Iaas service cloud account sharing method, sharing platform and network device

Provided is an IaaS (Infrastructure as a Service) service cloud account sharing method, comprising: saving at least one cloud account used to access an infrastructure cloud providing the IaaS service, the cloud account being the cloud account of a first user; creating for a second user an account for a second user client terminal to access a sharing platform; according to the associative relationship between the first user and the second user, specifying for the second user at least one first user cloud account as an access account for the second user to access the infrastructure cloud providing the IaaS service, such that the second user client terminal, according to the account accessing the sharing platform and the access account, accesses the infrastructure cloud providing the IaaS service and corresponding to the access account. Therefore, the second user can use the cloud account registered for the first user, thus achieving cloud account sharing between users.