Questions tagged [wifi]

Security for 802.11 wireless networks.

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2
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1answer
58 views

Is it possible to mac-spoof Xfinity Wireless?

Background Comcast/Xfinity operates various wireless hotspots across the US, accessed via the SSID xfinitywifi through the many wireless access points shown on https://hotspots.wifi.xfinity.com/ ...
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1answer
37 views

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

As the title states, how can I differentiate both of them.
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1answer
100 views

What Data Does an ISP Store? [closed]

Sorry for being so general, but I know my ISP logs connections to others and all. I'm just questioning whether they keep any physical data that was over a HTTPS connection. Learned about how ISPs also ...
2
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1answer
98 views

If I accept a root Cert what am I opening myself up to?

If I connect to a WIFI AP and it wants to install a root cert. They read my HTTPS traffic, Right? Does using OpenSSH on my cell phone to my home router help protect me? Or can this traffic be ...
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1answer
80 views

Security of service requests on a public Wifi

I'm currently rebuilding my network infrastructure and am planning to make my NAS available trough an OpenVPN server running on my router for "outside" use (no port forwarding: NAS in private LAN, ...
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1answer
74 views

I've sent a clear copy of my ID card using the WiFi at work

The title says it all, I needed to send my ID to some website so that they could verify my identity. But I took the picture with my phone, then sent it to myself via Messenger on iOS. I sent the ...
4
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1answer
84 views

Connect with a WPA2 hash instead of cracking it

When stealing a WPA2 hash from a packet, why do you need to use brute force to find out the original password instead of just sending the router the hash itself and connect with it to the router?
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2answers
180 views

What to do if my MAC has been spoofed?

My MAC address has been spoofed by a neighbor to access my WiFi, positively. I know it's futile changing the WPA key or not broadcasting the SSID. What are my options at this point ?
-2
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3answers
345 views

My home router has been hacked, what can I do? [closed]

My router has been hacked and all devices have had some sort of spyware installed (Don't ask me how I know this, just please take my word for it). Since they can see everything I do on my devices, ...
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0answers
72 views

Is there a way to find out WHO sent me a life threatening text? [closed]

Recently I received several text messages from TWO different numbers that I did not recognize. I called the numbers back, and texted them, but there was no answer, or vm. I googled them as well, and ...
0
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1answer
70 views

Can Avast check my WI-FI password for strength?

I've been greeted by this popup this morning: Can Avast actually check my WI-FI password for strength? Or is it just "marketing scare" so that I upgrade to the paid version instead of using the free ...
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0answers
61 views

Is there any danger from leaving your Ethernet plugged in/WiFi left on during boot?

Since my research came up with nothing I decided to post here. Were these any cases of boot-up internet viruses? That means early in the boot sequence in the startup of networking something bad ...
2
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1answer
54 views

What identifiable variables can be collected via server/client connection logs( wireless AP's) to uniquely identify a device across networks?

For instance, the MAC address is one variable that stays the same across networks, along with Hostname, Operating System, and the combination of open ports/services. Ignoring browser specific ...
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0answers
3 views

“Wifi network not secure” notification with WPA2 Personal [migrated]

Everytime I connect to my wifi-network with my Windows 10 1909 I get a notification about the network not being secure. The network does use WPA2 Personal though, which I don't think is insecure. Is ...
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0answers
37 views

How to identify a unidentified PSK wifi encryption

I have an unidentified PSK encryption in airodump's output (see red square on screenshot) and I would like to get more information about the encryption method used by the network: do you know any tool ...
0
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0answers
42 views

Is the WPS implementation for Wifi Direct on Amazon Fire Stick secure?

Specifically: Does the fire-stick use PIN method or push-button method for its Wifi Direct implementation? From my experience using the Fire Stick for mirroring an Android phone, I would guess it is ...
0
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0answers
117 views

How could a WPA2 WiFi with a 40+ character random password have been penetrated

I can confirm an intrusion from an unknown MAC address (identified as a Realtek device), getting a new, valid IP from the DHCP pool, and using the network for roughly 1 hour. The network is WPA2 - 1 ...
1
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1answer
91 views

How can I hide my mac address when using a public wifi? [duplicate]

As a new student of cyber security, I have started to see in real-time how an individual can actually scan and view the mac addresses on a public wifi connection. How can I hide my mac address when ...
2
votes
1answer
73 views

Guest WiFi: Can I see who joins?

I set up a Guest wifi on my new router. It has no password. For some reason, I cannot see who joins it on my router's settings at 192.168.1.1. The other connections I have do show connected devices, ...
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0answers
66 views

Preventing DoS and flooding attacks on wireless MANET network

How can I prevent DoS/flooding attacks on a wireless MANET network?
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1answer
149 views

Do more credit cards get stolen through public WiFi than through data breaches?

I was listening to a podcast the other day which was sponsored by a VPN provider. During the talking points for the advertisement, the host said something to the effect of the following (I'm recalling ...
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0answers
20 views

Who/what is responsible for Disabling vs. Enabling WiFi Calling on a voLTE-connected iPhone?

This question arises from the fact that the following WiFi-calling lookup: https://e911-reg.tracfone.com/wps/portal/home, implies that a "SIM exchange" or a "WiFi-calling provisioned SIM" can enable "...
1
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1answer
71 views

How an AP blocks Admin Page through Wi-Fi connection?

Some home routers (AP) have the ability to block connections to the admin page if it's being accessed through a Wi-Fi connection. In order to login to the admin page you need to get a cable and ...
1
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1answer
78 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-...
1
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2answers
55 views

How far is my Access Point BSSID sent in my internet packets?

