Information Security: Definitions

Definitions related to Security:

• Security is the state of being free from external dangers and threats.
• Protection is the state of being free from internal dangers and threats.
• Privacy is keeping one's information away from people who shouldn't obtain it.

In our class, whenever we say 'security', we mean 'security, protection, and privacy' since we strive to keep sensitive information secure from both external and internal threats as we see next in Topic 2.