comparison
· One min read
| Item | Micro Edge Certificate (Proposed) | Open Badges | Blockcerts |
|---|---|---|---|
| Blockchain Technology | Ethereum | None | Bitcoin / Ethereum |
| Data Format | JSON-LD | JSON-LD | JSON-LD |
| Security | Cryptographic signatures, PIN | Platform controlled | Cryptographic signatures, Bitcoin blockchain |
| Scalability | Layer-2 solutions (Optimistic Rollups, zk-Rollups) | Central server-based | Blockchain scalability issues |
| Ownership | Student Owned On their device | Student Owned On the System | Student Owned On BitCoin / Ethereum |
| Interoperability | OpenBadge compliance, integration with existing systems | OpenBadge compliance | OpenBadge compliance |
| User Interface | Web and mobile-friendly, intuitive design | Varies by implementation | Customizable |
| Validation | パブリック鍵はBlockChain | linkか指定されたリンクでパブリック鍵 | REST call |