CWSP-802.11r Key Hierarchy
IEEE 802.11r-2008 is also known as “fast basic service set transition –FT” is defined for allow fast secure roaming.802.11r mechanism …
Previous articles
CWSP- 802.11 Roaming Basics
In this post we will see how a basic 802.11 roam works using Cisco WLC & two APs. My WLC …
CWSP- EAP FAST
EAP-FAST (Flexible Authentication via Secure Tunneling) initially developed by Cisco. Later in 2007, IETF ratified this in RFC 4851. Cisco …
CWSP- EAP TLS
EAP-TLS (EAP-Transport Layer Security) is defined in RFC 5216 & considered as most secure EAP methods used in WLAN. EAP-TLS …
CWSP- EAP PEAP
EAP-PEAP (Protected Extensible Authentication Protocol), creates an encrypted TLS tunnel withing which the supplicant’s inner identity is validated. Sometime it …
CWSP- EAP LEAP
EAP-LEAP (Lightweight Extensible Authentication Protocol) is Cisco proprietary authentication method. Below diagram shows the EAP-LEAP authentication process. (page 143 of …
CWSP – EAP Basics
The Extensible Authentication Protocol (EAP) as defined in IETF RFC 2284 provides support for many authentication methods.EAP was originally adopted …
CWSP -RSN Information Element
RSN-IE (Robust Security Network Information Element) is an optional field of variable length that can be found in 802.11 management …
CWSP-Legacy 802.11 Security
Here is my study notes from CWSP-Official Study Guide – Chapter 2. There two legacy (Pre-RSNA) authentication methods. 1. Open …
CWSP – CCMP Encryption Method
In IEEE 802.11-2007 standard define 3 encryption methods that operate at layer 2 of OSI model (WEP, TKIP, CCMP). These …
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