Table 3 Biological risk factor BBPR-AC access control attribute description.

From: Blockchain-based proxy re-encryption access control method for biological risk privacy protection of agricultural products

Attribute category

Property name

Attribute meaning

Biological Risk Traceability Enterprise Subject Attributes

ID

Unique identification of agricultural supply chain subjects

UserID

Agricultural supply chain user identification (business, regulatory, consumer)

Role

Role of the business entity in the agricultural supply chain (administrator or regular user)

Org

Organizations belonging to business entities in the agricultural supply chain

OrganizationType

Type of organization to which the business belongs (manufacturing, distribution, transport, regulation, consumption)

Stage

Stage of business entity (production, processing, warehousing, transport, distribution, retail)

Biological Risk Factor Attributes

ID

Unique identification of the requested biological risk factor

ProductID

Biological Risk Factor Product Labelling

BatchID

Biological Risk Factor Product Lot Labelling

Level

Confidentiality level of the requested biological risk factor object

FullExternalTraceData

Biological risk factor retrospective public data

Org

The organization to which the requested biological risk factor belongs

Stage

Stage of the requested biological risk factor (production, processing, storage, transport, distribution, retail)

Operational Properties

Read

read operation

Write

write operations

Environmental Properties

Geolocation

The source address when the request was initiated

Destination Location

target address

StartTime

Start time when the request was initiated

EndTime

End time when the request is initiated