ISO/IEC 27001:2022 Information Security Controls Explained

Discover ISO/IEC 27001:2022 annex A changes in information security controls: 11 new controls, 57 merged into 24, 23 renamed, and one split.

Explore the organizational controls in ISO 27001:2022 annex a, including information security policies, asset management, human resource security, supplier relationships, and ongoing improvement of the information security management system.

Learn how top level and topic specific information security policies define, approve, and publish controls to protect assets, with examples like acceptable use, clean desk, and remote work.

Define information security roles and responsibilities from chief information security officer to internal auditor, including top management, and coordinate risk management and access rights within the information security management system.

Divide knowledge and privileges among multiple users to prevent fraud and errors; implement rbac, authorize, document, and audit tasks with monitoring and a policy template.

Managers must lead by example, brief everyone before access to sensitive data, and provide role-specific security guidance to foster a culture of security awareness, training, and policy compliance.

Establish and maintain a clear communication framework with authorities, designate roles such as the CISO or liaison officer, and define when to share incident details and logs.

Learn to engage with special interest groups such as issa, isaca, and fs-isac to stay updated on threats and best practices, with assigned responsibility and regular reviews.

Learn how iso/iec 27001:2022 control 5.7 threat intelligence gathers, analyzes, and contextualizes information about cyber attacks to raise threat awareness and enable proactive defense across strategic, tactical, and operational layers.

Embed information security into project management through security by design, risk assessment, risk management, and clear roles, aligning objectives with PMI PMBoK and Prince2 frameworks.

Understand control 5.9 by creating and maintaining an asset inventory and asset register, defining owners, classifications, and protection requirements for information, hardware, software, infrastructure, people, outsourced services, and intangible assets.

Define and document acceptable use policies for information and processing assets, implement access controls and asset handling procedures, monitor compliance, and communicate security requirements to employees and third parties.

Enforce ISO/IEC 27001 control 5.11 return of assets to safeguard organization assets during termination. Implement an exit process that ensures asset return, protects data, and logs non-returns as security incidents.

Explain information classification under ISO/IEC 27001:2022 control 5.12 by assigning data to levels based on sensitivity and impact, with ownership accountability and access control alignment for confidentiality, integrity, and availability.

Apply labeling procedures that reflect the 5.12 information classification scheme for both physical and electronic assets, ensuring labels are easily recognizable and staff are aware of handling rules.

Establish and enforce clear policies and procedures to securely transfer information, protecting confidentiality, integrity, and availability while guarding against malware, misrouting, and unauthorized use across electronic and physical transfers.

Define and implement a comprehensive access control policy that ensures authorized access, prevents unauthorized access, enforces least privilege, need-to-know, need-to-use, segregation of duties, and monitors physical and logical access.

Explain how iso 27001 identity management enforces single identities, controlled sharing, and non-human identity oversight, and detail the process of verifying, establishing, configuring, and provisioning access with audit records.

Ensure accurate entity authentication and secure management of authentication information by enforcing unique temporary credentials, secure transmission, identity verification, first-use changes, and records kept by an approved password vault.

Assign and revoke user access to information assets through a documented provisioning process, maintain a central record, and enforce segregation of duties with regular privileged access reviews.

Explore how to govern supplier relationships through a formal information security policy that defines access, minimum security requirements for each supplier type, lifecycle processes, monitoring, incident handling, and obligations.

Learn how to address security in supplier agreements by defining information security requirements, classifications, legal obligations, and incident management, auditing, access controls, subcontracting, and reporting.

Define information security requirements for ICT products and services and embed them in supplier agreements. Propagate these requirements through the supply chain and monitor compliance with traceability for critical components.

Explore how to monitor, review, and manage changes to supplier services under ISO/IEC 27001:2022, ensuring adherence to information security terms, audits, incident handling, and service continuity.

Defines a preagreed categorization and prioritization scheme for information security incidents, enabling prompt assessment and classification by trained coordinators, with detailed records to improve response over time.

