krackattacks.com

Website beoordeling krackattacks.com

KRACK Attacks: Breaking WPA2

 Gegenereerd op Maart 06 2026 21:50 PM

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Title

KRACK Attacks: Breaking WPA2

Lengte : 28

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Description

This website presents the Key Reinstallation Attack (KRACK). It breaks the WPA2 protocol by forcing nonce reuse in encryption algorithms used by Wi-Fi.

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Keywords

WPA2, KRACK, key reinstallation, security protocols, network security, attacks, nonce reuse, handshake, packet number, initialization vector, Mathy Vanhoef

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Headings

H1 H2 H3 H4 H5 H6
1 7 38 0 0 0
  • [H1] Key Reinstallation Attacks
  • [H2] Breaking WPA2 by forcing nonce reuse
  • [H2] Introduction
  • [H2] Demonstration
  • [H2] Details
  • [H2] Paper
  • [H2] Tools
  • [H2] Q&A
  • [H3] Discovered by Mathy Vanhoef of imec-DistriNet, KU Leuven, 2017
  • [H3] Key reinstallation attacks: high level description
  • [H3] Key reinstallation attacks: concrete example against the 4-way handshake
  • [H3] Practical impact
  • [H3] Android and Linux
  • [H3] Assigned CVE identifiers
  • [H3] Addendum: wpa_supplicant v2.6 and Android 6.0+
  • [H3] Addendum: other vulnerable handshakes
  • [H3] Selected errata
  • [H3] Citation example and bibtex entry
  • [H3] Is there a higher resolution version of the logo?
  • [H3] Do we now need WPA3?
  • [H3] Should I change my Wi-Fi password?
  • [H3] I'm using WPA2 with only AES. That's also vulnerable?
  • [H3] You use the word "we" in this website. Who is we?
  • [H3] Is my device vulnerable?
  • [H3] What if there are no security updates for my router or access point? Or if it does not support 802.11r?
  • [H3] Is it sufficient to patch only the access point? Or to patch only clients?
  • [H3] Can we modify an access point to prevent attacks against the client?
  • [H3] How did you discover these vulnerabilities?
  • [H3] The 4-way handshake was mathematically proven as secure. How is your attack possible?
  • [H3] Some attacks in the paper seem hard
  • [H3] If an attacker can do a man-in-the-middle attack, why can't they just decrypt all the data?
  • [H3] Does an attacker to have be near your network in order to attack it?
  • [H3] Are people exploiting this in the wild?
  • [H3] Should I temporarily use WEP until my devices are patched?
  • [H3] Will the Wi-Fi standard be updated to address this?
  • [H3] Is the Wi-Fi Alliance also addressing these vulnerabilities?
  • [H3] Why did you use match.com as an example in the demonstration video?
  • [H3] How can these types of bugs be prevented?
  • [H3] Why the domain name krackattacks.com?
  • [H3] Did you get bug bounties for this?
  • [H3] How does this attack compare to other attacks against WPA2?
  • [H3] Are other protocols also affected by key reinstallation attacks?
  • [H3] When did you first notify vendors about the vulnerability?
  • [H3] Why did OpenBSD silently release a patch before the embargo?
  • [H3] So you expect to find other Wi-Fi vulnerabilities?
  • [H3] Where can I learn more about key reinstallation attacks?

