2 networks without passwords [duplicate]

From my current understanding, WPA networks use a network's SSID and password to produce a PSK (pre-shared-key), which encrypts/decrypts communications between the router and the client before a new ...
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1answer
91 views

Unregister your device from a WiFi network [closed]

Recently, I connected my Android device to an open wi-fi network. Then a web page opened up asking me to choose username and password to log in with. Now when I connect the same device to that network,...
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Work computer hard wired to home modem [duplicate]

I took my office desktop computer home and plugged it into the router. I work for a private company and one of the owners went to school for computer programing/information security/etc). Can they see ...
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3answers
2k views

What prevents a coder from brute forcing a wifi?

I know that a coder is able to connect to a wifi through code so my question is: Is there anything that will make it difficult to brute force a wifi password?
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1answer
408 views

Is VLAN better than guest wifi feature

I own the internet connection and router and going to share it with apartment mates. I want to accomplish the following things Isolate our networks, such that they cannot see my internet activity or ...
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4answers
205 views

How can I safeguard myself if share the same router with the people living in my apartment

I share the same wireless router with some other people living in the same apartment. I want to safeguard my privacy and also not be held liable for their internet activity. The modem from the ISP ...
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2answers
37k views

Am I getting DDOS attacked?

There has been some weird activity with my WiFi router after somebody threatened to DDoS me. I am looking at my WiFi router's activity logs and I don't know what I am looking for. What happens is my ...
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29 views

Can my school see my browsing history while on campus? [duplicate]

I'm a bit paranoid right now about what my school can and can't see on my device. My school has a BYOD policy which means that I bring my own device to work. I am logged in using my personal account ...
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55 views

Is hosting your own website safe? [closed]

So I made this website on python with Flask. I want to host this website on a rasberry pi on my own home network which everybody in my family uses. Should I? Is it safe?
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3answers
161 views

How can one identify if a ssid is an evil twin before connecting?

How can I check before I connect that the WPA2 ssid I am connecting to is the correct one when I'm in an area with spoofed ssid's? How can I evade an evil twin without trying to connect with a fake ...
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0answers
1k 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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3answers
4k views

Detecting access point model

Is there any way to detect the model (brand, reference, ...) of a reachable wireless access point without having to connect to it? Sniffing packets with Wireshark or others does not give any info, but ...
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1answer
106 views

My Home WiFi Password was given away to a plumber who said he needed it, it then unusually went down for no apparent reason, is this suspicious? [closed]

My home WiFi password was given away by my dad to a plumber who came in saying that he needed the WiFi password for his phone. As soon as he told him the WiFi went down for a few minutes, which I ...
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1answer
436 views

How to send Wi-Fi management frames from macOS?

I realise that this question has been touched on before here. However, none of the solutions suggested solved my question and they all fail to answer the overarching question of how to send all types ...
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3answers
367 views

Are there any known attacks for a laptop with the wifi connection turned off?

I recently got a new laptop. As I usually do, I removed the wifi module from it, since I intend to use it in public places such as my college and I don't need any sort of connectivity outside my home. ...
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1answer
92 views

Do you have to be on the same WIFI for a Buffer Overflow attack to work?

I know how Buffer Overflows work but in order to do them do you have to be on the same WIFI as your victim. You need to send a packet to a specific device on a specific port. Therefore, unless port ...
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2answers
2k views

Victim loses Internet connection during MITM attack

I tried to do MITM attack on my network. I enabled ettercap, marked my router as TARGET1 and my second computer as TARGET2. Then I enabled 'ARP Spoofing'. I do not know why - but after this operation ...
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1answer
440 views

If i download a pic in telegram secret chat on a public wifi then can hacker see the photo? [duplicate]

I downloaded a sensitive pic on telegram's secret chat which contained important details on public wifi, can anyone on the same wifi see what i downloaded and saved in my gallery?
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WEP fake authentication purpose

I am studying WEP protocol and more specifically fake authentication attack. Man page says This is only useful when you need an associated MAC address in various aireplay-ng attacks and there is ...
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1answer
130 views

Is there any problem associated with using emojis in WIFI SSID?

