Implemented Modules:
1. FIPS 140-2 Cryptography (crypto/fips_crypto.pas)
Production-ready cryptographic provider:
Key Benefits:
Meets NIST requirements
Federal/DoD approved algorithms
Common Criteria EAL4+ ready
Replaces custom ChaCha20 when FIPS required
2. Comprehensive Audit Logging (audit/auditlog.pas)
Enterprise-grade audit trail system:
Event Categories:
Authentication (login/logout/MFA/failures)
Authorization (grants/revokes/denials)
Data access (SELECT/INSERT/UPDATE/DELETE)
Schema changes (CREATE/DROP/ALTER)
Administrative actions
Server events
Security incidents
Compliance events (GDPR erasure, retention)
3. Multi-Factor Authentication (mfa/mfa.pas)
Complete MFA framework:
Google Authenticator compatible
Microsoft Authenticator compatible
QR code provisioning URI generation
Configurable time windows
10 one-time use codes per user
Cryptographically hashed storage
Regeneration support
6-digit codes
5-minute expiration
Gateway-ready interface
Rate limiting (3 attempts, 15-min lockout)
Failed attempt tracking
Challenge expiration
Audit logging integration