In an increasingly digitized and mobile world, electronic Identities are the key for daily life operations. Citizens are used to single sign on solutions offered by Single Sign On platforms - Governments,  issuer of national IDs and liable in case of abuse intend to keep sovereignty and stay independent in regulated sectors. The OPTIMOS project funded by the German Government aimeds to define an open, decentral and secure mobile electronic Identity infrastructure. The common criteria-certified concept secures sovereignty of governments and allows citizens to store their ID credentials to conduct government- and private services whilst meeting eIDAS level of assurance “substantial/high”. As the concept is based on open standards the German Governme ...