Introduction to CyberSecurity
• • Cyber security involves protecting systems,
networks, and data from cyber attacks.
• • It ensures confidentiality, integrity, and
availability of information.
3.
Why Cyber SecurityMatters
• • Increasing cyber threats: malware,
ransomware, phishing.
• • Protects sensitive data (personal, financial,
corporate).
• • Essential for national security, business
continuity, and personal privacy.
4.
Common Cyber Threats
•• Malware: Software designed to harm or
exploit systems.
• • Phishing: Deceptive emails to steal
information.
• • Ransomware: Locks data and demands
ransom.
• • DDoS Attacks: Overwhelms systems to cause
service outages.
• • Man-in-the-Middle Attacks: Intercepts
communication between users.
5.
Real-World Examples
• •WannaCry (2017): A ransomware attack that
affected 200,000 computers in 150 countries.
• • Equifax Data Breach (2017): Exposed data of
147 million people.
• • SolarWinds Hack (2020): Major supply chain
attack on US government systems.
6.
Key Principles ofCyber Security
• • Confidentiality: Only authorized access.
• • Integrity: Trustworthy and accurate data.
• • Availability: Systems and data accessible
when needed.