Authorization method and device, authorization platform and storage medium

The embodiment of the invention relates to an authorization method and device, an authorization platform and a storage medium. The method comprises the steps that a first authorization request of a bastion host is received through an authorization platform, wherein the authorization request comprises a unique identifier of the bastion host and information of an authorization range; the authorization platform sends the first authorization request of the bastion host to an authorization server, so that the authorization server performs authorization verification based on the unique identifier of the bastion host and the information of the authorization range; and then the authorization platform receives an authorization notification returned by the authorization server after the authorization verification is passed and sends the authorization notification to the bastion host. According to the scheme provided by the invention, the bastion host and the authorization server under different networks are linked by s