Security refers to protecting data and resources from unauthorised access or use. It ensures that legitimate users can access systems without obstruction while safeguarding against threats.
Key Aspects:
- Confidentiality: Ensuring that sensitive information is only accessible to authorised users.
- Integrity: Maintaining the accuracy and reliability of data.
- Availability: Ensuring that systems are operational and accessible when needed.
Effective security measures are crucial for protecting systems from threats and ensuring user trust.