Questions tagged [wifi]

Security for 802.11 wireless networks.

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What are possible attacks if am connecting to public WiFi using repeater, through Ethernet or /and if the router's firmware is hacked

What are possible attacks if am connecting to public WiFi using repeater, through Ethernet or /and if the router's firmware is hacked, supposing am running a Debian system ,blocking inbound ...
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Can someone on same wifi access my computer? [duplicate]

I was connected to a hotel wifi and airport wifi last week. Some of the files in my Downloads folder now has been compromised (soft keys stolen). Can someone connected to same wifi gain access to my ...
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Can schools see what your on if your using your school laptop hotspot ( which is connected to your home WiFi) and using a VPN [duplicate]

So sometimes when I’m at home my phone sometimes just disconnects from my WiFi but my school computer ( which they give to anybody who needs one in the district)is still connected to my home WiFi and ...
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49 views

What are the risks of using an unpatched device connecting to the internet infrequently?

My grandfather is interested in buying a smart tablet. He never had any personal computer or any internet connection. He wants to use his tablet solely to read the newspaper, as they no longer deliver ...
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91 views

Are TLS v1.3 connections over open Wi-Fi secure?

If a non-compromised device is connected to the internet via open Wi-Fi, anyone can view the traffic. But if all the connections to the servers use a reasonably secure cryptographic protocol (such as ...
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111 views

Is it foolish to trust a Wi-Fi network just because it uses a specific recognized SSID?

This article in the Avira (part of NortonLifeLock) security blog discusses (vaguely) security risks of public Wi-Fi. The article states: Man in the middle attacks are also a very prominent threat, ...
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15 views

How can WIPS block unauthorized AP with PMF enabled?

To my knowledge, WIPS(wireless intrusion prevention system) prevents wireless devices connecting to unauthorized AP by sending de-authentication frames. If 802.11w Protected Management Frame(PMF) is ...
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43 views

How wifi network MITM works?

I have seen a lot of tutorials showing how to MITM a network using various tools. But it usually says that we require a network adapter with monitor mode options. I own my wifi router and can connect ...
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1answer
65 views

Can a wifi Access Point be reconfigured to receive other radio signals?

Say we have a remote transmitter that is not connected to a wifi router (neither wirelessly nor by cable), but which transmits information using electromagnetic waves. Examples include walkie-talkies, ...
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43 views

Is using my address for WIFI SSID a bad idea?

I live in a location which is semi-rural. I also share this Internet access with some people nearby. Although bandwidth is a bit limited (VDSL), other then those imposed by the connection speed ...
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35 views

Airodump-ng shows AP as OPN and WPA2 at the same time. What does it mean?

The result of airodump-ng lists some AP's as both OPN and WPA2. How does the authentication work in that case? 12:34:56:78:AB:CD, 2011-09-09 15:29:47, 2022-10-21 16:09:05, 1, WPA2 OPN, CCMP, MGT, -75,...
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52 views

Are there any further security considerations when joining a public wifi network other than firewall and anti-virus?

If I use my laptop on my company wifi network to use the internet, what access has the company to the laptop hard drive and information on it? The company wifi is there for customers and employees (...
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How can someone using public wifi be deanonymized?

Say someone wants to send a document overseas while living in a hostile country. He uses tor over public wifi. What are some ways he can be tracked if he uses a burner laptop and public wifi? Few ways ...
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74 views

Unknown WiFi Network

For background, I am being sued by unethical people who would do anything. I live in a rural area and in the network list on my phone and laptop, no neighboring networks appear. Only our own plus our ...
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1answer
110 views

How to handle a router from an apparently security-indifferent ISP with no possibility to switch?

My ISP's security strikes me as... somewhat alarming to my admittedly non-expert eyes. They store wifi passwords in plaintext on their website and allow changing it there - this is apparently meant to ...
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52 views

Windows / OpenVPN "kill switch" via firewall

First, not sure if this is the appropriate site or if it would be better suited for a different one, but there isn't a networking or Windows one, so this appears to be the best place. And I'm posting ...
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2answers
101 views

Can my employer see what I do on the internet when I use a VPN webbrowser plugin extension?

I have a professional laptop for working at the office and at home. There is a VPN to connect to my work network. I know that my employer can see which URL I visit even in incognito mode because all ...
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67 views

Is my Eero wifi router tracking my browsing activity?

I was going to install a Wifi Mesh network by Eero and it wasn’t until I unboxed it that I learned that I needed to download an app and create an account to perform the setup. This account asks for e-...
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78 views

Can a device that connected to malicious network once be compromised even after disconnection from malicious WiFi?

