The SM-DP+ (Subscription Manager Data Preparation - enhanced compared to the SM-DP in SGP.02) is responsible for the creation, generation, management and the protection of resulting profiles at the input/request of the operator.
The LPA (Local Profile Assistant) is a software running in the device and provides LPA services, such as Profile download or Profile management, to the eUICC. The LPA consists of two parts - the LPD (Local Profile Download) and the LUI (Local User Interface). The LPD plays a proxy role for the efficient download of a Bound Profile Package between SM-DP+ and eUICC, while the LUI allows for local profile management on the device by the end user.
The Certification Issuer (CI) issues Certificates for remote SIM provisioning entities and acts as a trusted third party for the purpose of authenticating the entities within the system.
The eUICC Manufacturer (EUM) is responsible for the initial cryptographic configuration and security architecture of the eUICC and is the provider of eUICC products.
The Operator (Mobile Network Operator or Mobile Virtual Network Operator) provides access and communication services to its subscribers through their mobile network infrastructure.
