Secure Vertical Handover to NEMO Using Hybrid Cryptosystem

Table 1

Parameters for vertical handoff decision layerwise [21].

Serial number	Layers	Parameters
1	Layer 4	Preferences of end-user (e.g., cost and provider), information context (e.g., speed), parameters for QoS (e.g., delay, bandwidth, and jitter), and alerts for security (e.g., notifications)
2	Layer 3	Load on network (e.g., bandwidth available)
3	Layer 2	Available of foreign agents, preauthentication for network, configuration of network, topology of network, and routing information
4	Layer 1	Network conditions for radio access, link parameters and status, and availability of access media