Security for 802.11 wireless networks.

learn more… | top users | synonyms

0
votes
1answer
93 views

Android devices are unable to connect to Rogue Acces point created using Airbase-ng

I have created a rogue access point using airbase-ng, but I can't connect to it using my android phones (note II, S4), when I tap on the access point all I get is: Obtaining IP address...', than ...
8
votes
3answers
38k views

Four-way Handshake in WPA-Personal (WPA-PSK)

Can someone explain to me in what consists the Four-way Handshake in WPA-Personal (WPA with Pre-Shared Key), which informations are being sent between AP and client, how is it possible to find the AP ...
4
votes
3answers
129 views

it is possible to make some wifi router out of service without have the connection password?

Lets say i want to make some WiFi router out of service. I can connect to the router and close the WiFi connection or change the password. But in this case i need to have full access to the router. ...
4
votes
1answer
3k 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? ...
2
votes
2answers
57 views

Are there any benefits to using a semi-trusted network if a VPN is being used?

Let's say that I'm at Larry's Coffee Shop and they advertise that they have open WiFi. I open my laptop and find 2 open networks available, both called "Larry's Coffee". One of these is the authentic ...
0
votes
1answer
80 views

how to catch a packets from wifi that I am connected to ( or not connected to )? [closed]

I have wifi connection, and I want to use something like wireshark to catch all the packages that my wifi router is listening to. How can I do it? If i want to catch packets from the router that I ...
3
votes
0answers
63 views

Broadcasting 10k SSIDs

How hard would it be, and or is it possible, to configure a router or PC to broadcast ten thousand SSIDs. If it is possible what repercussions would it have? Would this be a form of DOSing or is there ...
0
votes
1answer
33 views

Is there a way when using WIFI to know the specific users computer ids?

When you use WIFI is there a way to know the other users computer ids and MAC addresses? What other WIFI users can know about you when you share same WIFI?
23
votes
2answers
10k views

How does WiFi password cracking work?

Let's say I have a wireless network that is password protected. What procedures can an intruder take to gain access to my wireless network, or at least be able to decipher the packets I am sending ...
24
votes
7answers
10k views

Can a WiFi access point operator tell that I'm streaming video to my phone?

I work at an office typing numbers into a computer. It gets quite boring sometimes, so I go on Netflix while using their WiFi on my phone. Can they tell what apps I'm using, based on network traffic? ...
6
votes
7answers
2k views

What security risks exist in cell phone apps' data transfer?

Smartphones apps transfer various types of data over the provider's data network (or wifi, if enabled). What security risks are there in this transfer, and how can the risks be mitigated? I'm not ...
11
votes
3answers
1k views

Why is my phone connection secure without a password when WiFi is not even with a password?

When I talk on the phone or send text messages, I never need to type a userid and password. But when I use WiFi I need to use a password. How is the phone connection secured without a password, and ...
1
vote
1answer
62 views

Can username/passwords be intercepted on an App using public wifi?

I use the ADVFN finance app for stock prices every morning on the public wifi on my train to work. This requires me to login with my username and password on the app(which are saved). Do apps provide ...
0
votes
4answers
214 views

How can I remove an unknown device from my wifi network?

I have an OnHub (from Google), and there is a device I don't know on my wifi network. Is there some way for me to kick it, or DDoS it, whether through some command line command on windows or ubuntu, ...
0
votes
1answer
39 views

How to speed-up data collecting of WEP AP for aircrack?

I'm using aireplay to collect some data from AP alongside with aircrack. Unfortunetlly, the proccess seems quite slow to me as I've reached 2000 in more than 20mins so far. What most affects the speed ...
1
vote
1answer
97 views

How to optimize cracking speed with Reaver

When testing network security with Reaver in order to find out WPS, what parameters do you usually use with respect to cracking speed? I've chosen for TP-LINK Archer C20i AC750 Dual Band a delay of ...
43
votes
9answers
7k views

Can an open Wi-Fi hotspot be considered “secure” when using a VPN connection?

