Prepared by the Platform Engineering Team – FSDSS Document ID: FSDSS‑536‑REPORT‑2026‑04‑17
| Item | Description | |--------------------------|-------------| | | Add support for bulk import of transaction records from CSV files into the Financial‑Services‑Data‑Sync‑Service (FSDSS). | | Primary Goal | Enable users to upload a CSV (up to 50 k rows) and have the service parse, validate, and persist the records atomically, returning a detailed import report. | | Scope | – New REST endpoint /api/v1/transactions/import – CSV parser utility ( CsvTransactionParser ) – Validation layer ( TransactionValidator ) – Bulk‑insert service ( TransactionBulkService ) – Import‑report DTO ( ImportReportDto ) – Integration tests and Swagger documentation. | | Related Tickets | FSDSS‑421 (single‑record import), FSDSS‑487 (audit‑log enhancements). | | Branch | feature/FSDSS-536-bulk-import | FSDSS-536
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| Mechanism | Implementation | |-----------|----------------| | | OAuth 2.0 , OpenID Connect , mTLS (for inter‑node). | | Authorization | RBAC + Attribute‑Based Access Control (ABAC) enforced at the API gateway. | | Encryption‑at‑Rest | AES‑256‑GCM per‑object keys, key‑wrapping via KMS (AWS KMS, HashiCorp Vault). | | Encryption‑in‑Transit | TLS 1.3 + QUIC for low‑latency data plane. | | Tenant Isolation | Namespace‑scoped metadata , per‑tenant quota enforcement , dedicated erasure‑coding groups (to avoid cross‑tenant data leakage). | | Auditing | Immutable append‑only audit log stored in a WAL‑only LogStore; searchable via SQL‑on‑Log interface. | | | Related Tickets | FSDSS‑421 (single‑record import),
