Wireless Authentication
Authentication Methods
Centralized Authentication
Open System Authentication
client simply sends an 802.11 authentication frame with the appropriate SSID to an AP and have it answer with a verification frame
sequenceDiagram
autonumber
Client->>AP: PROBE REQUEST
AP->>Client: PROBE RESPONSE (Include security parameters)
Client->>AP: AUTHENTICATION REQUEST
AP->>Client: AUTHENTICATION RESPONSE
Client->>AP: ASSOCIATION REQUEST (Include security parameters)
AP->>Client: ASSOCIATION RESPONSE
Shared Key Authentication
Client would participate in a challenge/request scenario with the AP verifying a decrypted "key" for authentication
sequenceDiagram
autonumber
Client->>AP: PROBE REQUEST
AP->>Client: PROBE RESPONSE (Include security parameters)
Client->>AP: AUTHENTICATION REQUEST
AP->>Client: AUTHENTICATION RESPONSE
Client->>AP: ASSOCIATION REQUEST (Include security parameters)
AP->>Client: ASSOCIATION RESPONSE
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