HSC
Network Security Consulting Agency Since 1989 - Specialized in Unix, Windows, TCP/IP and Internet
Text mode: access to the page content
Hervé Schauer Consultants
You are here: Home > Resources > Lectures > WPA/WPA2 : A real security for WiFi ?
Go to: HSC Trainings
Search:  
Version française
   Services   
o Skills & Expertise
o Consulting
o ISO 27001 services
o Vulnerabilities monitoring
o Audit & Assessment
o Penetration tests
o Vunerability assessment (TSAR)
o Forensics
o ARJEL
o Training courses
o E-learning
   Conferences   
o Agenda
o Past events
o Tutorials
   Resources   
o Thematic index
o Tips
o Lectures
o Courses
o Articles
o Tools (download)
o Vulnerability watch
   Company   
o Hervé Schauer
o Team
o Job opportunities
o Credentials
o History
o Partnerships
o Associations
   Press and
 communication
 
 
o HSC Newsletter
o Press review
o Press releases
o Publications
   Contacts   
o How to reach us
o Specific inquiries
o Directions to our office
o Hotels near our office
|>|WPA/WPA2 : A real security for WiFi ?  
> Access to the content HTML Beginning of the presentation
PDF PDF version [1530 KB]
AdobeFlash Adobe Flash version  
> Description This presentation explains 802.11i standard and WPA / WPA2 implementation : new cipher protocol (TKIP and CCMP), generation and key hierarchy, etc.  
> Context & Dates Talk presented during OSSIR meating, on 14 June 2005.
 
> Author Guillaume Lehembre (Guillaume.Lehembre@hsc.fr)  
> Type [ French - HTML ]  
> Abstract &
Table of content
Flyleaf
Plan
Principe 1/2
Principe 2/2
Eléments d'architecture
MPDU / MSDU
Association / Authentification
Trame 802.11
WEP
Vulnerabilites
Attaque statistique
Cassage WEP 1/2
Cassage WEP 2/2
Composants 802.1x
Port 802.1x
Architecture 802.1x
EAPoL & Radius
Généralités EAP
EAP
Pourquoi 802.11i ?
WPA 1/2
WPA 2/2
WPA2 1/2
WPA2 2/2
802.11i - Phases Opérationnelles
802.11i - Négotiation politique
802.11 - Authentification 802.1x
802.11i - Echange de clef
Clef PTK 1/2
Clef PTK 2/2
Decomposition des Pairwise Keys
4-Way Handshake 1/2
4-Way Handshake 2/2
Clef GTK
Décomposition des Groups Keys
Group Key Handshake
STAKey Handshake
802.11i - Chiffrement
TKIP 1/3
TKIP 2/3
TKIP 3/3
MIC
Validation MSDU TKIP
CCMP 1/3
CCMP 2/3
CCMP 3/3
Validation MSDU CCMP
Récapitulatif chiffrement
Faiblesses ? 1/2
Faiblesses ? 2/2
Itinérance
Conclusion
Références
Questions ?
Rendez-vous

Demonstrations in Flash AdobeFlash
  1. Injection de trames ARP pour augmenter la vitesse de cassage des clefs WEP 128 (1,3 MB - 2'53")
    Better see it in a 800x600 pixels pop-up
  2. Découverte de la clef WEP 128 (514 KB - 0'55")
    Better see it in a 800x600 pixels pop-up
 
> Related documents
themeWireless
[Course]  Voice over IP security
[Course]  Wireless Networks Security
[Presentation]  Open source and intrusion tools for Wi-Fi networks [31 January 2006 - French]
[Article]  Wi-Fi security - WEP, WPA and WPA2 [28 December 2005 - French/English]
[Presentation]  Mobility and security [20 January 2005 - French]
[Presentation]  Wi-Fi security, from WEP up to 802.11i [4 November 2004 - French]
[Presentation]  Wireless network : risk, solutions, questions for the expert [4 November 2004 - French]
[Presentation]  The Wi-Fi security, major stakes [8 April 2004 - French]
[Presentation]  Wi-Fi and security [23 March 2004 - French]
[Presentation]  Wi-Fi: Security and Risks [24 January 2004 - French]
[Presentation]  Wi-Fi Security : an important stake [6 November 2003 - French]
[Article]  Security of 802.11b wireless networks [27 June 2003 - French]
[Presentation]  Wireless LAN security [15 May 2003 - English]
[Presentation]  Wireless network security [26 March 2003 - French]
[Presentation]  WifiScanner presentation [11 February 2003 - French]
[Presentation]  Wi-Fi network and open source [6 February 2003 - French]
[Presentation]  Wi-Fi mechanism and technical risk [6 February 2003 - French]
[Presentation]  Wireless network: Detection and passive sniffing [14 November 2002 - French]
[Presentation]  802.11b network's security [6 November 2002 - French]
[Presentation]  802.11b Wireless Networks Security and Authentication [9 July 2002 - French]
[Article]  Security of 802.11b wireless networks [8 July 2002 - French]
[Presentation]  Detecting and eavesdropping on WLANs: feasibility and countermeasures [27 June 2002 - English]
[Presentation]  Managing Wireless Networks in the Enterprise [27 June 2002 - English]
[Tool]  WifiScanner tool [802.11b stations and access points analyser/detector - English]
[Presentation]  802.11b Wireless Networks Security [10 April 2002 - French]
[Presentation]  802.11b Wireless Networks Security [14 March 2002 - French]
[Presentation]  Wireless Ethernet Networks Security [22 January 2002 - French]
[Techno-watch]  Intel Developers Forum Europe [26 May 2001 - French]
> Copyright © 2005, Hervé Schauer Consultants, all rights reserved.

 

Last modified on 6 October 2005 at 15:12:13 CET - webmaster@hsc.fr
Information on this server - © 1989-2010 Hervé Schauer Consultants