IAM is essential for improving your network security for several reasons. First, IAM helps you to prevent unauthorized access and reduce the risk of data breaches. By implementing strong authentication methods, such as passwords, biometrics, or multi-factor authentication (MFA), you can verify that only legitimate users can access your network. By applying the principle of least privilege, you can ensure that your users only have the minimum access rights they need to perform their tasks, and no more. By using role-based access control (RBAC) or attribute-based access control (ABAC), you can assign access rights based on predefined roles or attributes, such as job function, location, or project. This way, you can prevent users from accessing sensitive or irrelevant resources on your network.
Second, IAM helps you to improve your network performance and efficiency. By automating the provisioning and deprovisioning of user accounts, devices, and applications, you can reduce the administrative burden and human errors involved in managing access rights. By using single sign-on (SSO) or federated identity management, you can allow your users to access multiple resources on your network with one login credential, and simplify the authentication process. By using self-service portals or password managers, you can empower your users to manage their own passwords, profile information, or access requests, and reduce the need for IT support.
Third, IAM helps you to comply with security standards and regulations. By using IAM solutions, you can generate reports and logs of the access activities on your network, and track who accessed what, when, where, and how. This way, you can audit your network security and identify any anomalies, violations, or incidents. You can also use IAM solutions to enforce security policies and rules, such as password complexity, expiration, or rotation, and ensure that your users follow the best practices for network security. By doing so, you can demonstrate your compliance with various security frameworks and regulations, such as ISO 27001, PCI DSS, HIPAA, or GDPR.