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Research Note

A.8 Technological Controls Implementation Audit Risk Mapping

  • Updated Jun 17, 2026
  • Read 11 mins read
  • Status reviewed

- A.8 controls require technical evidence. Policies are not enough. - Endpoint controls connect to remote working, off-premises assets, and incident reporting. - Privileged acce...

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How to use this map

Use this as the bridge between technical control implementation, audit testing, ISO/IEC 27002 interpretation, and ISO/IEC 27005 risk thinking.

Control Implementation focus Audit focus ISO 27005 risk link Useful templates
A.8.1 User End Point Devices Define endpoint baseline, inventory devices, enforce patching/encryption/malware/screen lock, secure remote access, and control BYOD Sample endpoint policy, device inventory, compliance reports, remote access logs, BYOD records, and loss/theft procedure Endpoint compromise, lost/stolen device, unmanaged BYOD, weak remote access, patch gap, malware, local data exposure, and unattended session risk Endpoint Device Security Standard, Endpoint Device Inventory and Compliance Register, Endpoint Loss or Theft Response Checklist, Remote Access and Endpoint Connection Checklist, A.8.1 Audit Checklist
A.8.2 Privileged Access Rights Define privilege approval, separate admin identities, emergency access, logging, activity review, and access removal Sample privileged access register, approvals, admin accounts, logs, log reviews, emergency access records, and removal evidence Privilege misuse, shared admin account, unlogged admin activity, emergency access abuse, unauthorized change, and stale privilege risk Privileged Access Register, Privileged Access Review Checklist, Emergency Privileged Access Record, Privileged Activity Log Review Checklist, A.8.2 Audit Checklist
A.8.3 Information Access Restriction Define owner-approved access rules, configure application/database permissions, restrict sensitive functions and exports, and manage dynamic privilege sessions Sample access matrices, application roles, database permissions, report/export controls, maintenance utility access, dynamic privilege records, and access review results Excessive access, shared database bypass, unauthorized data extraction, maintenance utility misuse, dynamic privilege abuse, and access-policy enforcement failure Information Access Rule Matrix, Information Access Restriction Review Checklist, Dynamic Privilege Session Record, Sensitive Function and Export Control Checklist, A.8.3 Audit Checklist
A.8.4 Access to Source Code Restrict repository/tool/library access, protect CI/CD, enforce code review, and verify code/build integrity Sample repository access, branch protection, change records, CI/CD access, library sources, code signing/checksums, and production code exposure Source disclosure, malicious code modification, compromised build tools, dependency compromise, production code exposure, and weak change integrity risk Source Code Access Register, Development Tool and Library Integrity Checklist, Source Code Change Control Checklist, A.8.4 Audit Checklist
A.8.5 Secure Authentication Define risk-based authentication, true MFA, failed-attempt controls, safe error messages, recovery controls, and exceptions Sample authentication standards, MFA configuration, failed logon settings, error messages, logs, alerts, and compensating control records Credential compromise, account enumeration, brute force, weak MFA, insecure recovery, and legacy authentication risk Secure Authentication Standard, Authentication Mechanism Review Checklist, Authentication Exception and Compensating Control Record, A.8.5 Audit Checklist
A.8.6 Capacity Management Monitor resources, set thresholds, trend demand, forecast needs, manage scaling/tuning, and include staff capacity Sample capacity plan, monitoring dashboards, alerts, trend reports, forecasts, upgrade/tuning actions, cloud quotas, and staff capacity records Resource exhaustion, service degradation, cloud quota failure, logging/backup failure, and availability risk Capacity Management Plan, Capacity Monitoring and Forecast Register, Critical System Capacity Review Checklist, A.8.6 Audit Checklist
A.8.7 Protection Against Malware Define malware protection scope, deploy approved tools, monitor updates, scan infection paths, record infections, verify recovery, and train users Sample malware standard, coverage/update reports, scan settings, alert logs, infection response records, rebuild/cleaning verification, and awareness evidence Malware infection, ransomware, credential theft, malicious downloads, phishing payloads, lateral movement, outdated protection, and recovery verification risk Malware Protection Standard, Malware Protection Coverage and Update Register, Malware Infection Response Record, Malware Awareness Checklist, A.8.7 Audit Checklist
