Mastering Non-Functional Requirements

Security

Security is the ability of an application to avoid malicious incidences and events outside of the designed system usage, and prevent disclosure or loss of information. Improving security increases the reliability of an application by reducing the likelihood of an attack succeeding and impairing operations. Adding security controls protects assets and prevents unauthorized access and manipulation of critical information. The factors that affect an application security are confidentiality and integrity. The key security controls used to secure systems are authorization, authentication, encryption, auditing, and logging.

Definition and monitoring of effectiveness in meeting the security requirements of the system, for example, to avoid ...