There are many open Wi-Fi hotspots scattered around from cafes to airports. I understand that a non-passworded Wi-Fi leaves traffic unencrypted and therefore available for hackers to read. I also ...
6
votes
3answers
233 views

Protection of eduroam credentials

Recently my educational institution officially switched over from the their own wireless network to eduroam. If I understand correctly from the FAQ, credential authentication is performed on the ...
2
votes
2answers
3k views

WPA/WPA2 networks cracks methods

There are some software that states that can crack WPA networks, however that is not an easy task as the initialization code for WPA2 uses a four-way handshake to properly initialize all of the ...
2
votes
1answer
52 views

How to prevent IoT devices from phoning home via the neighbor's wifi?

I'm wondering what, if anything, can be done to thwart the sort of attack described below. First, you can assume the following: (1) There are several devices in your home which you have deliberately ...
2
votes
1answer
43 views

Is a “standalone WPS server” possible?

Wi-Fi Protected Setup (WPS) is a network security standard to create a secure wireless home network. It aims at simplifying the enrollment of WiFi devices in a WiFi network (via a PIN, a ...
4
votes
3answers
16k views

Is it possible to create a custom login page for your own Wi-Fi hotspot?

How do I create my own open Wi-Fi hotspot/access point with a custom login page similar to those found in commercial hot-spots? The page would be accessible using Windows or iOS, and users would have ...
-2
votes
1answer
68 views

Sniffing or DOS attacks or MIM Attack [closed]

i'm preparing my bachelor's degree, i have to chose an attack, sniffing, dos, or MIM attack, I'm a bit lost, in my project i have to find a solution, how to detect one of this attacks, If you guys may ...
15
votes
8answers
64k views

Can an employer see what I'm doing on my iPhone whilst logged onto wifi

I log on to my works wifi throughout the the day whilst at work, I use apps like whatsapp and iMessages to communicate when I need to, can my employer see the content of those messages (actually read ...
0
votes
0answers
86 views

Changing the SSID of the fake AP created by linset

As per the title I described above, I know that linset basically created a fake AP for the victim to connect then steal their Wi-Fi password or any other credentials. What I want to know is how do we ...
0
votes
2answers
1k views

WPA cracking with Crunch, JTR & Aircrack

Now I assume that everyone knows of aircrack-ng and John The Ripper with it's fantastic ability to pause and resume cracking. With that aside, I want to add Crunch into the mix, however I can't seem ...
6
votes
1answer
169 views

How does WifiKill work?

How is possible for Wifi Kill to block someone from using Wi-Fi, even if you don't have access to the router settings and you even don't use MITM (I think)?
0
votes
1answer
90 views

safe money transfer on open wifi VS vpn not allowed

sometimes I need to do money transfer on my windows tablet when I'm connected to an open wifi, but I noticed that some of them don't allow VPN services. This scares me, since I'm worried about ...
3
votes
1answer
77 views

Does HSTS make using a public WiFi safe?

What attacks, if any, are possible if I connect to a public WiFi network and only use my computer to access a previously-visited site that uses HSTS. I believe that attacks such as SSLstrip are not ...
4
votes
6answers
294 views

How to choose a good (and easy to use) WiFi password?

Over the last few months I have had to enter WiFi passwords into smart phones, TVs, printers, etc. None of these have real keyboard and they make it hard to enter long passwords or passwords that ...
1
vote
1answer
48 views

How do I associate an SSID to a device?

In other words I am referring to the wlan.fc.type_subtype==0x04 filter in Wireshark while using a WiFi adapter in monitor mode. How can I associate an SSID to an Android device (for example) if that ...
-2
votes
1answer
34 views

Router connected to my ethernet [duplicate]

I'm guessing that someone is bringing his router to provide wifi to his coworkers, by connecting it to a certain point on one of the 8 floors of my building, how can I know where is connected?
3
votes
1answer
92 views

Xfinity Wifi Risk

I recently discovered and would like to use Xfinity Wifi around town. However, it seems like a remarkably dangerous thing to do, even if you do confirm an access point's location via their ...
3
votes
1answer
146 views

How wifi sense actually connects to any network?

