Cybersecurity Fundamentals: Principles and Practices
Classified in Computers
Written on in English with a size of 7.68 KB
**CIA Triad: Core Security Principles**
The CIA Triad consists of Confidentiality, Integrity, and Availability. These are the fundamental goals of information security.
**Threat Modeling: Proactive Security**
Threat modeling involves system decomposition and emphasizes security by design.
**Kerckhoffs's Principle: System Security**
Kerckhoffs's Principle states that:
- Security should not depend on the secrecy of the system's design, but only on the secrecy of the key.
- The system should be usable.
- Keys must be easy to change.
**One-Time Pad: Unbreakable Encryption**
A One-Time Pad is an algorithm that XORs the message with a randomly generated key of equal length. It is secure if:
- The key is truly random.
- The key is as long as the message.
- Each key is used