krackattacks.com

Evaluation du site krackattacks.com

KRACK Attacks: Breaking WPA2

 Généré le 06 Mars 2026 21:50

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Titre

KRACK Attacks: Breaking WPA2

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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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Mots-clefs

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

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Niveaux de titre

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

Mots-clefs

Nuage de mots-clefs

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

Cohérence des mots-clefs

Mot-clef Contenu Titre Mots-clefs Description Niveaux de titre
key 43
attacks 39
attack 35
wi-fi 28
handshake 26

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