Zero-Trust Security Architecture

NIST SP 800-207ISO 27001

Never Trust · Always Verify · Least Privilege · Assume Breach — Sovereign financial data protection for SIDS

83%

Trust Score

5 of 6 layers verified

Sessions Active4

Threats Blocked Today1

Token Expiry12 min

Zero-Trust Verification Layers

Identity Verification

MFA enforced · FIDO2 hardware key · Biometric fallback

Device Trust

MDM enrolled · Patch level: current · Disk encrypted

Network Context

VPN active · Geo-anomaly detected: login from 2 locations

Application Layer

JWT RS256 · 15-min token expiry · PKCE flow

Data Access

Row-level security · Attribute-based access control (ABAC)

Workload

Container signed · SBOM verified · No known CVEs

Active Sessions — Continuous Verification

User	Role	Device	Location	Trust Score	MFA	Session Token	Since
J. Charles	Budget Analyst	MacBook Pro	Castries, SLU	94		••••••••••••	09:14 AM
M. Joseph	Finance Officer	Windows 11 PC	Vieux Fort, SLU	88		••••••••••••	10:02 AM
API: GDB	Partner API	Server	St. George's, GRD	97	API Key	••••••••••••	08:00 AM
R. Antoine	OECS Advisor	iPad	Bridgetown, BRB	71		••••••••••••	11:30 AM

Threat Events — Today

Security Event Log

13:42Geo-anomaly: J. Charles login from Barbados (usual: Grenada)

13:01Token refresh: M. Joseph — 15-min session extended

11:30New session: R. Antoine (OECS AI Institute) — MFA verified

09:14Privileged action: MRV Report exported — blockchain hash recorded

08:00API key authenticated: GDB Partner — rate limit 1,000 req/hr

07:22Blocked: 3 failed login attempts from 185.220.101.x (Tor exit node)

Role-Based Permission Matrix — Least Privilege EnforcementABAC · RBAC