Information security deals with several different "Trust" aspects of information. Another common term is information assurance. Information security is not confined to computer systems. It applies to all aspects of safeguarding or protecting information or data.
Some facets of information security are:
- Authentication?
- Authorization?
- Confidentiality?
- [Information Integrity]?
- Non-Repudiation?
- Reliability?
See also: Security engineering
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