Part 6: Core Banking Security, PCI-DSS & Audit Trails
Answer-first: Core banking security mandates zero-trust architecture, hardware security module (HSM) key management, mTLS 1.3, field-level AES-256-GCM encryption for customer PII, and tamper-evident append-only audit logs. Adhering to PCI-DSS v4.0 and SOC 2 Type II controls ensures transaction privacy, immutable balance records, and strict regulatory compliance without compromising transactional throughput. Prerequisite: Part 5: ISO 8583 & ISO 20022 Messaging on message translation layers. Why is Core Banking Security Different? Answer-first: Banking security requires strict zero-trust access, hardware security modules (HSM), immutable audit trails, and compliance with PCI-DSS and AML regulations. ...