A.8.8 Management of Technical Vulnerabilities Obtain vulnerability intelligence, scan/test systems, risk-rate exposure, patch or mitigate, manage exceptions, and retest closure Sample vulnerability sources, scan scope, reports, risk ratings, patch/change records, rollback plans, retests, exceptions, and metrics Known vulnerability exploitation, delayed patching, incomplete scanning, failed remediation, unmanaged exceptions, and residual vulnerability risk Vulnerability Management Procedure, Vulnerability Register and Remediation Tracker, Patch Testing and Rollback Checklist, Vulnerability Exception and Risk Acceptance Record, A.8.8 Audit Checklist
A.8.9 Configuration Management Define baselines, map systems, implement configurations, monitor drift, manage deviations, and review baselines Sample configuration baselines, system mapping, compliance reports, exception records, risk assessments, drift alerts, change records, and baseline reviews Insecure defaults, configuration drift, unauthorized change, misconfiguration exposure, stale baseline, and weak exception handling risk Configuration Baseline Register, Configuration Exception and Risk Acceptance Record, Configuration Compliance Review Checklist, Configuration Drift Alert Review Record, A.8.9 Audit Checklist
A.8.10 Information Deletion Define retention/deletion rules, select deletion methods, delete data when no longer required, protect items awaiting destruction, and evidence deletion Sample asset register, retention rules, deletion/destruction logs, certificates, cloud/backup deletion records, and competence evidence Over-retention, privacy exposure, residual data recovery, insecure media awaiting destruction, cloud deletion uncertainty, and backup retention risk Information Deletion and Destruction Register, Information Retention and Deletion Rules, Cloud and Backup Deletion Checklist, A.8.10 Audit Checklist
A.8.11 Data Masking Define masking methods, restrict full-data access, segregate lookup tables, log re-combination, assess re-identification, and delete re-combined data Sample masking standard, decision register, role access, masking demo, key/lookup segregation, re-combination logs, and re-identification assessment Sensitive data overexposure, weak anonymisation, test-data leakage, unsegregated token lookup, and re-identification risk Data Masking Standard, Data Masking Decision Register, Re-Identification Risk Assessment, A.8.11 Audit Checklist
A.8.12 Data Leakage Prevention Define sensitive data scope, approved flows, DLP rules, transfer approvals, alert handling, and user awareness Sample sensitive data inventory, approved flow register, DLP rules, alerts, false-positive logs, transfer approvals, and user interviews Unauthorized sensitive data transfer, unapproved cloud sharing, email leakage, removable media leakage, weak transfer authorization, false-positive fatigue, and exfiltration risk DLP Scope and Rule Register, Approved Sensitive Data Flow Register, DLP Alert Review and Tuning Log, Sensitive Data Transfer Approval Record, A.8.12 Audit Checklist
A.8.13 Information Backup Define backup scope/frequency, protect backup copies, monitor failures, test restores, and preserve archive recoverability Sample backup policy, coverage register, job logs, restore tests, encryption/access evidence, off-site/immutable storage, archive recovery, and corrective actions Data loss, ransomware recovery failure, backup corruption, untested restore, backup confidentiality breach, archive unreadability, and continuity failure risk Backup Policy and Schedule, Backup and Restore Test Record, Backup Scope and Coverage Register, Long-Term Archive Recoverability Checklist, A.8.13 Audit Checklist
A.8.14 Redundancy of Information Processing Facilities Define availability requirements, design sufficient redundancy, assess introduced risks, test failover, and manage gaps Sample availability requirements, architecture, risk assessments, failover tests, recovery records, supplier/cloud evidence, and compensating controls Single point of failure, untested failover, unmet availability requirement, dependency failure, replication risk, and continuity failure risk Redundancy Requirements and Architecture Register, Redundancy Failover Test Record, Availability Requirement Mapping, A.8.14 Audit Checklist
A.8.15 Logging Define loggable events, collect useful logs, protect/retain logs, analyse alerts, and escalate incidents or corrective actions Sample logging standard, source register, logs, retention, tamper protection, SIEM rules, alert triage, and corrective action records Undetected misuse, weak incident evidence, privileged log tampering, insufficient retention, alert fatigue, fault trend blind spots, and failed accountability risk Logging and Monitoring Standard, Log Source and Retention Register, Log Review and Alert Triage Record, Log Integrity and Access Review Checklist, A.8.15 Audit Checklist
A.8.16 Monitoring Activities Define risk-based detection use cases, configure monitoring sources/rules/thresholds, tune alerts, correlate events, and define escalation Sample risk-to-alert mapping, monitoring source coverage, SIEM/IDS/IPS/EDR rules, threshold reviews, alert triage, detected incident records, false-positive/event-fatigue evidence, and out-of-hours escalation Undetected attack, lateral movement, monitoring blind spot, alert fatigue, missed escalation, and delayed incident response risk Monitoring Detection Use Case Register, Monitoring Coverage and Data Source Map, Monitoring Alert Threshold Review, Out-of-Hours Monitoring Escalation Checklist, A.8.16 Audit Checklist
