Security for 802.11 wireless networks.

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33
votes
1answer
161k views

Why can you bypass restricted WiFis by adding “?.jpg” to the URL?

I recently read an article on Hacking a commercial airport WLAN. It's basically about circumventing paid airport WiFi redirections (they redirect you to a certain URL when you type something in the ...
2
votes
1answer
197 views

Klein and PTW wep attack

I'm working on an implementation of Klein's wep attack. For that, I've set up a router with wep encryption and collected 50,000 unique IVs from it. I tried only calculating K[0], meaning - the first ...
1
vote
1answer
64 views

How are Captive Wifi Portals secured?

I'm looking for a captive portal solution that prevents other users from stealing the session key from other active users. (or prevents the cloning the authenticated user's MAC) Is there a reliable ...
5
votes
2answers
187 views

Why doesn't the 802.11 standard implement TLS for wireless handshakes between clients and routers?

Why aren't wireless handshakes sent using TLS? It seems like it would be relatively simple to implement, perhaps having the vendor insert the private key into the routers. That way WPA/WPA2/WEP ...
7
votes
4answers
876 views

Has my network/computer been breached?

I'm not sure if this is the right site to ask, so I apologise if it isn't, but here goes. A while ago I started noticing some odd behaviour. My Gmail account was compromised, it seemed, and I had to ...
2
votes
2answers
21k views

Access router if you don't know password

At home I have a wireless cisco router. Unfortunately I wasn't smart to change its ip or passwords. So anyone who is connected to it can access 192.168.0.1 and log in as admin using password admin and ...
0
votes
3answers
97 views

Does Wifi encryption create a private tunnel between the adapter and the accesspoint?

When non HTTP/S data is sent over Wifi, can that data be seen by other machines that happen to also be connected to that same access point? Does the privacy of the HTTP data depend on the encryption ...
-4
votes
1answer
47 views

How to share internet over wifi without commands? [closed]

How can i share internet over WiFi. I am bad at using commands is there any easy way?
4
votes
3answers
3k views

How can I check wifi activity?

I have a LAN network with three computers connecting to the Internet both through wired and encrypted wifi connections. Is there a way I can check who is connecting to the Internet via the wifi ...
0
votes
1answer
147 views

At Starbucks, is my MAC address sent when I accept the terms of service for free Wifi? [closed]

Recently, I overheard by chance some technically savvy guys saying that when you accept the terms of service in order to use the "free" WiFi at Starbucks (which you pay for when you buy some coffee), ...
-2
votes
1answer
1k views

Is it possible to encrypt WiFi connection?

Is it possible to encrypt (encrypt traffic) WiFi connection from my laptop to my router? If anyone of you did it? How I can do this?
7
votes
2answers
1k views

Would an unnecessarily long password degrade performance of a WPA2 wireless network?

My friend wants to keep his home network super-secure, due to some trouble that he's had with unwelcome Wi-Fi intruders. So, naturally, he devised an ultra-long WPA2 passphrase (on the order of 100+ ...
0
votes
1answer
79 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 ...
0
votes
1answer
259 views

Why can't all wireless cards perform packet injection?

If a wireless card can send packets, why can't it inject packets? All have to do to inject a packet is create a raw socket, construct a packet with the spoofed headers and then send the packet ...
3
votes
2answers
204 views

How to secure a network (FTP connections) from sniffers

I'm actually working in a medium sized company with security concerns. Let me explain you my problem : The context: My office has one single internet line. This line is accessed by anyone in the ...
0
votes
0answers
28 views

Man in the middle attack, bridging wlan interface to virtual wired interface at0

I'm trying to execute a Man in the Middle attack on my mobile phone, I have two wireless cards, one inbuilt in the laptop, running AR9285 atheros drivers, the 2nd is an Alfa AWUS036NHA card with an ...
0
votes
0answers
77 views

Is a VPN enough to hide my trafic from my schools IT department? [duplicate]

At my school we log on WiFi with a personal login. If I wanted to hide the traffic from my computer from the network administrators would it be enough for me to use a VPN service like for example ...
0
votes
1answer
557 views

My WIFI (with my own password) is connected to our office network. Is it secure? More details

Is there a possibility that they can see my browsing history, media transfers, Skype sessions and even FaceTime? Please tell me.
1
vote
1answer
118 views

How to configure Kismet to redetect same BSSIDs in a loop?

