Authorization system and authorization method based on local area network service bus

The invention discloses an authorization system and an authorization method based on a local area network service bus. The authorization system comprises the local area network service bus, authorization equipment, an authorization main node and an authorization client, the authorization equipment is used for initiating an authorization request and acquiring and storing authorization information; the authorization main node is used for receiving the authorization request, sending the authorization request to the authorization client, generating authorization information, storing and sending the authorization information to the authorization equipment; the authorization client is used for receiving and confirming an authorization request from the authorization main node. From the perspective of a local area network, each piece of authorization equipment is connected to a local area network service bus through the local area network service bus provided by the local area network, and each piece of authorization