🛡️ Application Security

Secure Coding Principles

Core principles for writing secure code across different programming languages.

• Input validation and sanitization
• Output encoding and escaping
• Error handling and logging
• Authentication and session management
• Cryptographic implementation

Common Vulnerabilities (CWE)

Understanding and preventing Common Weakness Enumeration vulnerabilities.

• Buffer overflow and memory corruption
• SQL injection and NoSQL injection
• Cross-site scripting (XSS)
• Cross-site request forgery (CSRF)
• Insecure deserialization

Programming Language Security

Language-specific security considerations and best practices.

• Java security best practices
• C/C++ memory safety
• Python security considerations
• JavaScript and Node.js security
• PHP security guidelines

Code Review and Analysis

Manual and automated code review techniques.

• Security-focused code review
• Static analysis tool integration
• Vulnerability pattern recognition
• Security checklist implementation
• Peer review processes

OWASP Top 10

Understanding and mitigating the OWASP Top 10 web application vulnerabilities.

• A01: Broken Access Control
• A02: Cryptographic Failures
• A03: Injection
• A04: Insecure Design
• A05: Security Misconfiguration
• A06: Vulnerable Components
• A07: Authentication Failures
• A08: Software Integrity Failures
• A09: Logging Failures
• A10: Server-Side Request Forgery

Web Application Testing

Comprehensive web application security testing methodology.

• Information gathering and reconnaissance
• Authentication and session testing
• Authorization and access control testing
• Input validation testing
• Error handling assessment

Browser Security

Understanding browser-based security mechanisms and bypasses.

• Same-origin policy and CORS
• Content Security Policy (CSP)
• HTTP security headers
• Browser extension security
• Client-side security controls

Web Framework Security

Security considerations for popular web frameworks.

• Spring Security (Java)
• Django Security (Python)
• Express.js Security (Node.js)
• Laravel Security (PHP)
• ASP.NET Security (C#)

Static Application Security Testing (SAST)

Automated source code analysis for security vulnerabilities.

• SonarQube security rules
• Checkmarx integration
• Veracode static analysis
• CodeQL and GitHub security
• Custom rule development

Dynamic Application Security Testing (DAST)

Runtime security testing of web applications.

• OWASP ZAP automation
• Burp Suite Professional
• Acunetix and Netsparker
• Nessus web application scanning
• Custom DAST tool development

Interactive Application Security Testing (IAST)

Real-time security analysis during application execution.

• Contrast Security integration
• Veracode IAST implementation
• Hdiv Detection and prevention
• Runtime security monitoring
• Performance impact assessment

Software Composition Analysis (SCA)

Identifying vulnerabilities in third-party components.

• Snyk vulnerability scanning
• WhiteSource integration
• JFrog Xray analysis
• OWASP Dependency Check
• License compliance management

REST API Security

Securing RESTful APIs and web services.

• API authentication mechanisms
• Rate limiting and throttling
• Input validation and sanitization
• API versioning security
• Error handling and information disclosure

GraphQL Security

Security considerations for GraphQL implementations.

• Query complexity analysis
• Depth limiting and DoS prevention
• Introspection security
• Authentication and authorization
• Error message security

SOAP and XML Security

Securing SOAP-based web services and XML processing.

• XML injection attacks
• XXE (XML External Entity) prevention
• SOAP message security
• XML signature and encryption
• Schema validation security

API Gateway Security

Implementing security at the API gateway level.

• Kong API gateway security
• Azure API Management
• AWS API Gateway security
• OAuth 2.0 and OpenID Connect
• API key management

iOS Application Security

Security assessment and hardening of iOS applications.

• iOS application sandboxing
• Keychain security and data protection
• Certificate pinning implementation
• Runtime application self-protection (RASP)
• iOS jailbreak detection

Android Application Security

Android application security testing and hardening.

• Android application components security
• Intent security and deep links
• Android keystore and encryption
• Root detection and anti-tampering
• APK analysis and reverse engineering

Mobile App Testing

Comprehensive mobile application security testing.

• Static analysis of mobile apps
• Dynamic analysis and runtime testing
• Network traffic analysis
• Local storage security assessment
• Third-party library analysis

Cross-Platform Security

Security considerations for cross-platform frameworks.

• React Native security
• Flutter security considerations
• Xamarin security assessment
• Ionic framework security
• Progressive Web App (PWA) security

Security by Design

Integrating security into application architecture and design.

• Threat modeling methodologies
• Security architecture patterns
• Defense in depth implementation
• Zero trust architecture principles
• Microservices security patterns

Identity and Access Management

Implementing robust IAM in applications.

• OAuth 2.0 and OpenID Connect
• SAML 2.0 integration
• JWT token security
• Multi-factor authentication
• Role-based access control (RBAC)

Data Protection

Protecting sensitive data in applications.

• Data classification and handling
• Encryption at rest and in transit
• Data loss prevention (DLP)
• Privacy by design principles
• GDPR and compliance requirements

Security Monitoring

Implementing application security monitoring and logging.

• Security event logging
• Real-time threat detection
• Anomaly detection systems
• Security incident response
• Compliance monitoring

Manual Penetration Testing

Comprehensive manual security testing techniques.

• Business logic testing
• Authentication bypass techniques
• Authorization testing
• Session management assessment
• Cryptographic implementation testing

Vulnerability Research

Discovering and analyzing new application vulnerabilities.

• Fuzzing techniques and tools
• Reverse engineering applications
• Exploit development
• Proof of concept creation
• Vulnerability disclosure processes

Security Assessment Methodologies

Structured approaches to application security assessment.

• OWASP Testing Guide methodology
• NIST SP 800-115 guidelines
• PTES (Penetration Testing Execution Standard)
• OSSTMM (Open Source Security Testing Methodology)
• Custom assessment frameworks

Remediation and Secure Development

Addressing vulnerabilities and implementing secure development practices.

• Vulnerability prioritization
• Secure coding training programs
• Security code review processes
• DevSecOps integration
• Security metrics and KPIs

Static Analysis Tools

• Commercial: Checkmarx, Veracode, SonarQube, Fortify
• Open Source: SpotBugs, PMD, ESLint, Bandit
• IDE Integration: IntelliJ IDEA, Visual Studio, Eclipse
• CI/CD Integration: GitHub Security, GitLab Security, Jenkins

Dynamic Testing Tools

• Web Scanners: OWASP ZAP, Burp Suite, Acunetix
• API Testing: Postman, Insomnia, REST Client
• Mobile Testing: MobSF, QARK, AndroBugs
• Network Analysis: Wireshark, tcpdump, mitmproxy

Development Security Tools

• Dependency Scanning: Snyk, WhiteSource, OWASP Dependency Check
• Secret Detection: GitLeaks, TruffleHog, detect-secrets
• Container Security: Trivy, Clair, Anchore
• Infrastructure as Code: Checkov, TFSec, Kube-score