Computer Security is the study of protecting the assets of a computer system.
Assets
Hardware
Computers, devices, network gear.
Software
Operating systems, utilities, applications.
Data
Documents, emails, media files.
People
System admins, users, customers.
Vulnerability
A weakness in the security system.
Security Goals
- Prevention
Stop attacks before they happen. - Detection
Identify violations as they occur. - Recovery
Respond and restore after an attack.