API Security Checklist (OWASP API Top 10 2023)
OWASP API Security Top 10 (2023) mapped to concrete Spring Boot and OpenAPI controls - BOLA, broken authentication, mass assignment, unrestricted resource consumption, SSRF, security misconfiguration, plus OAuth scopes in specs and gateway policy.
Security Interview Questions — Master Reference
Comprehensive security interview question bank for Java/Spring engineers — covering authentication, JWT, JWKS, MLE, payload signing, TLS, web vulnerabilities, cryptography, network security, cloud security, and secure design.
Security Knowledge Base
A comprehensive security reference for software engineers covering authentication, authorization, cryptography, web vulnerabilities, privacy, compliance, secure SDLC, and incident response.
Security Patterns
Security design patterns for distributed systems including authentication, authorization, JWT, OAuth 2.0, rate limiting, zero trust, secrets management, and OWASP top threats.
Web Vulnerabilities & Defenses
Comprehensive guide to OWASP Top 10 — SQL injection, XSS, CSRF, SSRF, XXE, IDOR, insecure deserialization, and their mitigations in Spring Boot applications.