Tagged Questions

3
votes
4answers
238 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 ...
1
vote
3answers
623 views

How wep wireless security works?

I want to know more about how WEP (Wired Equivalent Privacy) protocol for wireless securiy. From this wikipedia article I have got a basic Idea. But I still don't get what the initialize vector is? Is ...
5
votes
2answers
3k views

Is it possible to speed up WPA/WPA2-PSK cracking using a rogue AP?

We know that WPA/WPA2-PSK uses a PTK (Pairwise Transient Key) for each client to encrypt the communication. This PTK is generated through the process known as 4-way handshake. As told in the related ...
6
votes
2answers
1k views

Dictionary Attack on Wifi

I know a few people with pretty weak passwords. What kind of systems exist to prevent dictionary attacks? Would it make sense to restrict the number of connection attempts in a certain timeframe? ...
7
votes
2answers
447 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 ...
16
votes
1answer
729 views

WPA significantly less secure than WPA2?

I understand at least theoretically WPA2 is more secure than WPA, but in practice does it make any difference which one you use? From what I know there are no known attacks for either except for ...
0
votes
2answers
162 views

How to find out the Chaff packets of WEP?

I have a cap file in which i have lots of 802.11 packets encrypted with WEP key. The problem is lots of Chaff packets of WEP is included in that. I want to remove the Chaff packets and crack the key. ...
6
votes
2answers
4k views

The new CCMP attack against WPA/WPA2 PSK

The use of Counter Mode with Cipher Block Chaining Message Authentication Code Protocol (CCMP) for WPA/WPA2 PSK is being attacked. This is a trivial attack (offline brute force) against the initial ...
6
votes
1answer
143 views

Wireless auto-join on laptops

Maybe I have the wrong idea but this is a question that has been floating in my head for some time. Whenever you use an iPhone (or a Mac, Apple products seem to be more prone to this because it ...