A Cross-Layer Key Management Scheme for MIPv6 Fast Handover over IEEE 802.11 Wireless LAN

Table 1

Security comparisons.

	Scheme		Scheme	Scheme
	[8]	[9]	[10]	[proposed one]
L3/L2 key management	None	None	Yes	Yes
Interaction with AAA	Required	Required	Required	Not required
L3 key generation	by AR	by MN	by MN	by MN
L2 key generation	802.1x-EAP	802.1x-EAP	from L3 key	from L3 key
Protection for UNA	None	Provided	Provided	Provided
Security attack due to L3 key compromise	Secure	Secure	Insecure	Secure