Learn how to manage information security for cloud services with clear policies, risk assessment, and defined roles; govern provider agreements, incident handling, exit strategies, and ongoing monitoring to protect data.

Learn how to plan and prepare for information security incidents, detailing monitoring, detecting, analyzing, reporting, logging, and handling of forensic evidence, with escalation and communication procedures.

Learn from information security incidents to improve posture by analyzing past events, quantifying incident types, volumes, and costs, and strengthening incident management, risk assessments, controls, and user training.

Establish and follow incident response procedures with a designated expert team to contain incidents, collect evidence, escalate as needed, log activities, coordinate with internal and external parties for post-incident analysis.

Master the collection, acquisition, and preservation of digital evidence for information security incidents, ensuring admissibility across jurisdictions by following procedures, preserving integrity, and certifying personnel.

Protect information and assets during disruption by identifying critical processes and assets and adapting information security controls to preserve confidentiality, integrity, and availability within the business continuity management process.

Explore ICT readiness for business continuity, including conducting a business impact analysis (BIA). Define RTO and RPO, and outline ICT continuity strategies to ensure availability during disruptions.

Explore how statutory, regulatory, and contractual requirements shape information security policies, risk assessments, and asset classification for compliant security programs. Understand cross-border, cryptography, and contractual implications for suppliers and insurers.

Define and communicate an intellectual property rights policy to ensure compliance with legal, regulatory, and contractual requirements. Manage licenses, asset registers, and use to prevent unpermitted copying or data extraction.

Protect records by aligning storage, handling, disposal with legal and contractual requirements, define retention schedules, apply classification, ensure access controls, encryption, chain of custody, and metadata for reliable, retrievable records.

Explain how to protect PII by establishing a privacy policy, appointing a privacy officer, implementing access controls, secure storage, retention rules, and privacy impact assessments under applicable laws.

Plan and initiate periodic independent reviews of information security to ensure ongoing suitability, adequacy, and effectiveness, with independent assessors reporting results and driving corrective actions.

Establish and maintain information security according to organizational policies and legal obligations, review requirements with automated tools, address non-compliance through timely corrective actions, and report results to independent reviewers.

Documented operating procedures guide the secure operation of information processing facilities, defining responsibilities, secure installation, data handling, backups, monitoring, and system recovery.

Learn how ISO/IEC 27001:2022 information security controls address the human side of security for remote work, covering confidentiality, non-disclosures, screening, training, and vetting.

The screening control verifies eligibility and suitability of all personnel, including contractors and third-party suppliers, through identity checks, CV and qualifications verification, references, and re-verification, with privacy and PII protection.

Clarify terms and conditions of employment to instill information security responsibilities and confidentiality before access to confidential information, and address policies, pre-employment signing, and post-employment considerations.

Establish an information security awareness, education and training program aligned with the organization's policies and procedures, delivered ongoing through multiple channels to internal and external personnel, including technical teams.

Define and implement a fair, consistent disciplinary process for information security policy violations. Learn to deter, educate, and reward good security behavior while protecting identities and complying with legal requirements.

Explain how to manage information security responsibilities after termination or change of employment, including transfer of duties, access termination, asset return, and exit interviews to protect organizational interests.

Explore confidentiality and non-disclosure agreements under ISO/IEC 27001 control 6.6, defining terms, scope, duration, termination, ownership, and duties to protect sensitive information and trade secrets.

Explain control 6.7 remote working by outlining a policy that secures information when staff work remotely, covering remote access, authentication, device security, home networks, and training.

Describe the 6.8 information security event reporting control, outlining timely, consistent reporting of incidents, breaches, and vulnerabilities, responsibilities of personnel, and accessible reporting procedures and points of contact.

Explore the physical controls category of ISO/IEC 27001:2022 Annex A, detailing measures to prevent unauthorized access, protect assets from damage or theft, and securely store and transport information.

