Introduction

ISO 27001 is an international standard for information security management systems (ISMS). It provides a systematic approach to manage sensitive information by applying a risk management process and gives requirements for establishing, implementing, maintaining, and continually improving information security. The standard specifies the use of security controls to protect confidentiality, integrity, and availability of information by applying a process of risk assessment and treatment. Organizations can use ISO 27001 as a framework to ensure that information assets are adequately protected and to demonstrate their commitment to cyber security.

ISO 27001 Standard

ISO 27001 is a globally recognized standard for information security management that provides a comprehensive framework for managing and protecting sensitive information. The standard outlines a systematic approach for managing information security risks, including the implementation of security controls to mitigate those risks.

The standard is based on a risk management process that involves identifying assets and the risks to those assets, evaluating the risks, treating the risks by implementing appropriate security controls, and continually monitoring and reviewing the effectiveness of those controls. This process is designed to help organizations of all sizes and types to protect their sensitive information and meet the increasing demands for data privacy and security.

ISO 27001 requires organizations to have a formal, documented information security management system (ISMS) in place. This ISMS must include policies, procedures, and processes to manage and protect information and should be regularly reviewed and updated to ensure that it remains effective in a constantly evolving threat landscape.

By implementing ISO 27001, organizations can demonstrate their commitment to cyber security and increase customer and stakeholder confidence in the security of their information. It can also help organizations to comply with various national and international regulations, including data privacy laws, and reduce the risk of security incidents and breaches.

How does Airgap Networks’ microsegmentation fit into this framework?

Network segmentation is a security technique that involves dividing a network into smaller segments or subnetworks to enhance the overall security of the network. In the context of ISO 27001, network segmentation can help organizations to achieve and maintain compliance by implementing various security controls and reducing the risk of security incidents and breaches.

By segmenting a network, organizations can isolate sensitive information and restrict access to it, reducing the attack surface and minimizing the potential impact of a security breach. This can also help to prevent unauthorized access and data exfiltration by implementing various access control measures, such as firewalls, virtual local area networks (VLANs), and network access control (NAC).

Network segmentation can also aid in the implementation of other security controls such as logging and monitoring, incident response, and data backup and recovery. By limiting access to sensitive information, organizations can better ensure that it is being protected and monitored and can more quickly respond to security incidents when they do occur.

In summary, network segmentation can play an important role in helping organizations to comply with ISO 27001 by providing additional security controls, reducing the risk of security incidents and breaches, and helping organizations to better protect and manage their sensitive information.

Airgap Networks’ agentless microsegmentation places each endpoint into its own isolated network segment and allows only authorized communication between them. The default security policy is to disallow any communication between each endpoint/network micro segment unless authorized by the security operator.

Summary

Network segmentation is a security technique that can help organizations achieve and maintain ISO 27001 compliance by dividing a network into smaller, isolated segments. This helps to reduce the attack surface, minimize the potential impact of security incidents, and enhance the implementation of security controls such as access control, logging and monitoring, incident response, and data backup and recovery. Network segmentation can also aid in protecting and managing sensitive information, which is a key requirement of ISO 27001.

Microsegmentation is an integral part of Airgap’s Zero Trust Everywhere solution, contributing to our customers' zero trust security initiatives and frameworks.