Module M7

Audit report (generated from one source of truth)

Autonomy: L2
Meridian Trust Bank1 Nov 2025 – 31 Oct 2026

ISMS Audit Report (Module M7)

One source of truth. Generated strictly from human-confirmed findings with mandatory AI disclosure.

AuditTwin.AI · Official Audit Deliverable

ISMS Internal Audit Report

Meridian Trust Bank · ISO/IEC 27001:2022 · ISO/IEC 27002:2022

Audit TypeInternal ISMS audit (clause 9.2)
Audit Period1 Nov 2025 – 31 Oct 2026
Lead AuditorA. Menon
Status3 Confirmed Findings

1 · Executive Summary

During the audit period 1 Nov 2025 – 31 Oct 2026, Meridian Trust Bank maintained an operational Information Security Management System compliant in core structural respects. However, systematic testing over 100% data populations identified lapses in contractor credential decommissioning (A.5.18) and vulnerability remediation timetables (A.8.8) that require corrective management intervention.

2 · Findings Register

F-001A.5.18· Access rights
Minor NC
Condition:

Of 212 employees who left between 1 Nov 2025 and 31 Oct 2026, 9 had active directory accounts more than 24 hours after their leaving date. The longest delay was 41 days.

Criteria:

Access Control Policy section 4.3: access must be removed within 24 hours of the leaving date.

Verified Evidence:EV-0142, EV-0143, T-A518-02
F-002A.8.8· Technical vulnerabilities
Major NC
Condition:

42 critical vulnerabilities raised in the period remained open beyond the 14-day remediation deadline, with a median delay of 63 days. 11 of them sit on internet-facing payment gateways. No risk acceptance is recorded for any of the 42.

Criteria:

Vulnerability Management Standard v3.1, section 5: critical vulnerabilities must be remediated within 14 calendar days, or formally accepted by the CISO.

Verified Evidence:EV-0164, EV-0165, T-A808-01
F-003A.8.15· Logging
Observation
Condition:

6 of 47 critical systems listed in the CMDB do not appear in the log source inventory. No Q3 log review record exists for the SIEM, although the procedure requires monthly review with sign-off.

Criteria:

Logging and Monitoring Procedure v2.0 sections 3.2 and 4.1.

Verified Evidence:EV-0151, EV-0152, T-A815-01

Declaration of AI Assistance & Ethical Governance

This report was drafted with AI assistance (AuditTwin.AI, autonomy L2 · recommend). The Twin proposed conditions, criteria, evidence links, and preliminary gradings; every finding was reviewed, verified, and confirmed by a certified lead auditor who remains fully accountable for this deliverable.

Standards Notice: This report does not reproduce copyrighted text from ISO/IEC 27001, ISO/IEC 27002, or ISO 19011. Criteria are stated as operationalized paraphrases against official clause identifiers in accordance with platform licensing policies.

Lead AuditorA. Menon, ISO 27001 Lead AuditorSigned digitally via AuditTwin ID #LA-2026-991
Second Reviewer (Major NCs)S. Khurana, PartnerSecond review confirmed