What is ISMS?

Information Security Management Systems

ISMS (Information Security Management Systems) are set of policies and procedures to manage organization’s sensitive data.

It is based upon systematic business risk approach to establish, implement, operate, monitor, review, maintain, and improve your ISMS.

It combines people, processes and IT systems by applying it to risk management process.

The most fundamental aspects on which the Information security standard is based upon is maintaining the Confidentiality (C), Integrity (I), and Availability (A) of the information.

What is ISO 27001 standard?

The ISO/IEC 27000 family of standards helps organizations to secure information assets, and the best standard for providing Information Security Management System (ISMS) among the family is ISO 27001.

The ISO 27001 standard provides a framework for information security management best practice.

ISO 27001:2013 has 114 control, and 14 controls objectives.

The 14 controls objectives are

  • Information security policies
  • Organization of Information security
  • Human resources security
  • Asset management
  • Access control
  • Cryptography
  • Physical and environmental security
  • System acquisition, development and maintenance
  • Operations security
  • Communications security
  • Operations security
  • Supplier relationships
  • Information security incident management
  • Information security aspects of business continuity management

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ISMS – A big umbrella for Information security

An information security management system (ISMS) is a set of policies and procedures for systematically managing an organization’s sensitive data. The goal of ISMS is to minimize risk and ensure business continuity by pro-actively limiting the impact of a security breach.

ISMS is a big umbrella under which various products and services related to information security are included, list of those information security products are listed below

  • ISO 27001:2013
  • GDPR
  • SOC
  • VAPT
  • Cloud risk management
  • Mobile security risk management
  • SEBI guidelines for Information security
  • RBI guidelines for Information security
  • MTCS – Multi-tier cloud security

Benefits of implementing ISMS in an organization?

  1. It develops a framework for complying with legal, regulatory and contractual requirements.
  2. It creates good organizational image due to the certificate issued by certification body.
  3. Builds security culture within the organization.
  4. It optimizes the operations within the organization.
  5. Ensures Business continuity.
  6. Increases the compliance level of the organization
  7. Increases the satisfaction to both the internal and external customers of the organization
  8. Considerable decrease in security incidents
  9. IT systems downtime decreased considerably.
  10. It makes an organization pro-active to evolving security threats.

Major Benefits of implementing ISO 27001 standard?

The prime factors that drive any organization to go for ISO 27001 certifications are the rapid threat to information and the increase in regulatory and statutory requirement.

Other benefits of the implementing ISO 27001 standards are

  1. Protects both Clients and Employees information.
  2. Mitigate Information security risk effectively.
  3. Maintain and enhance companies Brand Image
  4. Aligning with regulations like European Union General Data Protection regulation (EU GDPR), SOX etc.

Framework of ISO 27001:2013?

Implementation of ISO 27001 standard for any organization, requires a specific approach to be followed. It works on the well-known P-D-C-A cycle and the framework for implementation of is given below:

Plan (P)

  • Initiating the ISMS
  • Understanding the organization
  • Analyze the existing systems
  • Leadership and project approval
  • Scope
  • Security policy
  • Risk assessment
  • Statement of applicability

Do (D)

  • Organization structure
  • Document management
  • Design of controls and procedures
  • Communication
  • Awareness & training
  • Implementation of controls
  • Incident management
  • Operations management


  • Monitoring, measurement analysis and evaluation.
  • Internal audit
  • Management review

Act (A)

  • Treatment of Non-compliances
  • Continual improvement

Pre-requisite before implementing ISO 27001 within your organization?

  1. Make up your mind both for financial and efforts required for the implementation of ISO.
  2. Getting your team ready who will be having direct involvement for ISMS implementation.
  3. Employee who has previous experience should be given preference for smooth journey.
  4. ISMS scope to be defined and agreed
  5. Searching and finalizing the ISMS consulting organization to guide you in your initiative.
  6. Finalizing the approach for the implementing of ISO 27001:2013 standard with the consulting organization.
  7. Clearly understanding the roles and responsibility of both consultant and client organization.
  8. Prepare the work breakdown structure for the ISMS initiative practically scheduling the activities considering resources availability.
  9. Finalize the certification bodies from which the organization intents to gets audited.
  10. Organization can also enter into an AMC with the consultant for regular internal audit in order to maintain the ISMS systems and also for continual improvement even after the certification.

Steps for implementing ISO 27001 standard within the organization

  1. Kick-off meeting – Formation of ISMS implementation team
  2. Awareness Training – ISMS awareness training
  3. Risk assessment training
  4. Preparation of Statement of Applicability (SOA)
  5. Information asset list creation
  6. Creation of mandatory checklist, procedure, guidelines templates.
  7. Review of Implementation plan and ISMS.
  8. Internal audit training
  9. Internal audit
  10. Closures of Non-compliance
  11. Certification audit – stage 1 and stage 2.

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CUNIX is a CMMI Institute Partner and Management Consulting Organization established in 1992, worked in 19+ countries and currently headquartered at Mumbai, India. CUNIX currently focuses on Strategy, Project Management, Process Improvement, Information Security and Business Continuity Consulting. CUNIX focuses on models and standards like CMMI, ISO 9001, ISO 27001, ISO 20000, ISO 22301, ISO 31000, SSAE16, HIPAA, PCI-DSS, and BSC.