Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Comparison with existing blockchain-based systems.
| Characteristics | Yong et al.26 | Musamih et al.27 | VaCoChain28 | Proposed system |
|---|---|---|---|---|
| Scope | Manufacturing and distribution | Manufacturing and distribution | Distribution | Storage and tracking |
| Platform | Ethereum | Ethereum | Ethereum | Ethereum |
| Blockchain type | Public permissioned | Public permissioned | Consortium | Consortium |
| Off-chain data storage | No | Yes | Yes | Yes |
| Traceability | Yes | Yes | Yes | Yes |
| Real-time monitoring | No | Yes | No | Yes |
| Formal security analysis | No | No | No | Yes |
