Hybrid Secure Authentication and Key Exchange Scheme for M2M Home Networks

Table 7

Proposed scheme message identifiers.

Message Name	Message Phase	Message Sender	Message Receiver
ECDH_SYN	User Registration and Key Pair	User	M2M Server
ECDH_ACK	User Registration and Key Pair	M2M Server	User
REGISTER_SYN	User Registration and Key Pair	User	M2M Server
REGISTER_ACK	User Registration and Key Pair	M2M Server	User
KEY_SYN	User Home	User	Home Gateway
	Gateway Key
	Injection
KEY_ACK	User Home	Home Gateway	User
	Gateway Key
	Injection
JOIN_SYN	Home gateway Join	Home Gateway	M2M Server
	Network
JOIN_ACK	Home gateway Join	M2M Server	Home Gateway
	Network
JOIN_OK	Home gateway Join	Home Gateway	M2M Server
	Network
LOGIN_SYN	User Login and Authentication	User	M2M Server
LOGIN_ACK	User Login and Authentication	M2M Server	User
LOGIN_OK	User Login and Authentication	User	M2M Server
PWD_SYN	User Change	User	M2M Server
	Password
RE_JOIN	User Change	M2M Server	Home Gateway
	Password
PWD_ACK	User Change	M2M Server	User
	Password
PWD_NACK	User Change	User	M2M Server
	Password
PWD_OK	User Change	User	M2M Server
	Password
LOGOUT_SYN	M2MServer User	User	M2M Server
	Logout
LOGOUT_ACK	M2MServer User	M2M Server	User
	Logout