April 2014
Intermediate to advanced
538 pages
17h 31m
English
Content preview from Security for Multihop Wireless Networks
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434 ◾ Security for Multihop Wireless Networks
16.4 IEEE802.11s Network Security
IEEE802.11s security is based on SAs as in IEEE802.11. e SAs are created after
the mutual authentication and key distribution between two mesh STAs (MRs) or
between a mesh STA and a client STA.
e supplicant mesh STA authenticates to the AS by passing through another
mesh STA acting as a mesh authenticator (MA). At the end of the authentication,
the AS delegates the key derivation to some mesh key distributors (MKDs). at is,
the burden of computing PMKs is removed from the AS and is given to the MKDs.
e AS is assumed to be connected via secure channels to the ...
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