Security for 802.11 wireless networks.

learn more… | top users | synonyms

-4
votes
2answers
210 views

What kind of Wi-Fi security protocol does not use encryption?

I need to sniff HTTP packet over the WiFi network. What kind of WiFi security protocol does not use encryption? I mean if I capture the WiFi packets, no effort required to decrypt wireless packets and ...
20
votes
2answers
6k 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
2answers
474 views

What to do when GSM/Wifi is jammed and ethernet cables are cut?

So.. There are household alarm systems (to defend against burglars) which send SMS/e-mail alerts if an intruder has been detected or an alert is trigged. However, Mobile networks can be jammed, and ...
-4
votes
2answers
174 views

Is writing a document, not saving it, and printing it wirelessly 100% secure? [closed]

Say I want to write a top secret document (yeh, I'm a secret agent), and I use the method in the title...more specifically 1) Write a document on TextEdit on a Macbook Pro 2) Do not save it 3) ...
0
votes
1answer
466 views

Preferred access list (WPA2 rogue AP)

For the following scenario in which victim has a WIFI access point at home (AP-HOME) through which he surfs the net and a client (CLI1) connected to "AP-HOME" via WPA2. The victim also has "FREE-AP" ...
0
votes
1answer
362 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.
0
votes
2answers
180 views

A thought experiment about obfuscating the location of a smartphone when it is in use, is it possible? [closed]

I was thinking about how smartphones are very difficult to use in a way that does not transmit your location, with all the networks it has to connect to (and let's say a 'burner phone' is too ...
2
votes
3answers
13k 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 ...
2
votes
2answers
810 views

How to secure an open wifi access point

I have seen tremendous amounts of guides on how to protect yourself when using a public wireless internet connection, but nothing about how to protect your public access point from malicious users. A ...
1
vote
3answers
769 views

wpa2-psk + wireless isolation = secure connection?

from what I've read: If I am on a wireless network without encryption, any other computer connected to that same network could easily (with right tools & knowledge) intercept any traffic I ...
1
vote
1answer
125 views

Apple AirPort w/ open network + Time Capsule backups

We have an Apple AirPort running in our office. We are planning on opening a free Wi-Fi network for public use during a small event, but I started wondering about the safety of our Time Capsule ...
1
vote
1answer
2k views

stay anonymous in wireless network even if you are part of it

Even though router knows you are always there, what are some other things we can do rather than changing MAC address Ok the thing is there is wireless access point(router) and a user(owner of router) ...
-1
votes
3answers
247 views

2 routers, a desktop and an Android

Router 1 is setup with WPA and a 32-character PSK. A Linux desktop is connected to it via Ethernet. Router 2 has an 8-character PSK and is connected to Router 1 by Ethernet cable. Router 2 is used ...
1
vote
1answer
545 views

Disabling built-in Wi-Fi adapter and protecting Wi-Fi's MAC address on a laptop

I have an XP laptop with Wi-Fi issues - it connects / disconnects intermittently. Anyway, I bought a USB Wi-Fi that works well. My security question are: Is there a way to completely disable the ...
4
votes
1answer
673 views

Stealing WiFi Internet connection

I received a mail about illegally sharing copyright-protected material on the Internet; I never did it. I checked my router's configuration and noticed that the MAC address of one of the connected ...
6
votes
4answers
5k views

Does setting a WiFi AP to channel 14 avoid the most common detection methods used in Europe or the Americas?

The legally allowable band for WiFI in the US covers channels 1-11. Europe goes to 13, Japan to 14. I suspect that most tools use the WiFi driver of the machine and only scan for the channels it is ...
0
votes
2answers
304 views

Can hackers access wireless traffic between me and my ISP?

The computer and the router are located inches apart in my study. An Ethernet cable connects the router to the roof antenna. The antenna talks to the ISP, 5 km distant. I know from experience a ...
9
votes
4answers
2k views

How to use public WiFi safely?

The Dangers of Open Wi-Fi How does one go about sending valuable information (for example inputting email username and password) over a free password-less public WiFi network? The only option that I ...
7
votes
2answers
756 views

Any advantage to securing WiFi with a PSK, other than to keep out unauthorized

As I understand WiFi with a PSK, such as WPA(2)-PSK or WEP, anyone on the same network can decrypt anyone elses packets because everybody has the same key. In which case, if you are not going to ...
-3
votes
1answer
414 views

Retrieve Admin Password from router [closed]

There is a way to retrieve a router admin password without hard reset? I'm loggen on LAN and know username and local ip address... TKS
1
vote
3answers
494 views

Attaching hotspot to existing network - can it be secured?

I used to work for a company that did wireless hotspots, and this is the challenge that was given to me one day. I don't believe there is a secure solution to it, but it still bugs me for some ...
2
votes
1answer
3k views

How can I decrypt traffic on a WEP encrypted network?

Let's say that I am connected to a WEP Access Point and I want to sniff all wireless traffic inside that network. How can I decrypt the traffic even though I don't have the cryptographic key? I found ...
3
votes
2answers
6k 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 ...
1
vote
1answer
309 views

How do I secure my network with an open wifi?