A.8.19 Installation of Software on Operational Systems Define controlled production installation, restrict installer rights, test changes, verify licence/support, log deployments, and prepare rollback Sample installation procedure, approved change/release records, test evidence, installation logs, rollback records, licence/support checks, and privileged access records Unauthorized software, untested production change, unsupported software, licence noncompliance, rollback failure, fraud, integrity loss, and service failure risk Operational Software Installation Procedure, Operational Software Release and Installation Record, Software Rollback and Fallback Checklist, Software Licence and Support Verification Checklist, A.8.19 Audit Checklist
A.8.20 Networks Security Define architecture, zones, network device controls, routing restrictions, public/virtual network protection, monitoring, and change control Sample topology, zoning standard, firewall/router/switch configuration reviews, network change records, device admin logs, monitoring records, and virtual/cloud network reviews Unauthorized network access, interception, lateral movement, misconfiguration, insecure management path, virtual network bypass, availability loss, and undetected breach risk Network Security Architecture and Zoning Standard, Network Device Configuration and Change Review, Network Monitoring and Corrective Action Register, Virtual Network and Hypervisor Security Review, A.8.20 Audit Checklist
A.8.21 Security of Network Services Identify network service security requirements, service levels, provider features, monitoring, and compensating controls Sample service register, risk assessment, SLA/security feature mapping, provider review records, failover evidence, and exception/risk acceptance records Supplier network service exposure, inadequate service levels, weak failover security, unverified provider controls, confidentiality/integrity loss, and provider availability risk Network Service Security Requirements Register, Network Service Provider Review Checklist, Network Service SLA and Security Feature Review, A.8.21 Audit Checklist
A.8.22 Segregation of Networks Define zones, assign systems/users/services, control inter-zone connections, test segmentation, and manage wireless/cloud exceptions Sample zone model, connection matrix, firewall/routing/security group rules, segmentation tests, wireless assessments, and exception records Lateral movement, unauthorized access between zones, flat-network exposure, wireless bypass, cloud segmentation gap, and performance-driven weakening risk Network Zone and Connection Matrix, Network Segmentation Test Checklist, Wireless Network Security Assessment, A.8.22 Audit Checklist
A.8.23 Web Filtering Define risk-based web categories, apply filtering coverage, manage exceptions, prevent bypass, and route malicious destination alerts Sample web filtering policy/category matrix, tool configuration, coverage reports, exception register, bypass alerts, malicious destination alerts, and review records Malware download, phishing, malicious content exposure, command-and-control communication, unmanaged bypass, and missed compromise indicator risk Web Filtering Policy and Category Matrix, Web Filtering Exception Register, Web Filtering Coverage Review, A.8.23 Audit Checklist
A.8.24 Use of Cryptography Define cryptographic rules, approved algorithms, key management lifecycle, certificate/CA controls, legal checks, and escrow/recovery Sample cryptographic policy, use case register, algorithm/key standard, key register, KMS/HSM/access evidence, certificate review, legal assessment, and escrow/recovery records Confidentiality loss, integrity failure, weak authenticity/non-repudiation, key compromise, certificate misuse, legal restriction breach, and unrecoverable encrypted information risk Cryptographic Controls Policy, Cryptographic Use Case and Algorithm Register, Cryptographic Key Management Register, Certificate Authority and Certificate Review, Key Escrow and Emergency Recovery Checklist, Cryptographic Legal Requirements Assessment, A.8.24 Audit Checklist
A.8.25 Secure Development Life Cycle Define secure development rules, train developers, verify compliance, audit code, track vulnerabilities, and cover suppliers Sample secure development policy, training records, code review records, vulnerability remediation, supplier clauses, and standards review Insecure code, vulnerable development environment, hidden functionality, supplier development gap, IP exposure, and future production compromise risk Secure Development Policy, Secure Development Compliance Review Checklist, Secure Code Review Record, Developer Security Training Matrix, A.8.25 Audit Checklist
A.8.26 Application Security Requirements Identify, specify, approve, and verify application security requirements for developed or acquired applications Sample requirements register, risk assessment, approval records, transaction checklist, test evidence, and exception records Missing security requirement, insecure acquired application, weak transaction control, cryptographic misfit, fraud, legal noncompliance, and insecure public application risk Application Security Requirements Register, Application Transaction Security Checklist, Application Security Requirements Approval Record, A.8.26 Audit Checklist