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Ankertekst Type samenstelling
Mathy Vanhoef Extern doFollow
imec-DistriNet Extern doFollow
Intro Intern doFollow
Demo Intern doFollow
Details Intern doFollow
Paper Intern doFollow
Tools Intern doFollow
Q&A Intern doFollow
database of CERT/CC Extern doFollow
Computer and Communications Security (CCS) Extern doFollow
Black Hat Europe Extern doFollow
we have a follow-up paper Intern doFollow
see below for more info Intern doFollow
non-browser software Extern doFollow
Apple's iOS and OS X Extern doFollow
Android apps Extern doFollow
Android apps again Extern doFollow
banking apps Extern doFollow
VPN apps Extern doFollow
keystream Extern doFollow
English text can still be decrypted Extern doFollow
hijack TCP connections Extern doFollow
adopted at a high rate Extern doFollow
50% of Android devices Extern doFollow
CVE-2017-13077 Extern doFollow
CVE-2017-13078 Extern doFollow
CVE-2017-13079 Extern doFollow
CVE-2017-13080 Extern doFollow
CVE-2017-13081 Extern doFollow
CVE-2017-13082 Extern doFollow
CVE-2017-13084 Extern doFollow
CVE-2017-13086 Extern doFollow
CVE-2017-13087 Extern doFollow
CVE-2017-13088 Extern doFollow
vulnerability note VU#228519 Extern doFollow
Key Reinstallation Attacks: Forcing Nonce Reuse in WPA2 Extern doFollow
Computer and Communications Security (CCS) Extern doFollow
These scripts are available on github Extern doFollow
Is there a higher resolution version of the logo? Intern doFollow
Do we now need WPA3? Intern doFollow
Should I change my Wi-Fi password? Intern doFollow
I'm using WPA2 with only AES. That's also vulnerable? Intern doFollow
You use the word "we" in this website. Who is we? Intern doFollow
Is my device vulnerable? Intern doFollow
What if there are no security updates for my router or access point? Or if it does not support 802.11r? Intern doFollow
Is it sufficient to patch only the access point? Or to patch only clients? Intern doFollow
Can we modify an access point to prevent attacks against the client? Intern doFollow
How did you discover these vulnerabilities? Intern doFollow
The 4-way handshake was mathematically proven as secure. How is your attack possible? Intern doFollow
Some attacks in the paper seem hard Intern doFollow
If an attacker can do a man-in-the-middle attack, why can't they just decrypt all the data? Intern doFollow
Does an attacker to have be near your network in order to attack it? Intern doFollow
Are people exploiting this in the wild? Intern doFollow
Should I temporarily use WEP until my devices are patched? Intern doFollow
Will the Wi-Fi standard be updated to address this? Intern doFollow
Is the Wi-Fi Alliance also addressing these vulnerabilities? Intern doFollow
Why did you use match.com as an example in the demonstration video? Intern doFollow
How can these types of bugs be prevented? Intern doFollow
Why the domain name krackattacks.com? Intern doFollow
Did you get bug bounties for this? Intern doFollow
How does this attack compare to other attacks against WPA2? Intern doFollow
Are other protocols also affected by key reinstallation attacks? Intern doFollow
When did you first notify vendors about the vulnerability? Intern doFollow
Why did OpenBSD silently release a patch before the embargo? Intern doFollow
So you expect to find other Wi-Fi vulnerabilities? Intern doFollow
Where can I learn more about key reinstallation attacks? Intern doFollow
Yes there is Intern doFollow
Darlee Urbiztondo Extern doFollow
honorary authorship Extern doFollow
author list Extern doFollow
division of work Extern doFollow
this community maintained list on GitHub Extern doFollow
hostapd reuses the ANonce value Extern doFollow
hostapd project has such a modification available Extern doFollow
see for example Cisco Extern doFollow
another paper Extern doFollow
ic_set_key Extern doFollow
channel-based MitM position Extern doFollow
two miles Extern doFollow
eight miles Extern doFollow
Wi-Fi Alliance Extern doFollow
The Wi-Fi Alliance has a plan Extern doFollow
all the information these dating websites may be collecting Extern doFollow
pleonasm Extern doFollow
Wi-Fi Protected Setup (WPS) Extern doFollow
WPA-TKIP Extern doFollow
CERT/CC Extern doFollow
announced an errata on 30 August 2017 Extern doFollow
OpenBSD 6.0 Extern doFollow
OpenBSD 6.1 Extern doFollow
LiveOverflow has an excellent video explaining the attack Extern doFollow
Computerphile also made a video about the attack Extern doFollow
Matthew Green has a good blog post about KRACK and the causes of the vulnerability Extern doFollow
Mojo Networks has a detailed blog posts on the attacks Extern doFollow
Bruce Schneier also briefly discusses the attack Extern doFollow
The BCC made a short video explaining the attack, and wrote an article about it Extern doFollow
The Wall Street Journal: Significant Flaw Discovered in Wi-Fi Security Protocol Extern doFollow
The Guardian: 'All wifi networks' are vulnerable to hacking, security expert discovers Extern doFollow
TIME: Everything With Wi-Fi Has a Newly Discovered Security Flaw. Here's How to Protect Yourself Extern doFollow
Ars Technica: Serious flaw in WPA2 protocol lets attackers intercept passwords and much more Extern doFollow
Ars Technica: How the KRACK attack destroys nearly all Wi-Fi security Extern doFollow
The Verge: Wi-Fi security has been breached, say researchers Extern doFollow
The Verge: 41 percent of Android phones are vulnerable to 'devastating' Wi-Fi attack Extern doFollow
Reuters: Researchers uncover flaw that makes Wi-Fi vulnerable to hacks Extern doFollow
Forbes: Update Every Device -- This KRACK Hack Kills Your Wi-Fi Privacy Extern doFollow
CNET: KRACK attack: Here's how companies are responding Extern doFollow
Creative Commons Attribution 4.0 International License Extern doFollow
TEMPLATED Extern noFollow

SEO Keywords

Keywords Cloud

also reinstallation key protocol wi-fi attacks handshake attack against client

Keywords Consistentie

Keyword Content Title Keywords Description Headings
key 43
attacks 39
attack 35
wi-fi 28
handshake 26

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