So I am working on a tool to detect any wifi device using Kismet. When I use Kismet, it works fine, but my problem is, it detects a device once, and until the MAC changes, it wont detect it again. ...
0
votes
1answer
194 views

how to make a web based system that connects only the authorized user in the wi-fi access [closed]

this is for our thesis project. we proposed to study the Wi-Fi security in most related to the users.
4
votes
1answer
136 views

Tracing Wireless Card

Let's say that hypothetically someone had broken into a WiFi connection. We can't find any evidence of whom it is via sniffing the traffic or anything of the sort. Is there any way to triangulate ...
2
votes
2answers
220 views

I've shared my WiFi with my neighbour. How can I ensure they're not downloading illegal content?

I want to ensure they're not downloading any illegal content (torrent websites in particular). If they're using a VPN or Tor, then I guess there's not much I can do, but if they're just connecting ...
0
votes
0answers
27 views

WLAN topology: does it work like a bus? [migrated]

Does wifi work as a star network with a switch or does it work like a bus ? To be more precise, if I am in promiscuous mode, do I only see my traffic and broadcasted messages or do I get every packet ...
2
votes
2answers
76 views

If I set up a home web server, will computers that use my wi-fi be vulnerable?

I'm interested in setting up a web server on an old laptop L1. My plan is to connect that laptop to an Ethernet port on my router. I also have another laptop L2 accessing the router via wi-fi. L2 ...
0
votes
0answers
4 views

Is it possible that I have caused a DoS to my son's tablets [migrated]

I have three Internet connections at home, they are not connected to each other in any possible way, they are from three different ISPs FTTC #1 , the white modem and the black and white router ...
6
votes
6answers
23k views

Recommend Length for Wi-FI PSK?

I currently have a network set up with WPA2 and AES encryption, the password is 8 characters long but was randomly generated and contains no dictionary words. However I'm concerned about the ...
0
votes
0answers
12 views

Trying to use mdk3 with Alfa AWUS036NHA, wireshark detects frames but cannot detect network [migrated]

I'm testing out some various tools, trying to get them to work, but I cannot seem to get the MDK3 beacon flooding mode to work. I'm using an Alfa card AWUS036NHA, I believe it has the correct drivers ...
0
votes
0answers
11 views

Bitdefender Firewall blocking Wifi (trusted network), No DNS probe finished [migrated]

Bitdefender has blocked my wifi network multiple times, and when i load the internet google chrome says DNS probe not finished. The only way i can get on to the internet is to turn off the fire wall ...
0
votes
0answers
37 views

Is WPA practically less secure than WPA2 only if QoS is enabled?

I've been looking into attacks that are effective against WPA-TKIP but not WPA2-AES (both using PSK). I've found Vanhoef & Piessens's paper that builds off an attack by Beck & Tews and can be ...
1
vote
1answer
34 views

SRP in local, private wireless network

i am trying to secure the connection between a single-page webApp (angularJS, loaded from a secure source via SSL) to a local server (called BOX) inside the private, local wifi of the user. So the ...
3
votes
1answer
125 views

Securing my network: unmasking spoofed mac possible?

In Kali you can: airmon-ng start wlan0 ifconfig mon0 down macchanger -r mon0 (-r changes mac id to a random number) ifconfig mon0 up This attack for example: aireplay-ng -0 2 -a [ap mac #] -c ...
22
votes
2answers
8k views

How is wireless WiFi password cracked?

Let's say I have a wireless network that is password protected. What procedures can an intruder take in order to be able to gain access to my wireless network, or at least be able to decipher the ...
3
votes
3answers
236 views

Why do coffee shops not use WPA/WPA2? Would it solve many problems if they did?

