DID METHOD DEVICE AND SYSTEM FOR PROVIDING COLLABORATION TOOL SERVICE IN CLOUD ENVIRONMENT BASED ON DID

摘要

According to an embodiment, in a method of providing a collaboration tool service in a cloud environment based on DID performed by a device, when the identity of the first user is verified through the DID of the first user in the first user terminal , receiving the identification information of the first user from the first user terminal; checking whether there is a workgroup to which the first user belongs, based on the identification information of the first user; when it is confirmed that the first user belongs to the first workgroup, checking roles and policies set for the first user in the first workgroup; When a first workspace is created on the cloud for collaboration of users belonging to the first work group, the role and policy of the first user are used to create confirming the scope of work; and providing, to the first user terminal, a work tool set so that information can be checked and changed within the work scope of the first user by accessing the first work space to the first user terminal. A method of providing a service is provided.