A license control method, comprising: a license control system configuring a shared license value of a license sharing group, wherein, the license sharing group includes one or more license objects; a license object initiating a license authentication request to the license control system according to a service operation initiated by a user; and the license control system determining whether the license authentication request of the license object is legal according to the shared license value of the license sharing group where the license object is located, and returning a license authentication result to the license object; characterized in that the method further comprises: the license control system storing a shared license file configured for the license sharing group, wherein, the shared license file includes a configured dynamic sharing rule; the configured dynamic sharing rule includes the following information: a license function item, encoding information of each license object in the license sharing group, and the shared license value of the license function item, wherein the step of the license control system determining whether the license authentication request of the license object is legal according to the shared license value of the license sharing group where the license object is located comprises: when receiving the license authentication request, the license control system determining whether a sum of a license consumption value of the license function item applied by the license object included in the license authentication request and recorded license consumption values of the license function item of other license objects in the license sharing group exceeds the shared license value of the license function item according to the dynamic sharing rule of the shared license file, if not exceeding, determining that the license authentication request is legal and returning a license authentication success result, and if exceeding, determining that the license authentication request is illegal, and returning a license authentication failure result. a license control system configuring a shared license value of a license sharing group, wherein, the license sharing group includes one or more license objects; a license object initiating a license authentication request to the license control system according to a service operation initiated by a user; and the license control system determining whether the license authentication request of the license object is legal according to the shared license value of the license sharing group where the license object is located, and returning a license authentication result to the license object; characterized in that the method further comprises: the license control system storing a shared license file configured for the license sharing group, wherein, the shared license file includes a configured dynamic sharing rule; the configured dynamic sharing rule includes the following information: a license function item, encoding information of each license object in the license sharing group, and the shared license value of the license function item, wherein the step of the license control system determining whether the license authentication request of the license object is legal according to the shared license value of the license sharing group where the license object is located comprises: when receiving the license authentication request, the license control system determining whether a sum of a license consumption value of the license function item applied by the license object included in the license authentication request and recorded license consumption values of the license function item of other license objects in the license sharing group exceeds the shared license value of the license function item according to the dynamic sharing rule of the shared license file, if not exceeding, determining that the license authentication request is legal and returning a license authentication success result, and if exceeding, determining that the license authentication request is illegal, and returning a license authentication failure result. the license control system storing a shared license file configured for the license sharing group, wherein, the shared license file includes a configured dynamic sharing rule; the configured dynamic sharing rule includes the following information: a license function item, encoding information of each license object in the license sharing group, and the shared license value of the license function item, wherein the step of the license control system determining whether the license authentication request of the license object is legal according to the shared license value of the license sharing group where the license object is located comprises: when receiving the license authentication request, the license control system determining whether a sum of a license consumption value of the license function item applied by the license object included in the license authentication request and recorded license consumption values of the license function item of other license objects in the license sharing group exceeds the shared license value of the license function item according to the dynamic sharing rule of the shared license file, if not exceeding, determining that the license authentication request is legal and returning a license authentication success result, and if exceeding, determining that the license authentication request is illegal, and returning a license authentication failure result.