Questions tagged [wpa2]

Security protocol (IEEE 802.11i) developed by the Wi-Fi Alliance to protect wireless networks.

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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 ...
Bush's user avatar
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2 votes
4 answers

Which Wifi encryption method is secure?

Apple just removed the ethernet port from new MacBooks which means we have to use Wifi! But I think WEP encryption is broken, and WPA encryption which I can't see on Mac is also broken. So Wifi means ...
pier's user avatar
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13 votes
2 answers

WPA2 Enterprise AES encryption key size?

I have recently set up a RADIUS server with EAP for my wireless router, however, I have some questions about the key size and how WPA2 enterprise (AES) works in general. I have read that in ...
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3 votes
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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 ...
marta.joed's user avatar
4 votes
2 answers

Secure Wireless Implementations

For quite a while now, I have grown to treat wireless networks as inherently insecure. As part of this, I put them on the public Internet and require VPN connections to access company resources. My ...
Warner's user avatar
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28 votes
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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?
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7 votes
1 answer

In WPA2-Enterprise, where does AES come in?

WPA2-Enterprise uses 802.1X to facilitate authentication, but when and how is CCMP/AES used to encrypt the data after the authentication is completed? Let us say you want to use PEAP, and the TLS ...
Lars's user avatar
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2 votes
1 answer

can an attacker find WPA2 passphrase given WPA key data and WPA MIC

Can some one with these two pieces of information get a hold of the psk key, or its a blind attack that can be done using dictionaries or/and word-lists ? If so please add some resource like a link ...
Tawfik Khalifeh's user avatar
2 votes
1 answer

Should WPA2-AES be presumed insecure? (What is the "Hole196" vulnerability?)

I saw it mentioned in an answer here about firesheep, but I've never heard of it -- Should WPA2 be presumed insecure?
wwaawaw's user avatar
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Cloud services - A window to outsourcing illegal activities?

Recently I was exposed to a number of stories where alleged illegal activities (for this case, we can take brute-force) are outsourced to the cloud, and are run by the cloud providers. The providers, ...
Franko's user avatar
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12 votes
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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 ...
Lucas Kauffman's user avatar
23 votes
3 answers

Four-way Handshake in WPA-Personal (WPA-PSK)

Can someone explain to me in what consists the Four-way Handshake in WPA-Personal (WPA with Pre-Shared Key), which informations are being sent between AP and client, how is it possible to find the AP ...
Leo92's user avatar
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23 votes
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Can someone get my WPA2 password with honeypots?

Yesterday I went to my cousin's home and I saw that I'm not connected to his wireless (for internet access). Then I have looked up the list of wireless points. I have found his name and clicked it ...
ilhan's user avatar
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32 votes
6 answers

Recommend Length for Wi-FI PSK?

I currently have a network set up with WPA2 and AES encryption, the password is 8 characters long but was randomly generated and contains no dictionary words. However I'm concerned about the ...
Concrete Donkey's user avatar
1 vote
1 answer

Is this possible to use fake AP to get wpa keys? [duplicate]

Possible Duplicate: Is it possible to speed up WPA/WPA2-PSK cracking using a rogue AP? Is it possible to get the WPA preshared key with a fake AP with the same SSID ?
hotips's user avatar
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4 votes
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WiFi WPA cracking with Reaver [closed]

This question is for anyone who has tried or succeeded to crack WiFi WPA/WPA2 keys with BackTrack Linux and Reaver. So, I wanted to test it on my WiFi router. I started everything as described here. ...
faikabd's user avatar
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15 votes
2 answers

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+ ...
voithos's user avatar
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0 votes
3 answers

The best papers on WPA/WPA2 [closed]

I have to write a term project about WPA/WPA2: I should find and read five articles and write a sort of summary of the technology citing those articles. And no, the professor will not help find ...
Lucy Brennan's user avatar
16 votes
7 answers

Is a longer WiFi password more secure?

Today I had to type the same password to connect to a WPA2-secured WiFi network several times, and got really annoyed with the length of the password. Especially since it is just a phrase repeated ...
Timm's user avatar
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-2 votes
2 answers

How secure are WPA2 keys? [duplicate]

Possible Duplicate: Are WPA2 connections with a shared key secure? I have a WPA2-Persinal security type and encryption AES, If I use wireshark can I see what apckets other computers send to the ...
0x90's user avatar
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43 votes
4 answers

Are WPA2 connections with a shared key secure?

This is something that has been bugging me for quite some time: when I have a wifi access point with WPA2 encryption and I give out the key, how secure are the connections? With WEP you could easily ...
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8 votes
3 answers

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 dictionary-...
greatwolf's user avatar
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10 votes
5 answers

How can an access point spoof me into connecting?

I was reading through the answers of the question "How can I ensure that I connect to the right wireless Access Point?" and was wondering how it is possible for an access point to imitate another wifi ...
Lucas's user avatar
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15 votes
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How does FaceNiff work?

FaceNiff is an Android app that sniffs Facebook session ids. You must be connected to the same WiFi as the victim. It is said to be working even when WPA2 is present. How is it possible? I can decrypt ...
fhucho's user avatar
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7 votes
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How to get hold of and use WPA session keys?

I'm testing sniffing and decrypting my WPA2 wifi network traffic. But when using airdecap to decrypt the capture file (created by airodump) using my WPA passphrase I only get broadcast traffic. If I ...
LinusK's user avatar
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22 votes
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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 ...
Sonny Ordell's user avatar
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7 votes
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In inSSIDer, what is the difference between WPA2-CCMP and RSNA-CCMP?

inSSIDer shows my wireless network as RSNA-CCMP. The settings on the wireless router (Linksys E2000) do not at all seem to suggest an "RSNA" security option. The security filtering options in ...
Iszi's user avatar
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