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CraigOpie / rebelshield

RebelShield: A cutting-edge, privacy-preserving API using blockchain-based authentication and access control using gRPC. Embracing disruptive innovation to secure APIs with the power of blockchain and advanced privacy-enhancing techniques, creating a robust shield for the digital era.
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Task 2.3: Design and deploy smart contracts for user registration, authentication, and access control #14

Open CraigOpie opened 1 year ago

CraigOpie commented 1 year ago

Description: Develop and deploy smart contracts to manage user registration, authentication, and access control.

CraigOpie commented 1 year ago

Design the Hyperledger Fabric Network Configuration: In designing the Hyperledger Fabric network configuration for the RebelShield project, we'll take into consideration the mTLS Certificate Authority, channels for private data, and other factors such as Organizational Units, database type, system channel, container orchestration, chaincode deployment methods, and firewalls. Here is a suggested network configuration:

  1. mTLS Certificate Authority (CA): Set up a dedicated mTLS CA to issue and manage certificates for secure communication between nodes. This will ensure that only authorized nodes with valid certificates can participate in the network, aligning with the project's security requirements.

  2. Organizational Units (OUs): Utilize Organizational Units to structure your network participants, such as IoT devices, healthcare providers, and the Department of Defense. OUs can help segregate and manage access control more effectively, ensuring that each entity has the appropriate permissions for their role.

  3. Database type: Use CouchDB as the state database for the project. CouchDB is a distributed NoSQL database that supports rich querying and indexing, which can be beneficial when working with complex data structures like HL7 FHIR API protocol.

  4. System channel: Create a system channel for the ordering service to manage the consortium of organizations. This allows for better governance and control over the network configuration, membership, and policies.

  5. Container orchestration: Use Kubernetes as the container orchestration platform, in combination with Podman. Kubernetes simplifies deployment, scaling, and management of containerized applications, providing a robust and secure infrastructure for the Hyperledger Fabric network.

  6. Chaincode deployment: Employ the external chaincode launcher method, which runs chaincode as an external service separate from the peer. This approach improves security and allows for greater flexibility in chaincode development, including the use of different programming languages and runtime environments.

  7. Private data channels: Create private data channels for sensitive information to be shared only among authorized parties. This ensures that data access is restricted and controlled, adhering to privacy and compliance requirements like DISA-STIG and HIPAA.

  8. Firewalls: Implement network firewalls and security groups to regulate incoming and outgoing traffic between nodes, services, and external entities. This adds an additional layer of security to the network and minimizes potential threats from unauthorized access or malicious activities.