Sub-fields
- Physical security
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- deter attackers from accessing a facility, resource, or information stored on physical media.
- Information security
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- protecting data from unauthorized access, use, disclosure, destruction, modification, or disruption to access.
- See esp. Computer security and Malice Engineering
- Technical surveillance counter-measures
- Economics of security
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- the economic aspects of economics of privacy and computer security.
Read more about this topic: Security Engineering