Define physical security perimeters to prevent unauthorized access and damage, then apply Annex A guidelines to establish sighting and strength, secure doors and windows, and monitor fire doors.

Enforce authorized physical access controls for sites and delivery areas. Maintain logs and audit trails of all entries and enforce authentication with access cards, biometrics, or two-factor methods.

Implement physical security monitoring with CCTV, guards, intruder alarms, contact and motion detectors, and glass break sensors to prevent unauthorized access. Keep tamper-proof, tested systems per data protection rules.

Control 7.3 secures offices, rooms and facilities to prevent unauthorized physical access, damage and interference; locates critical facilities away from the public and uses unobtrusive buildings with electromagnetic shielding.

Protects physical assets and information systems from natural disasters, intrusions, and environmental threats through risk assessments, monitoring, and safeguards such as fire and flood detection, surge protection, and secure storage.

Enforce a clear desk and clear screen policy to protect sensitive information, using device timeouts, printer authentication, secure disposal, pop-up controls, and vacating final sweeps.

Position and protect equipment to minimize unauthorized access and environmental threats, monitor conditions, and separate facilities to reduce electromagnetic radiation risks.

Protect off premises assets by enforcing authorized use, logging chain of custody, and applying physical, environmental, and logical controls to prevent theft, damage, or information loss.

Explore how control 7.10 safeguards confidentiality, integrity, and availability of information on removable storage media from unauthorized disclosure, modification, or destruction, with policy, authorization, and secure handling.

Describe how 7.11 supporting utilities safeguard information and assets by configuring, testing, and securing electricity, telecommunications, and water systems, ensuring continuous operations and redundancy.

Safeguard power and telecommunications cabling through underground placement, armored conduits, labeling, access controls, alarms, shielding, periodic inspections, and fiber optics to prevent loss, damage, theft, compromise, or disruption.

Understand secure disposal or reuse of equipment by destroying or overwriting storage media, applying full disk encryption, logging disposal, and selecting trusted providers to prevent data leakage.

Technological controls are the last category of ISO/IEC 27001 controls, comprising 37 measures implemented through hardware, software, and firmware to protect information and information systems.

Explore how organizations guard information with user endpoint devices through secure configuration, registration, access controls, encryption, backups, BYOD policies, and remote software management.

Grant privileged access only to authorized users and services through a controlled authorization process. Maintain separate identities, log all privileged activity, perform regular reviews, and use higher authentication for escalations.

Learn how to enforce information access restriction by granting access to authorized users, using dynamic access management, and applying granular controls across identity, device, location, and application.

Learn how to safeguard source code through centralized management, role-based read and write access, and change controls to prevent unauthorized modifications and protect intellectual property.

Implement secure authentication by selecting suitable techniques and multifactor methods, including passwords, tokens, smart cards, biometrics, or digital certificates, and design logon procedures to minimize risk and monitor attempts.

Explore capacity management by identifying and monitoring capacity needs for facilities and personnel, applying tuning and stress tests, projecting future requirements, and pursuing scalable cloud-enabled solutions.

Implement a multifaceted malware protection strategy using detection and repair software, access and change management controls, automated scans, and awareness training to prevent unauthorized software and malware from external sources.

Master technical vulnerability management through asset inventories, scanning, patching, and coordinated disclosure, with defined roles, third-party risk, and regular testing to reduce cyber risk.

Define and implement processes and tools to enforce secure configurations across hardware, software, services, and networks, and continuously update templates through change management to prevent unauthorized changes and vulnerabilities.

Minimize exposure of sensitive information by deleting data in line with business needs and applicable laws and contracts, and record deletion results as evidence, including third-party and cloud service considerations.

Learn how data masking protects sensitive data, including PII, through pseudonymization, anonymization, encryption, and other techniques, while ensuring regulatory compliance and addressing potential indirect identification.

Discover how data leakage prevention detects and blocks unauthorized disclosure and extraction of sensitive information, using data classification, monitoring tools, and restricted data export.

