What type of security is strengthened by a strong security posture and network hardening?

A strong security posture and effective network hardening significantly bolster information security. Information security focuses on the confidentiality, integrity, and availability of data, which encompasses the protection of digital information against unauthorized access and breaches. By implementing network hardening techniques—such as configuring firewalls, updating software, and applying access controls—organizations can create a robust environment that defends sensitive information from various threats.

Operational security, while pertinent, primarily deals with processes and decisions to protect data and assets throughout operational activities, rather than the technical measures associated with hardening networks. Physical security focuses on protecting physical assets and facilities, which, while important, does not directly relate to digital information protection. Application security aims to secure individual applications, ensuring that they are developed and maintained in a secure manner, but is a narrower focus compared to the holistic approach of information security. Therefore, the choice reflects the broad and comprehensive nature of information security, especially as it pertains to safeguarding data through enhanced security measures and hardened network infrastructures.