Wireless security topics including 802.11, Bluetooth, and others.

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40
votes
6answers
179k views

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

If someone knows my wifi password (be it WEP or WPA) what can they see? Do they just see URLs I visit, or can they see everything in my browser, or even everything I do on my computer? Does using ...
100
votes
8answers
20k views

What would one need to do in order to hijack a satellite?

I realise this borders on sci-fi, but there's been some interesting demonstrations regarding security of various satellites. What would be required to hack a satellite (in general terms, any hack ...
25
votes
2answers
14k views

What is the difference between Promiscuous and Monitor Mode in Wireless Networks?

In Wireless Networks, you can put your wireless card in Promiscuous or in Monitor Mode. What is the difference between these two modes ?
12
votes
3answers
3k views

Why does Evil twin works?

https://en.wikipedia.org/wiki/Evil_twin_%28wireless_networks%29 My question: it's OK that someone can make an AP with the same MAC and SSID as the original AP. And with stronger signal. But what I ...
20
votes
2answers
5k views

Wireless keyboard sniffing risk

I've just acquired a wireless keyboard/mouse combo (Microsoft Wireless Desktop 3000). Only after having plugged it in did it get me thinking. How susceptible are those kind of setups to sniffing? Are ...
6
votes
1answer
4k 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 ...
0
votes
2answers
2k views

WiFi Hotspot's Evil Twin

So an Evil Twin Wifi hotspot is a hotspot with the same SSID and/or same MAC that when the victim auto-connect to this hotspot, all traffic go through this evil twin and thus the information ...
13
votes
2answers
14k views

Is it possible to use the aircrack-ng tool to crack a WPA2 Enterprise network?

is this tool (aircrack-ng) capable of cracking into a WPA/WPA2 Enterprise network? This tool has major success cracking the passwords of WEP/WPA networks. If it can, how, but if not, is there another ...
4
votes
4answers
365 views

Bank login in foreign country

I have friends andfamily that travel/live in foreign countries and compromised unsecure wireless networks and credit card scanners have always been a problem. I was recently asked a question about ...
2
votes
1answer
260 views

Can't decrypt captured HTTP connection from WPA Network

Hi I am attempting to sniff HTTP packet traffic using Wireshark on Kali Linux. I have added my wpa-pwd correctly to the IEEE 802.11 protocol and enabled "decryption". Currently I can only view the ...
0
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?
74
votes
16answers
17k views

Trying to keep high school students out of the Wi-Fi network

I'm a teacher and IT person at a small K-12 school. The students are not supposed to have phones, laptops or access to the network. However, students being students they will try to find a way around ...
39
votes
7answers
7k views

How would you detect an Evil Twin attack, especially in a new environment?

Let's say you are traveling, and you pause in the airport lounge, or your hotel lobby, or a nearby coffee shop. You haul out your laptop and scan the available wireless networks. You know the name of ...
18
votes
2answers
1k views

Security threats of wireless charging?

It is well known that plugging your mobile device for charging in public/uncontrolled places through Micro-USB can be a security hazard. USB protocol supports much more than just transferring power, ...
5
votes
6answers
2k views

Can one steal data using electric wire?

If I would like to keep my work secret in my computer and I don't use Internet, is it possible for a cracker to steal my data via electric wires or a wireless connection?
2
votes
3answers
2k views

promiscuous vs monitor mode in 802.11

I've been reading up on promiscuous mode and monitor mode as they relate to 802.11 networks. I understand the difference, which is explained here: What is the difference between Promiscuous and ...
13
votes
3answers
22k views

How is 4G LTE encrypted?

After a few quick searches for 3G security I was able to learn that this standard uses the KASUMI block cipher, of which several weaknesses have been identified (although apparently none of practical ...
6
votes
1answer
9k views

How does Dumpper program get default WPS without bruteforcing them?

Today I tried a program called Dumpper and the program showed me default WPS of all of my neighbor access points without bruteforcing them, see screenshot below: I had to cover BSSID and ESSID of ...
5
votes
1answer
2k views

Hotspot with same SSID, how does authorization work?

My university has a wireless network I log into with my username and password. It's using PEAP. My phone and laptop automatically connect to this SSID when they detect the network. If someone sets up ...
4
votes
3answers
362 views

How do open (no password) wireless networks deal with abuse?

Many places today such as restaurants, malls, and other public places have free and open WiFi that does not need a password or login information to access. That means that anyone, even people outside ...
3
votes
2answers
134 views

Wireless card simultaneously in monitor mode and managed mode

I am looking to create a small first project to further my self education into infosec. I will be putting this on my Github. My idea is to create a script that automates the process of deauthing all ...
2
votes
4answers
4k views

Can anyone tell if a wireless router is plugged into an Ethernet port (without actually seeing it)

In a large network if there is an Ethernet port in the wall, is it possible to tell if a switch or wireless adapter is plugged into it? (I'm talking about the cheap home routers - with the built in ...
2
votes
2answers
66k views

Router admin password was changed, how did this happen and how to prevent [closed]

Internet was extremely spotty for about a week. I was on/off cycling the cable model and router almost daily, before I tried to sign into my router (198.162.1.1). When I did I was presented with a ...