My question relates to this question: How does Google know where I am? and ask a similar question to this (but that accepted answer doesn't pertain to BSSIDs). The chosen answer in my first linked ...
2
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0answers
94 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?
2
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1answer
94 views

Monitoring nearby WiFi clients

I know that a WiFi adapter can scan for active BSSIDs, and that in monitor mode it can scan all unencrypted traffic. What is the best way to list nearby WiFi clients from Python? I understand that ...
2
votes
1answer
27 views

Do Xfinity hotspots require passwords?

There's a Xfinity hotspot(xfinitywifi)that I see on my phone that I occasionally use for reasons but lately it has been acting up so I contacted Xfinity customer support. They asked for some stuff ...
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0answers
34 views

Defense from Captive Portal MAC-spoofing in OWE (WPA-3)

Previously, user authentication on Captive portal was only by his mac address. Accordingly, in wi-fi networks it was very easy to intercept the user's mac address and apply it to yourself. Captive ...
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0answers
74 views

Laptop WIFI attack insecure

If a laptop has WIFI but it is disabled in the Device Manager, can it still be used to gain access to the machine?
0
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1answer
59 views

When using VPN on a WiFi network, can the traffic of other non-VPN computers on the WiFi be monitored?

Let's say I am using a WiFi connection and am connected through VPN to a private network. Would the computer using VPN be able to monitor the traffic of other computers connected to the same WiFi, ...
76
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8answers
14k views

If we should encrypt the message rather than the method of transfer, why do we care about wifi security? Is this just security theatre?

Most answers to this question about the security of satellite internet boil down to: encrypting the message is more important than encrypting the method of transfer. However, there seems to be a lot ...
0
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2answers
78 views

Does Using VPN on a Dubious Custom Mobile ROM Reduce the Risk to the Network?

I have flashed an old Samsung phone with a custom ROM. The OS (and all the needed software) come from a website that "should" be safe, from users that "should" be trustworthy. Still, I like to be a ...
3
votes
3answers
294 views

Can my employer monitor personal device use on my home network?

I occasionally work from home. I have a work laptop that I bring home and connect to my company's network using my home WiFi (I assume it has its own direct connection). I also have my personal ...
3
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1answer
307 views

How secure/safe is Eduroam?

The higher education institution that I attend uses Eduroam, a infrastructure and IT company that often caters for the infrastructure and network needs of research and educational organisations. I am ...
1
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1answer
103 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 ...
1
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0answers
95 views

Unknown WiFi network showing up on my phone [duplicate]

I have a WiFi network showing up on my phone: "H2O-e04f43b9ec36". My neighbors are a significant distance away and I am curious as to what is giving it off as I’m in the middle of an ugly separation.
1
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1answer
115 views

Client reconnects during deauthentication attack

During my first deauthentication attack the client I targeted was disconnected from the wireless network, however I was able to reconnect the client to the network even though aireplay-ng was still ...
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0answers
112 views

Aireplay-ng deauth has no effect

I am trying to deauth my laptop which is connected to my home wifi. aireplay-ng has no effect on my laptop. The commands I used are in order airmon-ng start wlan0 then after getting the mac address ...
0
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0answers
54 views

Full Picture of Cracking Coffee Traffic [duplicate]

I'm trying to get a full answer to an interview question I got asked a while ago that keeps coming back to haunt me at night. Hoping that I can get a clearer picture of it here, or at least a link to ...
0
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0answers
88 views

How is a cryptographic key used as a password when using WiFi? [duplicate]

I have recently come from a post and the accepted answer described the password as a cryptographic key. I have an understanding of RSA, AES and uses of it such as digital signatures however I fail to ...
3
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0answers
120 views

Do modern operating systems still send targeted or directed Wi-Fi probe requests that contain SSIDs?

Do modern (versions of) operating systems, primarily Android and iOS on mobile, still send targeted or directed probe requests when searching for Wi-Fi networks to connect to? Such targeted or ...
63
votes
3answers
14k 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 ...
1
vote
1answer
143 views

Is an open public WiFi network considered safe if employing client isolation?

The risks using open public WiFi networks has been done to death. What I've been wondering is whether an open WiFi network (typically public) is safe against packet-sniffing if that network is using ...
0
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0answers
153 views

Wifi Pineapple Tetra - Can't Clone Portal

Here are the steps to reproduce the issue: Connect pineapple, go through initial set up screen. In advanced options, upgrade firmware to version 2.6 Set up again, specifying root password, ssid ...
0
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5answers
598 views

Can my school see what I'm doing on my laptop at home?

I'm a bit paranoid, but I want to know if my school can see what I'm browsing while logged into my school account but on my home network with my own laptop. I have brought my laptop to school ...
0
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2answers
303 views

Google suspicious activity warning persists for 4 days despite my confirming I recognize it, does this indicate additional security issue? [closed]

I had a google suspicious activity warning four days ago triggered by logging in from a location I don't use often. I accepted the offer to view the activity and acknowledged that I recognized it. ...
0
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1answer
94 views

Wondering about iMessage security over work WiFi?

I work for a very large, tech heavy organization and I use WiFi at work - been there for many years and have been using their WiFi the whole time. I also use iMessage almost exclusively and I’m ...
88
votes
4answers
18k views

Does the length of a password for Wi-Fi affect speed?

I work at a place that gives Wi-Fi to all the customers, with a password that is 19 characters long. A customer came in and claimed that because the password is long, it slows down the internet speed. ...
-2
votes
1answer
136 views

Allow security camera from China to access guest network

What are the risks that we allow security camera made in China to access our modem/router (all in one)? We granted the camera on Guest network which is the only thing we have it on. Our laptops, ...