Which action is considered a necessary part of maintaining an information security policy?

Regular monitoring and testing of networks is a necessary part of maintaining an information security policy because it ensures that the security measures in place are effective, up-to-date, and capable of defending against new threats. Constant vigilance through monitoring allows organizations to detect potential vulnerabilities or breaches in real-time, facilitating a swift response to mitigate risks. Testing networks, which can include penetration testing and vulnerability assessments, also evaluates the resilience of security controls and identifies areas for improvement.

This proactive approach to maintaining security is essential because the threat landscape is continually evolving, and what may have been secure yesterday may no longer be effective today. By incorporating regular monitoring and testing into an information security policy, organizations are better positioned to adapt to changes in their environment and stay compliant with relevant regulations and standards. This vigilance forms a critical component of a comprehensive security strategy, ensuring that data and systems remain protected over time.