A.8.27 Secure System Architecture and Engineering Principles Define secure engineering principles, apply them in design reviews, maintain them, and manage deviations Sample principles standard, architecture review records, threat models, deviation records, supplier requirements, and standards review Insecure architecture, weak trust boundary, retrofitted security failure, supplier design gap, architecture drift, and uncontrolled exception risk Secure Architecture Principles Standard, Security Architecture Review Record, Security Engineering Deviation Record, A.8.27 Audit Checklist
A.8.28 Secure Coding Select context-specific secure coding standards, train developers, run automated/manual checks, review generated code, and manage exceptions Sample coding scope, secure coding standard, developer interviews, static analysis/secret scan evidence, secure code reviews, exception records, and supplier/generated code reviews Injection, hard-coded secret, memory safety error, insecure dependency, weak error handling, generated insecure code, and supplier code weakness risk Secure Coding Standard, Secure Coding Compliance Review Checklist, Secure Code Review Record, Secure Coding Exception Record, AI-Generated Code Security Review Checklist, A.8.28 Audit Checklist
A.8.29 Security Testing in Development and Acceptance Define risk-based security testing, acceptance criteria, remediation, retesting, operations/user involvement, and final sign-off Sample security test plans, acceptance criteria, test results, remediation tracker, retest evidence, training/operations readiness, and sign-off Untested security requirement, late vulnerability discovery, defective input handling, access control failure, unresolved finding, insecure acceptance, and user bypass risk Security Test Plan, Security Acceptance Criteria Checklist, Security Test Results and Remediation Tracker, Security Acceptance Sign-Off Record, A.8.29 Audit Checklist
A.8.30 Outsourced Development Define supplier development requirements, monitor activity, review deliverables, track defects, and control acceptance Sample supplier risk assessments, contract clauses, review records, code/test evidence, vulnerability trackers, IP/licence reviews, and acceptance sign-off Supplier development opacity, insecure outsourced code, hidden functionality, weak supplier testing, IP dispute, subcontractor risk, and supply chain compromise Outsourced Development Security Requirements Checklist, Outsourced Development Review Register, Supplier Development Evidence Request List, A.8.30 Audit Checklist
A.8.31 Separation of Development Test and Production Environments Define environment classes, separate access/network/data, control promotion, protect test data, and secure non-production systems Sample environment inventory, access reviews, network/firewall rules, CI/CD release records, change approvals, test data approvals, and configuration evidence Test-to-production compromise, unauthorized production change, production data leakage in test, shared credential risk, CI/CD bypass, and unmanaged development environment exposure Development Environment Separation Standard, Development Test Production Separation Checklist, Test Data Security Approval Record, A.8.31 Audit Checklist
A.8.32 Change Management Define change procedures, assess impact, approve, test, implement, rollback, log, and review changes Sample change requests, security impact assessments, approvals, test evidence, rollback plans, implementation logs, release records, and emergency change reviews Unauthorized change, production outage, weakened security controls, failed rollback, emergency change abuse, undocumented configuration, and release traceability failure Change Management Procedure, Change Request and Security Impact Assessment, Emergency Change Record, Release and Rollback Plan, A.8.32 Audit Checklist
A.8.33 Test Information Select safe test data, authorize live-data use, protect test outputs, control access, and delete after use Sample test data register, approvals, masking evidence, access reviews, logs/output handling, deletion records, and privacy review Production data exposure in test, weak masking, uncontrolled test outputs, privacy noncompliance, excessive retention, and insecure deletion Test Information Management Register, Test Data Protection Checklist, Test Data Security Approval Record, A.8.33 Audit Checklist
A.8.34 Protection of Information Systems During Audit Testing Plan and authorize operational audit testing, control tools, log activity, avoid disruption, protect results, and consider independence Sample audit testing plans, management approvals, rules of engagement, tool validation records, access logs, result access controls, and independence records Audit-induced outage, unauthorized data access during assurance, uncontrolled tool use, sensitive result exposure, and independence failure Audit Testing Plan and Authorization Record, Audit Tool Validation Record, A.8.34 Audit Checklist

