Security for 802.11 wireless networks.

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8
votes
3answers
3k views

Security measures for a WiFi access point?

I am planning to purchase a program that comes with an App that allows you to control the program via phone. The developer told me that the connection will be done via an extra WIFI box connecting to ...
6
votes
4answers
725 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 ...
1
vote
2answers
945 views

What is the best way to protect a captive portal againt MAC spoofing

What is the best way to protect a captive portal againt MAC spoofing? The MAC Address appears one of the only ways to distinguish wireless clients from one another, anything one authenticated client ...
3
votes
2answers
468 views

Why does layer 2 IDS seem underdeveloped compared to layer 3 IDS, for wireless network?

I understand that there are many applications such as Snort that do the job for network layer 3 IDS. From what I have researched, layer 2 wireless IDS seems like a field that is very slow in ...
7
votes
6answers
791 views

Are smartphones at least as safe as “regular” computers for personal data?

Like a lot of people, I pretty much run my life on the Web these days. I use online bill pay, I shop at Internet retailers, I keep in touch with friends electronically, &c. I'm pretty comfortable ...
4
votes
1answer
119 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 ...
0
votes
2answers
7k views

Can wifi administrator see data transfer over android phone. precisely gmail app communication

sometimes I connect to wifi outside my home in office , restaurants and friends house. I want to know if wifi administrator can see the exact data my android phone communicates? I am only concerned ...
24
votes
6answers
80k views

If someone hacks my wi-fi connnection, what can they see and how?

I have two questions on wifi security: If someone knows my wifi password (be it WEP or WPA) what can they see on my screen? Do they just see URLs I visit, or can they see everything in my ...
-3
votes
1answer
558 views

How to use phone's Wifi tethering to demonstrate security vulnerabilities on phones [closed]

I am teaching a course to highschool students about computers, and I wanted to do something different for tomorrow class. I was thinking to teach them about wifi security vulnerabilities through a ...
26
votes
1answer
131k 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 ...
1
vote
2answers
144 views

Wifi box produces three SSIDs?

While using a friend's wifi, he said I should use his SSID, let's call it XYZ's Wifi. When I started my Macbook Pro, three SSIDs came up. Two were called XYZ's Wifi and the third was called XYZ's ...
-2
votes
5answers
3k views

How can I configure my router to prevent connections bypassing it?

I am trying to configure my router to control access for several of my devices at home. I am currently using a linksys router. Our home consists of three devices (a desktop, a laptop, and a ...
3
votes
5answers
5k views

How to Investigate Wi-Fi Intrusion and where to look for evidence?

I'm trying to figure out how to configure a network so that I can tell what an intruder did (in the past) while on the network after they are detected. eg. If someone with a wi-fi enabled laptop ...
-2
votes
2answers
5k views

What are the methods to crack WPA and WPA2? [closed]

Is there any method other than brute force and dictionary attacks to break WPA and WPA2?
0
votes
3answers
1k views

Is it possible to change the wifi password with a script?

I was wondering if it is possible to change the password for a wifi with a script instead of having to log-in to the routers firmware?
1
vote
1answer
3k views

Wifi login redirect applications

This may sound a bit naive questions as i am a beginner. But I do my best to put it into words. You may have experience when sometimes you want to use the internet in a cafe for example (with your ...
3
votes
2answers
913 views

Best way to secure Wi-Fi Direct connection

I have setup WiFi Direct connection between two Android devices by using Wi-Fi Protected Setup (WPS) "push button" for authentication.I also want to secure the connection itself by securing the data ...
3
votes
2answers
1k views

OS Fingerprinting for Android

Are traditional OS-fingerprinting techniques effective in identifying Android smartphones (OS version) on a network. From my research I found most Android network mappers can be only run from Android ...
1
vote
2answers
830 views

How do I holistically protect a web service from network and MITM attacks?

