Blockchain has the following important characteristics that make it ideal to use in REOS:
• Decentralization: Data are held across the blockchain network, which eliminates the risks and vulnerabilities that come with storing data centrally, such as central point of failure and data loss.
• Openness: A public blockchain makes its data transparent to everyone involved. It is permission-less, which means that applications can be added to the network without the approval or trust of others.
• Security: Blockchain offers high-level of security against fraudulent activity such as data tampering and identity theft.