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[object Object],[object Object],[object Object]
Why WiFi Security is needed ,[object Object],[object Object],[object Object]
802.11 Security ,[object Object],[object Object],[object Object],[object Object]
OSA and Shared Key Authentication
WEP Authentication Frame Format ,[object Object],[object Object],[object Object],[object Object]
WEP Encryption ,[object Object],[object Object]
RC4 Encryption Technology ,[object Object],[object Object],[object Object],[object Object],[object Object]
WEP Checksumming
WEP Encryption
WEP Decryption
RC4 algorithm in details ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
RC4 algorithm in details ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Example of a simple RC4 using 2 bits RC4 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Example of a simple RC4 using 2 bits RC4 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Example of a simple RC4 using 2 bits RC4 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Example of a simple RC4 using 2 bits RC4 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Example of a simple RC4 using 2 bits RC4 ,[object Object],[object Object],[object Object],[object Object]
Example of a simple RC4 using 2 bits RC4 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Example of a simple RC4 using 2 bits RC4 ,[object Object],[object Object],[object Object],[object Object]
Example of a simple RC4 using 2 bits RC4 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Example of a simple RC4 using 2 bits RC4 ,[object Object],[object Object],[object Object],[object Object]
Example of a simple RC4 using 2 bits RC4 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Example of a simple RC4 using 2 bits RC4 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
RC4 Encryption Technology ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Weakness of WEP ,[object Object],[object Object],[object Object]
Weakness of WEP ,[object Object],[object Object],[object Object],[object Object]
Weakness of WEP ,[object Object],[object Object],[object Object]
Weakness of WEP ,[object Object],[object Object]
Weakness of WEP ,[object Object],[object Object],[object Object]
802.11i ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
802.11i Facilities ,[object Object],[object Object],[object Object],[object Object],[object Object]
External components used by 802.11i ,[object Object],[object Object],[object Object]
Operating an 802.11i Link Data protection: TKIP and CCMP Authentication 802.11i key management Session Key distribution Security capabilities discovery Authentication Server Access Point Station Security negotiation
802.1X
TKIP Identification and Goals ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
TKIP Overview ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Message Integrity ,[object Object],[object Object],[object Object]
Message Integrity ,[object Object],[object Object],[object Object],[object Object]
Message Integrity ,[object Object],[object Object],[object Object]
IV Length ,[object Object],[object Object],[object Object],[object Object]
Per Packet Key Mixing ,[object Object],[object Object],[object Object]
WPA2-AES-CCMP ,[object Object],[object Object],[object Object],[object Object],[object Object]
WPA2-AES-CCMP ,[object Object],[object Object],[object Object],[object Object],[object Object]
AES Encryption process ,[object Object],[object Object],[object Object],[object Object],[object Object]
AES Encryption process ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
AES Encryption Process ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Derivation of the Round Keys ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Derivation of the Round keys ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Derivation of the Round Keys ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Derivation of the Round Keys ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
AES Encryption Process ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
AES Encryption Process ,[object Object],[object Object],[object Object],[object Object]
AES Encryption Process- SubBytes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
AES Encryption Process-ShiftRows ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
AES Encryption Process - MixColumn ,[object Object],[object Object],[object Object]
AES Encryption Process - XOrRoundKey ,[object Object],[object Object],[object Object],[object Object]
AES Decryption Process  ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
CCMP ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Conclusion ,[object Object],[object Object],[object Object]
Not Covered ,[object Object],[object Object]
[object Object]

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WiFi Security Explained

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  • 33. Operating an 802.11i Link Data protection: TKIP and CCMP Authentication 802.11i key management Session Key distribution Security capabilities discovery Authentication Server Access Point Station Security negotiation
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