Phase 0: Initializing
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0.0s / 10.0s
0s
10s+
1. Encrypted Transport
SSH AES-256
Developer interactions route strictly through Bastion port forwarding. Direct ingress into private VPC subnet is disabled.
2. In-VPC Compute Sandbox
Spark / Livy
PySpark execution occurs strictly inside cluster worker nodes. Heavy joins, filtering, and scans never leave internal memory.
3. Zero Raw Data Egress
Metadata Only
Only aggregated scalar metrics, row counts, and structural schemas return back to the engineer prompt context.