Part 6: Core Banking Security, PCI-DSS & Audit Trails
📖 Bản tiếng Việt (Vietnamese Edition) Prerequisite: Read Part 5: ISO 8583 & ISO 20022 Financial Standards for payment switch mechanics. Part 6: Core Banking Security, PCI-DSS & Audit Trails Answer-first: Core banking security mandates a defense-in-depth zero-trust topology anchored by tamper-resistant Hardware Security Modules (HSM) for cryptographic key lifecycles, ANSI X9.8 PIN block translations, envelope field-level encryption (AES-256-GCM) for sensitive customer PII, and cryptographically hashed append-only audit trails. Enforcing strict compliance with PCI-DSS v4.0.1 and central bank cybersecurity mandates (such as SBV Circular 09/2020/TT-NHNN) ensures continuous operational resilience against insider threats and sophisticated external cyber attacks. ...