My router configuration panel won't allow me to use emojis in SSID, for some reason. Although, I can very easily bypass this restriction, using the browser developer tools (which makes me think if it'...
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0answers
56 views

What is Received Sequence Counter(RSC) in WPA authentication

In WPA 4-way handshake and in Message 3 (while GTK transfer), A RSC (Received sequence Number ) sent by the Authenticator (AP) to the supplicant. The only information I found about RSC is that it's ...
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1answer
1k views

Why is my IP address different when I connect to a vpn?

If for example I connect to PIA VPN, and I hover over the icon on my toolbar, next to the volume, wifi, and battery symbol on a mac, it shows me one ip address (IP A) that is different from my actual ...
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2answers
1k views

Data Security on a Malicious WiFi Network

Let's assume that I unwittingly connect to a malicious WiFi network and visit some websites. By malicious, I mean the network has been set up for the purpose of stealing data. From what I've read, ...
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0answers
50 views

My friends are disrupting my internet connection [duplicate]

My friends have my ip address and they're all programmers/hackers. They've been interfering with my wifi connection several times today. Asking them to stop or saying "they won't do anything"...
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106 views

aireplay-ng (injection) is not working when monitor mode is enabled

I believe my card supports injection. If I start a terminal and run aireplay-ng -9 wlan0 I get this result: ┌──(root💀kali)-[/home/kali] └─# aireplay-ng -9 wlan0 ...
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3answers
2k views

Did someone impersonate my WiFi?

TL;DR: An unknown WiFi extender showed up in my DHCP logs and my phone routinely connected through that access point. How badly was my network or traffic at risk? This morning, while struggling with ...
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1answer
78 views

Are my devices and information vulnerable in a public network? what are some solutions?

I'm Studying at a University that has a public network around campus that all students use. This network is even available at the dorms. Since all devices are connected to the same network, is my ...
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1answer
141 views

Can a driver(malware) hide it self from device manager?

For security reasons, I have this question in mind. I am not a security professional, so I want to ask: Let's suppose my computer's firmware is hacked. If I disable the wifi driver on windows, can a ...
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1answer
157 views

Is there a point in randomizing my WPA2-Personal SSID (meaning, set a random string in place of the SSID)?

I was looking for ways to make Wi-Fi that uses WPA2-Personal/WPA-PSK secure, and I stumbled in this answer (the second one, from Terrence Koeman): WPA2-PSK (aka WPA2 Personal) basically does the same ...
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0answers
73 views

Does my wireless adapter support the packet injection if it can send deauth packets?

When somebody sends the deauth packets, does it mean that the deauth packets are the packet injection proccess? Does my wireless adapter support the packet injection if it can send deauth packets?
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1answer
87 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) Wi-Fi access point. It would be possible to access the log files of the access point, but I don't have the authority to. ...
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2answers
5k views

How to prevent my MI AIR purifier from listening on my wifi traffic?

So I recently bought MI Air purifier. It uses my wifi to get connected to internet. It needs to connect to internet so that I can monitor/control it from anywhere. Now, what kind of precautions do I ...
6
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1answer
31k views

Rainbow tables/hash tables versus WPA/WPA2

In Wi-Fi penetration testing, is it possible to use rainbow tables/hash tables on WPA/WPA2 networks? Is there an advantage of one over the other? ...
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2answers
205 views

Can your internet provider monitor your data (passwords, etc?)

Was typing in my password into an HTTPS website when I started to wonder if my home WiFi (whether a neighbor could have hacked into and monitoring it) is secure. When I type in Username123 Password123 ...
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0answers
35 views

Why is an IP address in a different city? [duplicate]

Someone lives in city A, but their IP address from home always displays as belonging to city B, 50 miles away in the same country. Both cities are the largest in the country, so this is not about one ...
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2answers
2k views

Secure Way to Set Up Wifi Extender

I recently purchased a wifi extender and I now have to set it up. There are three options for how to set it up: Through the app By pressing the WPS button on the router and then pressing the WPS ...

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