I read that using Wi-Fi sense, we can share our Wi-Fi networks with others and it stores pre-shared keys on Microsoft servers. Please help me understand the below scenario: I am sharing my network ...
3
votes
3answers
493 views

Sniffing the sniffer

A sniffs B while B is sniffing C. What's the traffic in A? Does A catches both B and C traffic or only B's?
17
votes
3answers
6k views

Can an attacker sniff Mac addresses on a wifi?

If an attacker turns on wifi but doesn't have the security key to connect to an access point in range, can he still sniff packets that travel between the access point and clients connected to the ...
7
votes
5answers
3k views

What are potential security risks when using an insecure wireless connection?

If someone is using an insecure wireless connection (for example a hot spot in a coffee shop) does it pose a threat even if the person is using a secure application layer protocol? What I mean by ...
0
votes
2answers
116 views

Is the typical hotel wifi authentication insecure? [duplicate]

I saw many hotels use unencrypted wifi and then expect you to type in a wifi password over HTTPS. All HTTPS website requests are captured, and you get an "untrusted certificate" warning and HTTP ...
13
votes
3answers
239 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 ...
1
vote
1answer
64 views

How can systems recognize different wifi AP with the same SSID and MAC address

I'm testing, for studying purpose, an evil twin attack. In my scenario I have both the rogue AP made by my laptop and the real AP with the same SSID and MAC address, but with different security ...
1
vote
1answer
74 views

Opensource firmware for WiFi router

I have two routers from D-link which are DIR615 and 2750U. Both of the firmware are upgraded to latest versions. They don't have bandwidth control. Found there are lots of opensource firmware ...
-2
votes
1answer
58 views

Is my iPhone 6S Plus compromised? [closed]

Is it usual practice on an iPhone 6S Plus for the wifi and Bluetooth addresses to be identical except for the very last number? One ends in .44 and the other .45. I've also had a lot of weird things ...
3
votes
1answer
59 views

Detect a Virtual Machine on my Wifi?

Is there a way to detect whether a machine connected to my wifi is a physical machine or a virtual machine?
0
votes
1answer
109 views

How to secure wireless (Wi-Fi) home network [closed]

What are the countermeasures to make home wireless network secure, which will both prevent others from stealing internet and will also prevent hackers from taking control of computers through your own ...
1
vote
0answers
31 views

3G/4G device that's less likely to be backdoored [closed]

I can't use wifi at the moment so my only option is some sort of cellular connection (either through USB modem or mifi hotspot). I have been looking at devices but most seem to be Chinese companies ...
4
votes
1answer
100 views

Is it good idea to use a access point MAC address as wifi password?

I realized that one network I'm connecting with is using a MAC address of one of its interfaces. If an attacker would know that fact, could he somehow obtain the MAC address wirelessly and break ...
0
votes
3answers
95 views

Can WiFi detect you even if you aren't connected

I've read that the way WiFi works is that your computer sends out requests looking for any WiFi it recognizes. I use a MAC spoofer but if there is a WiFi in range before I have time to spoof my MAC ...
1
vote
1answer
112 views

Using dnscrypt on a public hotspot with a captive portal

What strategy shall I take if I wanted to use a dnscrypt with a public hotspot that requires login through a captive portal? Such hotspots require DNS settings to point to their servers (via DHCP) so ...
2
votes
1answer
75 views

How do I create a secure public wireless network? [closed]

How do I design a secure public wireless network. I want to offer guest network. But how do I make it secure without making my customer get authenticated with password or username. I have read about ...
25
votes
9answers
4k views

What are the security implications if someone got my home WiFi network password?

I gave my WiFi password to a guest. I'm wondering how can he exploit this opportunity? Like, can he access my other devices localhost servers? Can he brute force to get the password of the router to ...