I need to take my personal laptop to the workplace so I will be using their internet that only employees usually use. However, if the network I connected to was malicious, is my data only compromised ...
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why public WIFI cannot use encryption? [duplicate]

I want to ask why public WIFI is always open and cannot use encryption? For example, customers in coffee shop can use WIFI without password (i.e. no encryption). Why WIFI router cannot configure with ...
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1answer
77 views

Could a bad actor get hold of your credential sent via https if you are connect to their fake network?

Imagine this typical Fake WiFi scenario: A bad actor creates a fake coffee shop Wifi and therefore is in full control of the network. An unsuspecting victim would connect to the Wifi and log in to ...
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119 views

aircrack-ng on Raspberry pi 3 and WiFi adapter

I am just getting into ethical hacking and cybersecurity and would like some advice regarding USB Wi-Fi adapter. I am hacking on Raspberry PI 3 which is running Kali Linux. Furthermore, I have been ...
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1answer
68 views

Wifi: Added Security Certificate After the Fact?

I'm a freshman in university, and I recently moved into residence. Pretty quickly, I logged into campus wifi so I can actually do classes and things. My laptop and primary phone logged in with minimal ...
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1answer
108 views

I installed internet certificates on my android to connect to uni wifi, can they see what I'm doing at home?

I wouldn't have thought that certificates could be used to track my history, I thought they were essentially login credentials, but I installed some to use my Uni wifi and now my google pixel 3 has a ...
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64 views

What type of attack does WPS prevent?

There are many talks about why someone should not use WPS because of the attacks it allows. But does it also prevent attacks? For example, if guests want to join my network instead of giving these ...
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Collect Passive Information on Already Connected Wifi Routers [duplicate]

Since the mobile devices that we use automatically connect to the WiFi we have previously connected to and also send out beacons when not connected trying to connect with those particular WiFi routers,...
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98 views

airodump gets handshake but aircrack does not find it

I am trying to do the Penetration Testing on VMWare Kali Linux in windows I put the command to capture the handshake trace, and airdroump show I get the handshake sudo airodump-ng -w fuck -c 2 --bssid ...
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74 views

How and what can attackers use Rogue AP attacks for? [closed]

I have some questions about rogue access points. How attackers can get victim's creds over secured HTTPS websites? Can attackers do this kind of attack only by using basic tools + sharing the AP ...
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195 views

Fake AP for Staff Security Awareness

We are working on an activity to train staff about security. Is there any way to spoof the company's guest router and ask staff to provide login credentials (as public wifi does) and when they do that,...
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1answer
104 views

If my home router password was reset, is that a sign of a security breach?

Recently I started having issues with my home Wi-fi connection. My devices showed as connected to the router, but no Internet was coming through. While trying to log into the router through my browser ...
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158 views

Someone connected to my hotspot. Are my phone and laptop now compromised?

I have been using my android phone as a wifi hot spot for my laptop over the last few days so I can access the internet. I've been in a new location with no other personal devices nearby, and the hot ...
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1answer
187 views

Does creating an Evil Twin require the network password in order to work?

I am currently trying to better understand this attack. If the network is open ie, not password, I would assume that it would be super easy for the evil twin to work. If I understand correctly, ...
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1answer
89 views

How to Prevent a Hacker From Causing Damage if Connected to the Same Router

While using a router that I do not own, and suspect high odds of malicious users' concurrently connecting to it, how can I prevent them from causing any damage to me (injecting malware, stealing ...
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41 views

Fixed Channel : -1 ( in Scanning and deauth)

I was using Alfa awus1900 (Realtek 8814u) wifi adapter to test my wifi but from this point, it always shows fixed channel -1 while scanning a particular bssid and on deuath also and after using --ig ...
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67 views

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 ...
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35 views

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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108 views

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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149 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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5k views

Why can't we perform a replay attack on wifi networks?

I was wondering that, when a hacker is trying to hack a Wi-Fi network, they would try to capture a handshake and then try to decrypt it, whereas when you want to log in to your Wi-Fi access point, you ...
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1answer
100 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
87 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
106 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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30 views

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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1answer
652 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
220 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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31 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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65 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
195 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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2answers
132 views

Is every packet in a home Wi-Fi which has say, AES password for connection, encrypted using the same password?

If there is an intruder in a LAN who knows the encryption type and password, will he be able to monitor all the packets which are in the LAN? Suppose someone on the LAN is visiting HTTP sites, which ...
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2k 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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