I have several financial web services that are accessed over HTTPS, however the client devices may be accessing the web services over untrusted WiFi, through questionable proxies, and possibly ToR ...
2
votes
3answers
4k views

Cracking a wpa2-psk wifi

I'm cracking a wpa2-psk wifi with aircrack-ng. After popullating the *cap file I'll apply brute-force with john. The question is: What time is it recommend to run airodump-ng before killing it's ...
5
votes
1answer
3k views

What makes PINless Wi-Fi Direct using WPS on Android secure?

I've read from Wikipedia that Wi-Fi direct uses WPS (Wifi Protected Setup), and I know that in Android (at least what I have which is 4.0.1 on Galaxy S3) uses the WPS method of the "push button" to ...
2
votes
4answers
503 views

Which Wifi encryption method is secure?

you may wonder apple just removed ethernet port from new macbooks which means we have to use wifi! i made a wifi hotspot with my windows laptop to use for my macbook (my modem don't have wifi because ...
1
vote
1answer
13k views

Does Kismac 0.3.3 (0.3.3) work on Mac OSX 10.8.2 [closed]

Does Kismac 0.3.3 (0.3.3) built on February 7th work on Mac OSX 10.8.2 It doesn't seem to scan for me. Both are the latest versions as of today.
3
votes
0answers
565 views

What is the most common default security setting on most consumer and small business Wi-Fi routers? [closed]

I am writing a paper right now which involves Wi-Fi security (I'll spare you the details). A major argument in this area depends on the assertion that Wi-Fi routers come defaulted as open networks (ie ...
3
votes
2answers
7k views

How to detect/list rogue computers connected to a WIFI network without access to the Wifi Router interface?

This is what I believe to be an interesting challenge :) A relative (that lives a bit too far to go there in person) is complaining that their WIFI/Internet network performance has gone down ...
3
votes
1answer
757 views

Does a TMSI change often enough to prevent tracking?

A company called Path Intelligence has a product called Footpath which uses the TMSI, WiFi MAC address, and bluetooth MAC address to track phones as they move through stores. However, I don't see ...
15
votes
6answers
2k views

Safe to make a VPN connection over coffee shop WIFI?

On my work laptop I regularly create a VPN connection that I use to remote desktop to our web server. Is this safe to do on a coffee shop where random people are connected to the same wifi network?
4
votes
3answers
151 views

Getting automatically logged in to others session via WIFI

Recently i got a very strange behavior on our WIFI network: We share a WIFI network with a simple router. One of us pays the bills and he's the one, who got the management account from our ISP. So if ...
19
votes
2answers
8k views

Strength of WEP, WPA and WPA 2 PSK

I know there are three method for wifi security. What are the relative strengths of the password encryption in WEP, WPA and WPA2 PSK?
23
votes
15answers
7k views

How to block or detect user setting up their own personal wifi AP in our LAN?

Recently, I found a user plug a USB Wifi stick on his desktop, and set up an AP without password. How can we detect or block this via firewall rules or other approach?
7
votes
6answers
1k views

Can my WIFI Home router be brought down to cause me to connect to a fake AP?

I am wondering if this scenario may happen - described from the users point of view: Being connected to my home router, the connection suddenly breaks. So I go to the wireless network adapters drop ...
6
votes
2answers
550 views

What risks does WPA carry?

A family member of mine would like to be able to play old PSP games online. Unfortunately the device does not support WPA2, and my network is strictly WPA2 AES secured. What are the risks involved in ...
3
votes
2answers
371 views

Wi-fi security using WPA or WEP

In current years we have used WPA and WPA 2 for the encryption of data sent over an 802.11 network. But in the past WEP is used . From time to time, many people say that WEP (Wired Equivalent Privacy) ...
9
votes
1answer
427 views

Can WiFi absorbing wallpaper absorb enough signal to provide a legitimate security benefit?

This French website reports that a wifi-absorbing wallpaper provides a security benefit. Is there any legitimate support for this, assuming that most rooms have windows, and signal can escape from ...
2
votes
3answers
506 views

What are the risks of a rogue Access Point? What lessons can be learned from the Wifi Pineapple?