So I'm looking into public WiFi security in places such as hotels, coffee shops etc. It seems the current standard is just to use open wi fi connections in many of these locations. I would assume this ...
1
vote
1answer
68 views

How does Wifi Blocking work? Can it be detected / prevented? [duplicate]

Marriott was accused of blocking personal Wifi access points by deauthenticat[ing] packets sent to targeted access points and thus to disrupt access to individual hotspots. Question How does ...
1
vote
2answers
131 views

can wpa2 wifi be hacked by capturing data on an evil twin?

If I copied the wifi essid and channel and did a de-authentication to the clients of the wifi that I want to hack and started a wifi of my own with the same essid, bssid and channel and I started ...
1
vote
1answer
75 views

What does the SSID have to do with a networks security concerning rainbow tables?

I have noticed in a few places people mention that if a popular SSID is used, it makes a network more vulnerable to rainbow table attacks. I saw this in one location and assumed they'd mistakenly used ...
-1
votes
1answer
4k views

How to get a Network's WIFI Password through CMD? [closed]

I found that Wifi's Password can be retrived using the network and sharing wizard in Windows, And Technicaly theres no way to store Passwords/collection of bytes in the memory after switching/shutting ...
2
votes
1answer
122 views

How can I find out if someone has been on my home wifi network?

I am aware of DCHP tables, and apps that can scan your network to see who is "currently" on your wifi network, but I am more interested in how to tell if someone has been on my wifi network at some ...
2
votes
3answers
3k views

Wifi penetration testing: Why aireplay-ng de-authentication does not work?

I am trying to pentest the security of the password of my wireless network. It is a WPA2 with pre-shared-keys. My current computer is connected to the wifi router and I try to de-auth my own machine. ...
5
votes
3answers
36k views

Can a hacker sniff others' network data over a wireless connection?

Provided that the hacker knows the WiFi password if any (WEP or WPA), is he capable of sniffing network data of other hosts connected to the same access point?
2
votes
2answers
52 views

Is it possible to detect the type of key required when connecting to a wireless network?

So I was wondering if I could determine if a wireless network is asking for a specific type of key such as WEP/WPA ect? Or if it just takes the one you give it and processes that?
12
votes
5answers
13k views

Why is WPA Enterprise more secure than WPA2?

In personal mode WPA2 is more secure than WPA. However, I have read that WPA Enterprise provides stronger security than WPA2 and I am unsure exactly how this is achieved.
62
votes
7answers
21k views

Is it possible the person sitting across from me at Starbucks was trying to hack my laptop?

I was using my laptop at a Starbucks on a table, and a person was using a laptop on the same table across from me, a couple seats to my side. He flicked some plastic thing across the table towards my ...
4
votes
2answers
899 views

Data on Malicious WiFi Network

Let's assume that I unwittingly connect to a malicious WiFi network and visit websites. By malicious, I mean the network has been set up for the purpose of stealing data. From what I've read, using ...
-1
votes
1answer
65 views

How to make a android phone anonymous off contract [closed]

How can I make my 2 year old phone not appear to be the same phone? I would like to make it into a WiFi browsing phone that cannot connect to the phone it used to be by it online footprint. Is ...
9
votes
3answers
1k 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 ...
1
vote
3answers
211 views

Does WPA2 Enterprise protect against evasdropping from within the network?

At home, I have a simple ISP supplied router where I have set up a WPA2-PSK wireless network for our laptops and other devices. While I played around with Wireshark, I noticed that I could use my ...
3
votes
2answers
404 views

Is Double NAT a secure way to create a public wifi network?

I'm trying to create an open, public WiFi network in my house for guests to use, as I am hosting a (somewhat) large party later tonight. However, none of my routers have any built-in guest networking ...
-1
votes
2answers
68 views

WPA and WPA2 Help [closed]

I'm trying to hack my own WPA and WPA2 network for learning purposes. I used A 10 characters length password with only numbers, I know if I had to create the word list file it will be Huge, So I ...
0
votes
1answer
106 views

Why is browsing while logged onto a VPN from public wifi more secure than not?

I've been trying to wrap my brain around VPNs for a while now, but can't find a good source that answers the questions I have. In particular, I can't understand why browsing from a public access ...