The non-functional requirements of a system are the critical components of the system that are not actively seen by the end user. Some examples of non-functional requirements are as follows:
- Logging: Every production system needs to have a robust logging solution backing it up. It provides insight on the status of the system and helps to track down production bugs when they occur.
- Auditing: Compliance is fast becoming a non-negotiable requirement. Companies that are driving traffic online are aware of the requirements of laws and regulations like GDPR, PCI, DSS, HIPAA, and so on. One of the primary requirements of such compliance is to maintain an audit trail that provides insight into who changed the state of the system or the underlying infrastructure, and when and why it changed. It is crucial that systems have a non-invasive audit trail...
