Introduction to Cybersecurity
What is Cybersecurity?
- Importance of Cybersecurity in the Digital Era
- Types of Cyber Threats and Attacks
Key Concepts
- Confidentiality, Integrity, Availability (CIA Triad)
- Risk Management and Security Principles
Cybersecurity Domains Overview
- Network Security
- Application Security
- Cloud Security
- Identity and Access Management (IAM)
- Governance, Risk, and Compliance (GRC)
Fundamentals of Networking
Introduction to Networking
- OSI and TCP/IP Models
- IP Addressing, Subnetting, DNS, DHCP Basics
Network Devices and Protocols
- Routers, Switches, Firewalls
- Common Protocols: HTTP, HTTPS, FTP, SSH, SMTP
Network Security Concepts
- VPNs, VLANs, IDS/IPS Systems
- DMZ and Network Segmentation
Security Threats and Vulnerabilities
Types of Threats
- Malware: Virus, Worms, Trojans, Ransomware
- Phishing, Social Engineering, Insider Threats
Common Vulnerabilities
- OWASP Top 10 (Application Security Risks)
- Zero-Day Vulnerabilities
- Vulnerability Scanning and Management
Security Technologies and Tools
Endpoint Security
- Antivirus, EDR (Endpoint Detection and Response)
Network Security Tools
- Firewalls, IDS/IPS, Proxy Servers
Authentication and Authorization
- MFA (Multi-Factor Authentication)
- Single Sign-On (SSO) and Identity Federation
Encryption and Cryptography
- Symmetric vs Asymmetric Encryption
- SSL/TLS, Public Key Infrastructure (PKI)
Cybersecurity Policies and Procedures
Creating Security Policies
- Acceptable Use Policy
- Data Protection and Privacy Policies
Incident Response Planning
- Steps in Incident Handling
- Roles and Responsibilities in Incident Response Teams
Business Continuity and Disaster Recovery (BC/DR)
- Backup Strategies
- DR Sites (Hot, Warm, Cold Sites)
Ethical Hacking and Penetration Testing
Introduction to Ethical Hacking
- Phases: Reconnaissance, Scanning, Gaining Access, Maintaining Access, Covering Tracks
Penetration Testing Basics
- Tools: Nmap, Metasploit, Burp Suite, Wireshark
Vulnerability Assessment vs Penetration Testing
- Key Differences and Methodologies
Security Information and Event Management (SIEM)
Understanding SIEM Systems
- What is SIEM and How it Works?
Popular SIEM Tools
- Splunk, IBM QRadar, ArcSight, LogRhythm
Monitoring and Logging Best Practices
- Log Management, Threat Hunting, and Forensic Analysis
Cloud Security
Introduction to Cloud Computing
- IaaS, PaaS, SaaS Security Concerns
Cloud Security Challenges
- Shared Responsibility Model
- Cloud Threats and Mitigation Techniques
Cloud Security Tools
- CASB (Cloud Access Security Broker)
- Cloud-native security services (AWS Shield, Azure Security Center)
Identity and Access Management (IAM)
IAM Concepts
- Authentication, Authorization, Accounting (AAA)
Identity Federation and SSO
- OAuth, SAML, OpenID Connect
Privileged Access Management (PAM)
- Securing Administrative Access
Cybersecurity Compliance and Legal Frameworks
Introduction to Compliance Standards
- GDPR, HIPAA, PCI-DSS, ISO 27001, NIST Framework
Security Audits and Assessments
- Preparing for Compliance Audits
- Governance, Risk, and Compliance (GRC) Tools
Cybersecurity Operations and Threat Intelligence
SOC (Security Operations Center) Overview
- Tier 1, 2, 3 Analyst Roles
- Threat Intelligence Sources
Threat Hunting and Analysis
- Proactive Threat Detection Techniques
Indicators of Compromise (IOCs)
- Using Threat Feeds and Analyzing IOCs
Advanced Cybersecurity Topics
Red Team vs Blue Team Exercises
- Offensive and Defensive Security Simulations
Zero Trust Architecture
- Concept and Implementation
Cybersecurity in Emerging Technologies
- IoT Security
- AI/ML in Cybersecurity
- Blockchain Security
Real-Time Projects and Case Studies
Hands-On Labs
- Setting Up a Home Lab for Cybersecurity
- Simulated Attacks and Defense Exercises
Case Studies
- Famous Cyber Attacks (WannaCry, SolarWinds, Equifax Breach)
- Lessons Learned and Best Practices
Career Preparation
- Cybersecurity Certifications: CompTIA Security+, CEH, CISSP, CISM
- Common Interview Questions and Practical Tests