This work categorizes blockchain-based systems into a taxonomy based on differences in blockchain architectures, governance models, and other salient features. Context is provided for the taxonomy through the description of related terms, emerging standards, and use cases while highlighting relevant security and privacy considerations.
Poland Leads with GDPR-Compliant Digital Identity App
Poland's mObywatel app enhances public service access, prioritizes privacy, and prepares for EU-wide digital ID systems by 2027.