Which statement best describes why least privilege is useful even for trusted users?

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The principle of least privilege is a fundamental security concept that restricts user permissions to only those required for their specific tasks. In Cisco networking environments, this means configuring user accounts, device access, and administrative roles so that users cannot access or modify resources beyond their responsibilities. This approach limits the potential damage from both accidental errors and malicious actions, even when users are trusted employees or administrators. Implementing least privilege involves carefully evaluating each user's role and assigning permissions accordingly. Cisco devices support role-based access control (RBAC) and privilege levels to enforce these restrictions. By limiting access, organizations reduce the attack surface and contain the impact of compromised credentials or insider threats. Least privilege also complements other security measures like logging and monitoring, which provide visibility into user actions and help detect anomalies. A common exam trap is assuming that trusted users do not need restricted access or that least privilege eliminates the need for monitoring. In reality, trust does not prevent mistakes or account compromise. Cisco best practices emphasize that least privilege reduces risk by minimizing unnecessary exposure, while logging and monitoring remain essential for security oversight. Practically, applying least privilege helps maintain network stability and security by preventing unauthorized changes and limiting damage scope.

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