Security for 802.11 wireless networks.

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3
votes
1answer
22k views

How long to brute-force WPA password?

Bob has a password (for his WPA encrypted wifi) which is 8 characters, all lowercase, and not a dictionary word. Eve lives next door to Bob and wants to illegally hack his WPA. The number of ...
8
votes
3answers
4k 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
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+ ...
5
votes
2answers
2k views

How is user authentication sent in a public wifi? Radius/802.1x/EAP etc

I visit the airport, I pull out my laptop and connect to a network (no password needed). I open up my browser and i am presented with a screen saying I need to pay to use the network. If I pay, I ...
4
votes
1answer
1k 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
2answers
5k views

WiFi security from another authorized user (roommate)

I believe we use WPA or WPA2 encryption. To what extent can another user monitor my traffic? Monitor my desktop activity? View documents I've saved on my computer? Tell what sites i visit? Tell ...
2
votes
3answers
1k views

How to detect the “Hello packets” sent by a wifi enabled smartphone

Actually I have a case where I should able to detect the mobile phones and get some data about the device available in my network range without connecting to the network. I have seen somewhere that a ...
2
votes
3answers
547 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 ...
1
vote
2answers
148 views

How secure is wifi traffic from shared users?

If two persons use the same router, which has an embedded WiFi access point, for accessing the Internet, is it possible that one can see HTTP traffic HTTPS traffic TOR traffic of the other in the ...
1
vote
1answer
220 views

Secure connection between two clients inside a wifi without internet connection

I'm currently trying to understand secure connections inside a WiFi network without an Internet connection. I would like to use some sort of SSL tunneling inside a WiFi network between two clients. ...
1
vote
1answer
9k views

How much can someone see from my iPhone by connecting to my wifi

How much can someone see from my iPhone by connecting to my wifi and can they copy my messages files documents etc
1
vote
2answers
29k 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 ...
0
votes
2answers
104 views

How are Wi-Fi access points verified?

Most Wi-Fi security is focussed on blocking authorised access to the network providing a wireless access point; but considering the smorgasbord of background app-to-cloud communication on a mobile ...
0
votes
2answers
311 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 ...
0
votes
1answer
154 views

Security risk among shared wifi users [duplicate]

I understand that the shared users on a wifi can see each other's HTTP traffic using proper tools. Is it possible for shared users to read HTTPS traffic or encrypted traffic like TOR ?
0
votes
1answer
446 views

WPA/PSK Dictionaries

So i have been reading some articles on WPA/PSK encryption, And one said that the hash is calculated like this: Key = PBKDF2(passphrase, ssid, 4096, 256) Where PBKDF2 is a standardized method ...
-1
votes
1answer
485 views

Unknown device accessing my WiFi hotspot? [closed]

My personal hotspot is accessed from an unknown site when I am in my home. Everyone in my home owns apple products but samsung android appears in network in system profiler. Active services ...