ADevGuide Tag: Security
All the articles with the tag "Security".
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Webhooks Explained: Delivery, Retries, Security and Idempotency
Series: Backend Interview Mastery
Learn webhooks for backend interviews: delivery flow, retries, HMAC signatures, replay protection, idempotency, queues, and failure handling.
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What Is Hashing? Why It Matters in Modern Software Architecture
Series: Database Scalability Series
Learn hashing in software architecture: data distribution, cache keys, security, consistency, and performance trade-offs used in real production systems.
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Authentication vs Authorization: Backend Interview Guide
Series: Backend Interview Mastery
Master authentication vs authorization for backend interviews, including 401 vs 403, sessions, JWTs, API checks, and permission models.
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How JWT Works: Header, Payload, Signature and Security
Series: Backend Interview Mastery
Learn how JWT works for backend interviews: header, payload, signature, expiry, validation, key rotation, and API security pitfalls.
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Cookies vs Local Storage vs Session Storage Explained
Series: API and Backend Basics Series
Learn cookies vs local storage vs session storage with security, expiry, size limits, and real frontend/backend examples.
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JWT vs Session Authentication: Complete Comparison
Series: API and Backend Basics Series
Learn JWT vs session authentication with security, scalability, revocation, cookies, refresh tokens, and real API use cases.
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HTTP vs HTTPS: What's the Difference? (Beginner's Guide)
Series: Internet and Web Foundations Series
Learn HTTP vs HTTPS with clear examples: encryption, TLS certificates, integrity, authentication, SEO impact, performance, and migration best practices.
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API Rate Limiting: Complete Guide with Spring Boot Implementation
Series: Spring Boot Mastery Series
Learn API rate limiting strategies, algorithms, and implementation using Spring Boot. Discover how companies like Twitter and GitHub protect their APIs.