I'd like to educate colleagues and peers on rogue access points using the tool "Wifi Pineapple". What are some specific security-related lessons I could demonstrate? If applicable, what are the ...
0
votes
2answers
720 views

Is a VPN the only way to protect against rogue Wifi access points MITM attacks?

Given that it's very easy set up a rogue access point and MITM that connection, is a VPN to a trusted host the only real way to secure my browsing and other TCP/UDP actions? This question relates to ...
2
votes
1answer
770 views

Airbase-ng & Metasploit the perfect pair

So if I am running an airbase-ng soft AP, I have several clients connecting to me. I can run metasploit against them once they are connected manually, but that is oh too much effort. Is there anyway ...
3
votes
3answers
503 views

What are the security implications of phone based keyless entry systems?

I have just been reading about Lockitron which promises to provide phone based keyless entry for the home. As great an idea as this sounds it strikes me that it could come along with some very serious ...
3
votes
3answers
2k views

Effective wireless scanning to meet PCI DSS 11.1?

PCI-DSS section 11.2 requires the business to "Test for the presence of wireless access points and detect unauthorized wireless access points". However, this is more easily said than done. Simply ...
4
votes
3answers
257 views

Security in wireless ad hoc sensor network (without physical access)

I want to know without taking physical access, what are the methods that can steal the data in a node. When talking about eavesdropping, how can an attacker sniff the packets? Do they need to listen ...
5
votes
4answers
2k views

MDK3 warns about WPA2 downgrade - how do I find the key in Wireshark?

While stress testing my router using MDK3, I got the message "REALLY BIG WARNING!!! Seems like a client connected to your target AP leaks PLAINTEXT data while authenticating!!" I viewed the tool ...
14
votes
7answers
11k views

Preventing deauthentication attacks

I am helpless against some kiddy with backtrack who repeatedly uses aireplay-ng to deauthenticate legitimate users on my Wifi work network. I captured and analyzed the network traffic on my Wifi work ...
2
votes
1answer
1k views

How to view which mac addresses are connected to some AP?

I set up an open AP. I know I can view mac addresses of connected users via AP's console (local console). this is not what I need. I use tool like Netstumbler or inSSIDer on my Win 7 machine to see ...
2
votes
1answer
1k views

Should we block all plaintext authentication and require authentication over an encrypted channel?

Should we configure our servers to require the authentication happen over an encrypted channel and block all methods of unencrypted, plaintext authentication over? I recently configured my servers to ...
5
votes
4answers
939 views

How can one defend against DoS attacks at the physical layer?

Of course, there's always the odd issue of old microwaves and wireless telephone handsets interfering with Wi-Fi performance. And, in many areas, there's a fair chance that you're going to have to ...
2
votes
1answer
1k views

What kind of wifi network does not have any protection and yet it's not an open network?

When I browse thru the list of wifi networks in my neighbour, I see a couple of unprotected networks (with no wpa/wpa2 or wep protection). When I try to connect, I cannot. These networks belong to ...
5
votes
3answers
824 views

What does WEP access point show during aircrack-ng attack?

I bought an old, used WRT-54G () which strangely enough, was running DD-WRT v24-sp2. Weird what turns up at yard sales. I want to try the "aircrack-ng" WEP cracking procedure on it. The criteria ...
6
votes
1answer
9k views

Is my router vulnerable if WPS is enabled but WPS pin code is disabled?

I was reading about Reaver and wi-fi protected setups (WPS). In my Netgear router I have the option to disable the WPS pin code, but still have the WPS push button enabled. Am I secured with such ...
2
votes
2answers
921 views

Encrypt WiFi connection per connected user

One of the questions that comes on quite often is about WiFi encryption. Now imagine that you have multiple users connecting to one AP. With a simple WPA2 protection setup they can still sniff each ...
1
vote
0answers
100 views

Turn Binary Data into Airborne Packets? [closed]

Are there any software libraries and/or wireless drivers that make it possible to turn a sequence of binary data into a wireless packet in the air? For example, if someone used Airpcap/Wireshark to ...