Learn core security principles and the CIA triad foundation.

• CIA triad (Confidentiality, Integrity, Availability)
• Security principles
• Threat modeling
• Risk assessment
• Attack surface analysis
• Security by design
• Defense in depth
• Security awareness

Implement robust authentication and authorization mechanisms.

• Authentication vs authorization
• Multi-factor authentication
• Password security
• Session management
• OAuth and OpenID Connect
• JWT tokens
• Role-based access control
• Single sign-on (SSO)

Secure web applications against common vulnerabilities.

• OWASP Top 10
• XSS prevention
• SQL injection protection
• CSRF attacks
• Insecure direct object references
• Security misconfigurations
• Input validation
• Output encoding

Understand encryption, hashing, and digital signatures.

• Symmetric vs asymmetric encryption
• Hashing algorithms
• Digital signatures
• Public key infrastructure
• TLS/SSL protocols
• Certificate management
• Key derivation functions
• Cryptographic best practices

Secure network communications and infrastructure.

• Network protocols security
• Firewall configuration
• VPN technologies
• Network segmentation
• Intrusion detection systems
• DDoS protection
• Man-in-the-middle attacks
• Wireless security

Secure REST APIs and web services effectively.

• API authentication
• Rate limiting
• Input validation
• API versioning security
• CORS configuration
• API documentation security
• GraphQL security
• API monitoring

Protect databases and sensitive data from unauthorized access.

• Database access control
• Data encryption at rest
• SQL injection prevention
• Database auditing
• Backup security
• Database hardening
• Data masking
• Compliance requirements

Secure cloud deployments and shared responsibility models.

• Shared responsibility model
• Identity and access management
• Cloud storage security
• Container security
• Serverless security
• Cloud monitoring
• Compliance in cloud
• Multi-cloud security

Write secure code and prevent vulnerabilities at the source.

• Secure development lifecycle
• Code review practices
• Static analysis tools
• Dynamic testing
• Dependency management
• Error handling
• Logging security
• Security testing

Prepare for and respond to security incidents effectively.

• Incident response planning
• Detection and analysis
• Containment strategies
• Evidence collection
• Recovery procedures
• Post-incident activities
• Communication protocols
• Lessons learned

Implement comprehensive security monitoring and log analysis.

• Security information and event management
• Log aggregation
• Anomaly detection
• Real-time monitoring
• Alert management
• Forensic analysis
• Threat intelligence
• Security metrics

Navigate regulatory requirements and privacy regulations.

• GDPR compliance
• HIPAA requirements
• PCI DSS standards
• SOX compliance
• ISO 27001 framework
• Privacy by design
• Data protection
• Audit preparation