Mapping notes

  • A.8 controls require technical evidence. Policies are not enough.
  • Endpoint controls connect to remote working, off-premises assets, and incident reporting.
  • Privileged access controls connect strongly to identity management, access rights, logging, incident response, and evidence collection.
  • Information access restriction connects access policy to real application, database, reporting, export, and support-session enforcement.
  • Source code access connects secure development, change control, CI/CD integrity, and supplier/dependency risk.
  • Secure authentication connects access restrictions to actual identity proofing and failed-access handling.
  • Capacity management connects availability risk to monitoring, forecasting, continuity, and operations planning.
  • Malware protection connects endpoint security, user awareness, incident response, threat monitoring, and recovery verification.
  • Technical vulnerability management connects threat intelligence, asset exposure, patch/change control, and retesting.
  • Configuration management connects secure baselines, compliance monitoring, exception handling, and incident/change workflows.
  • Information deletion connects retention, privacy, media handling, cloud/backup controls, and disposal evidence.
  • Data masking connects privacy, access control, data minimization, testing/analytics, and re-identification risk.
  • Data leakage prevention connects classification, information transfer, DLP tooling, user awareness, and incident response.
  • Information backup connects availability, integrity, continuity, ransomware recovery, and records retention.
  • Redundancy connects availability requirements, architecture design, failover testing, and continuity assurance.
  • Logging connects detection, investigation, evidence integrity, privileged accountability, incident response, and corrective action.
  • Monitoring connects risk-based detection, telemetry coverage, alert tuning, event assessment, incident escalation, and continual improvement.
  • Software installation connects change control, operational integrity, rollback, licence compliance, supportability, and production accountability.
  • Network security connects architecture, zoning, device hardening, virtual/cloud paths, monitoring, and incident/corrective action.
  • Network services connect supplier/service management, service levels, resilience, provider security features, and compensating controls.
  • Network segregation connects architecture, access control, blast-radius reduction, wireless/cloud design, and monitoring.
  • Web filtering connects malware protection, acceptable use, monitoring, incident triage, and user awareness.
  • Cryptography connects risk treatment, confidentiality, integrity, authenticity, non-repudiation, legal requirements, key lifecycle, and supplier/key-service governance.
  • Secure development connects SDLC governance, developer competence, vulnerability prevention, supplier control, IP protection, and production integrity.
  • Application security requirements connect risk assessment, requirements engineering, acquisition, transaction security, testing, and approval.
  • Secure architecture principles connect design governance, security engineering, threat modelling, exception handling, and supplier architecture.
  • Secure coding connects language-specific development practice, automated review, manual review, exception control, generated code review, and vulnerability prevention.
  • Security testing connects requirements verification, vulnerability discovery, acceptance, remediation, retesting, and operational readiness.
  • Outsourced development connects supplier security governance, secure development, contractual control, IP protection, deliverable assurance, and supply chain risk.
  • Environment separation connects change control, access control, test data protection, CI/CD governance, configuration management, and production integrity.
  • Change management connects operational stability, security impact analysis, release control, rollback, configuration management, vulnerability management, and evidence retention.
  • Test information connects data minimization, masking, privacy, environment separation, logging, deletion, and test reproducibility.
  • Audit testing protection connects internal audit, vulnerability assessment, operational approval, tool control, logging, result protection, and independence.
  • Iso27001
  • Iso27005
  • Iso27002
  • Crosswalk
  • Technological controls

Note Metadata

Aliases: A.8 Implementation Audit Risk Map

Source: 08 Crosswalks/A.8 Technological Controls Implementation Audit Risk Mapping.md

Graph-sourced resources

Templates and evidence

Implementer templates

Working artifacts for control owners and operators.

Auditor evidence packs

Evidence collections and audit-facing verification material.