👉 Preventative is a type of security measure that aims to prevent an event or a situation from occurring in the first place. It involves identifying and addressing potential risks before they become serious problems. In the context of cybersecurity, preventive measures are typically focused on protecting systems by implementing controls such as secure passwords, access control policies, encryption, firewalls, and regular updates to software libraries. These measures are designed to reduce the likelihood that an attacker can exploit vulnerabilities in a system, thereby preventing it from being