Implement a topic-specific backup policy to ensure data recovery and restoration procedures. Regularly test backups, use secure storage including cloud options, and define retention for incident response and business continuity.

Explore how redundancy of information processing facilities ensures continuous availability through dual components, geographic data centers, and failover testing, while balancing security, supplier diversity, and business continuity.

Establish and enforce a comprehensive event logging policy to capture user and system activity, protect log integrity, enable alerts and investigations, and ensure secure, retained logs across time-synced systems.

Monitor for anomalous and unusual activity across inbound and outbound traffic, critical systems, and security logs to detect incidents and support rapid response.

Align all system clocks to a standard reference time using NTP or PTP, with GPS as a logging reference, and monitor external sources to ensure accurate, verifiable timestamps for investigations.

Control 818 governs the use of privileged utility programs, limiting usage to trusted authorized users and implementing authentication, authorization, and logging to protect information security and system controls.

Ensure the integrity of operational systems by securely installing and updating software only after testing and authorization, while enforcing least privilege and maintaining audit logs, rollback plans, and archives.

Protect information in networks by applying 8.20 controls to prevent unauthorized access and safeguard data across public, wireless, and virtualized networks, with proper responsibilities, documentation, and firewall-based monitoring.

Secure network services by implementing authentication, encryption, and access controls, while monitoring providers and establishing audit rights, service level requirements, and third-party attestations.

Explain how segregation of networks creates security boundaries by dividing networks into domains, assessing domains to define gateways and traffic controls, and applying criteria based on trust, criticality, and sensitivity.

Block access to unauthorized or malicious web resources through web filtering, protecting systems from malware; establish usage rules, train personnel, and apply signatures, heuristics, and domain lists.

Apply cryptography to protect confidentiality, authenticity, and integrity of information. Develop organizational policy and key management to govern encryption, algorithms, and public key management across devices, networks, and data.

Apply the secure development life cycle to ensure information security through software and systems, with environment separation, secure coding, regression testing, code scans, and supplier assurance.

Apply secure engineering principles across the full system life cycle, use layered security, least privilege, zero trust, and open standards to protect data in transit and at rest.

Master secure coding by establishing governance and secure design across in-house, third-party, and open source software, with threat modeling, secure coding standards, and static application security testing (sast) to minimize vulnerabilities.

Learn how security testing in development and acceptance validates information security requirements before production deployments, using secure coding, code analysis tools, vulnerability scanners, and matched test environments.

Identify application security requirements during development or acquisition. Cover authentication, data classification, access control, resilience to attacks, privacy, encryption in transit and at rest, input and output controls.

Establish and monitor outsourced development safeguards to ensure information security across the external supply chain. Align contractual requirements for design and testing, intellectual property rights, threat modeling, audits, and escrow.

Enforce the separation of development, testing, and production environments to protect production data, while applying secure change management, access controls, and environment labeling.

Master change management under ISO/IEC 27001:2022 8.32 by planning, assessing impact, communicating, testing, and deploying changes to protect confidentiality, integrity, and availability across the system development life cycle.

Ensure test information remains reliable and confidential by carefully selecting data, masking sensitive details, applying the same access controls as production, logging approvals, and deleting data after testing.

Agree audit requests with management, limit tests to read-only access where possible, verify device security, log all access, and use isolated copies that are deleted or protected after audit.

Gain a comprehensive understanding of the 93 ISO 27001 Annex A security controls, their objectives, and how to apply them to implement an information security management system.

Explore ISO/IEC 27001:2022 information security controls by example, walking through the 114 controls and providing clear explanations and practical examples.

Define, approve, publish, and communicate information security policies, including clean desk and acceptable use rules, and review them regularly to stay aligned with risks, technology, and regulations.

Define and document information security roles and responsibilities within the organization. Maintain contact with authorities and special interest groups, and segregate duties to embed information security into project management.

Define and enforce a mobile device policy and teleworking framework to protect corporate data through access controls, encryption, remote disabling, malware protection, patching, and secure remote access.