Avatar authentication with 5g trust

A user equipment comprising at least one processor;

• and at least one memory storing instructions that, when executed by the at least one processor, cause the user equipment at least to perform:
• determining an indication of an identity associated with an avatar for use in an application function;
• providing the indication of the identity to an entity of a network, wherein the user equipment is authenticated with the network;
• and
• receiving a digital signature for validating the avatar, wherein the digital signature is determined at the entity of the network based on the identity associated with the avatar.

An apparatus for use in an entity of a network comprising:

• at least one processor;
• and at least one memory storing instructions that, when executed by the at least one processor, cause the apparatus at least to perform:
• receiving an indication of an identity associated with an avatar for use in an application function, wherein a user equipment is authenticated with the entity of the network and the application function has a trust relationship with the entity of the network;
• determining, based on the identity associated with avatar, a digital signature;
• and
• providing the digital signature to at least one of the user equipment or the application function for validating the avatar.

An apparatus for use in an application function comprising at least one processor;

• and at least one memory storing instructions that, when executed by the at least one processor, cause the apparatus at least to perform:
• receiving, from a user equipment or an entity of a network, an indication of an identity associated with an avatar for use in the application function and a digital signature for validating the avatar, wherein the digital signature is determined by the entity of the network, the application function has a trust relationship with the entity of the network;
• validating the signature based on the trust relationship;
• and
• using the avatar in the application function.