Martinez Jurado, VictorVila, XavierKubach, MichaelHenderson Johnson Jeyakumar, IsaacSolana, AlbertMarangoni, MatteoRoßnagel, HeikoSchunck, Christian H.Mödersheim, Sebastian2021-05-202021-05-202021978-3-88579-706-7https://dl.gi.de/handle/20.500.12116/36490Technical interoperability of the issuance, presentation, and verification of verifiable credentials (VC) across domains of trust is a current challenge for self-sovereign identity. We present an approach incorporating different levels of assurance and trust domains in an eIDAS compliant way. This is illustrated through a use case with real-world relevance: the issuance and cross-border usage of the European Health Insurance Card.eneIDASself-sovereign identitySSItrusttrust frameworksverifiable credentialsApplying assurance levels when issuing and verifying credentials using Trust FrameworksText/Conference Paper1617-5468