I have a business with an open Wifi router for my customers, I was wondering if I put the wifi router on a different subnet would help protect my wired network?
2
votes
1answer
710 views

Possible to safely send money via Paypal on public wifi networks?

I will be away for 1 month and during that time period I will have Internet access only via public wifi networks. I tried finding on the net tutorial on how to safely access and handle paypal ...
22
votes
4answers
7k views

Are MAC Address Filtering and SSID Hiding still worthwhile?

On a recent certification exam, I was presented with a question about ways to secure an 802.11 wireless network. It was a multiple-answer question, but the only two available answers that related at ...
-3
votes
1answer
341 views

How to convert some packets in a readable format [closed]

I am looking for a tool for osx, that can convert this raw data in some readable format. Testing my wifi network, I began sniffing my packets, and ran tcpflow -i en1 -c I want to get the sniffed ...
4
votes
2answers
335 views

Can botnets be injected through open wifi to smartphones?

I have read this paper, which is answers part of the question. It answers, 'open wifi will help increase the spread speed and impact' but what I want to know is, can you 'plant' an open wifi access ...
2
votes
1answer
389 views

Reassemble sniffed packets [closed]

I am attempting to analyse my WiFi network with on Mac OS X, is there a tool to reassemble TCP stream from Wireshark capture. I would like to see the entire HTML pages that are passing through the ...
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 ...
4
votes
2answers
6k views

Estimated cost to make a brute-force WPA2 attack feasible

It's been shown that a brute-force attack on WPA2-Personal is possible in a reasonable amount of time. These successful attacks appear to be limited, however, to researchers who have the budget to ...
-2
votes
4answers
7k views

If a hacker is on the same Wifi Network as I am, what can he do? [duplicate]

Ok so when a hacker has the wifi network's password and gets on the network, he can do things like monitor traffic, catch passwords, even access PCs, etc. But what I'm interested of knowing is what ...
-3
votes
1answer
95 views

Ways to look for changes on a PC [closed]

The other day I got the password for our school's Wifi but even though that's the case, I still can't connect. So I visited the guys at my school's IT department and they said they need to borrow my ...
-2
votes
1answer
437 views

Standard algorithm for WEP key generator 64-bit [closed]

I have downloaded the following function from the internet. It's a WEP Key generator for 64-bit from a giving passphrase. and I m wondering if a such algorithm is a standard algorithm? or it's an ...
6
votes
3answers
3k views

How do WPA/WPA2 cracking programs know when the PMK/PTK is correct?

I'm doing some pen-testing on my home wlan with aircrack-ng and it got me wondering how programs like these(eg. aircrack-ng, cowPatty, pyrit etc) really work. Specially, when performing a ...
5
votes
2answers
1k views

How eavesdropping will be performed how can I prevent from eavesdropping

I believe that eavesdropping in a man in middle attack and the message is passing from the client to server the man sitting at ISP or network hackers can look at what message I am sending. Heard that ...
3
votes
2answers
2k views

how to monitor a Wifi (802.11) network?

How to capture a sequential stream of data between two machines, making no assumptions about network layer protocols? On wired network, one can do it by ARP spoofing and then sniff the network. One ...
2
votes
0answers
94 views

Is the GTK or MIC in the unencrypted portion of a WPA protected frame?

In order to decrypt traffic you must have all 4 portions of the WPA Handshake. In WPA protected data frames, is there an unencrypted portion of that frame that has some sort of identifiable value to ...
1
vote
1answer
968 views

How WEP/WPA authentication works in a WiFi environment?

I'm looking on a clear schema that would explain how a computer connect to an WiFi access point (WEP or WPA in any version (1,2)). The basic schema would be : Computer looks which AP are available ...
5
votes
2answers
1k views

Is it safe to log into my bank website over a public wifi?

Is it safe to log into my bank website over a public wifi (like a coffee shop)? I apologize if this is a really dumb question. I realize that the connection between the browser and bank servers ...
40
votes
7answers
11k views

Is there any security threat with open WiFi connection?

For a few days, my mobile device has been able to catch WiFi signals that are within its radius. It's not asking for a password to use the service. So, I'm using the WiFi service whenever I need to. ...
3
votes
4answers
325 views

Is it possible to configure any of wifi protocols so that the network is undetectable?

I am wondering if it possible to configure my DD-WRT router so that the wifi network I am using is undetectable - impossible to tell if there is any network broadcasting even if there are clients ...
4
votes
1answer
425 views

Measuring SNR to detect jammers in Wi-Fi networks

I'm trying to figure out a way to detect a Wi-Fi 2.4 GHz signal Jammer. I am not looking into locating the location of the jammer but rather detect the jamming signal. How do i do so using only ...
0
votes
2answers
387 views

WPS vulnerability scanning for handshakes to detect the attack

I was able to sniff the EAP packets from the attacker machine with a wireless card on p-mode, however i was not able to sniff this data off the user using the same card under windows. Wireshark, did ...
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 ...
1
vote
2answers
25k views

Wifi WPA cracking with reaver

Hello! This question for anyone who tried or succeeded to crack wifi wpa/wpa2 keys with backtrack linux and reaver. So, I wanted to test on my wifi router. I started everything as described here. But ...
1
vote
2answers
843 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
442 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
732 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 ...
3
votes
2answers
951 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 ...