Operational Resilience & Business Continuity Stress Testing

Thornfield Bank plc • Subject to PRA PS6/21 and DORA • Last updated: Dec 2024

Critical Service Availability Rate
91.4%
-3.2% vs target
RTO Achievement Rate
73%
-15pp vs cycle 1
Mean MTTR (Tier-1)
4.2h
+1.1h vs target
Dependency Blast Radius
5.8
Above 4.0 threshold
Resilience Test Coverage
83%
+8pp QoQ
Regulatory Deadline Exposure
3
services at risk

Scenario Severity vs. Recovery Delta Heat Map

RTO Achievement Trend (8 Test Cycles)

Impact Tolerance Breach Probability

Critical Service Resilience Register (Tier-1 Services)

Service Name RTO Target Last Test MTTR Delta Status Critical Deps Blast Radius Next Test
Payments Processing 2.0h 8.4h +6.4h Breached CloudHost, MQ-Bus 7.2 Jan 15
Customer Authentication 1.5h 2.8h +1.3h At Risk IAM-Hub, DB-Pri 5.8 Jan 22
Account Services 4.0h 3.2h -0.8h On Track Core-DB 3.1 Feb 5
Transaction Monitoring 6.0h 7.5h +1.5h At Risk Analytics-Plat 4.3 Jan 29
Lending Origination 8.0h 5.8h -2.2h On Track Credit-Engine 2.7 Feb 12
Digital Banking Portal 3.0h 5.6h +2.6h Breached CDN, IAM-Hub 6.1 Jan 18
Treasury Operations 4.0h 3.5h -0.5h On Track SWIFT-Gw 3.4 Feb 8
Regulatory Reporting 12.0h 14.2h +2.2h At Risk Data-Warehouse 3.9 Jan 25
Mobile Banking App 2.5h 2.1h -0.4h On Track API-Gateway 4.5 Feb 1
Card Processing 1.0h 2.9h +1.9h Breached Visa-Link, MQ-Bus 6.8 Jan 12

Dependency Failure Blast Radius

Recovery Capacity Utilization by Resource Type

Test Coverage by Scenario

Recovery Timeframe Distribution

Service Tier Compliance

Recovery Capability Improvement Waterfall (Past 6 Quarters)

Supply Chain Propagation Index Trend (12 Months)

Scenario Severity vs. Recovery Delta