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Endpoint Source/Policy Descriptions
Validator
Mapper
Map
Generator
Mapping Rules
Query
Proof
Generator
Optimizer
Orchestrator
Mapped Query
Policy Proofs
Optimized Query
Policies +
User
Credentials
Source
Descriptions
SSL Module
Registration
Updates
SPARQL Query + Policy Proof
Results
SSL
SSL
SSL
Client
SSL
SSL
1. SSL
2. SSL Setup
3. SPARQL
Query
4. Credentials
Request
5. Credentials
6. Results
SPARQL
Endpoint
A
SPARQL
Endpoint
B
SPARQL
Endpoint
C
Proof Checker
Proof Checker
Proof Checker