Backend Jul 2, 2026 5 min read
API Abuse Prevention Explained
Learn API abuse prevention for backend systems, including rate limits, authentication signals, quotas, bot patterns, logging, errors, and gateways.
Tag
Backend
42 articles with this tag.
Backend Jul 2, 2026 6 min read
API Authentication Best Practices
Learn API authentication best practices, including tokens, API keys, OAuth, mTLS, sessions, gateways, rotation, scopes, errors, and logging.
Backend Jul 2, 2026 5 min read
OAuth Client Credentials Flow Explained
Learn the OAuth client credentials flow for service-to-service APIs, including clients, secrets, scopes, tokens, rotation, and security risks.
Backend Jul 2, 2026 5 min read
Security Event Logging Explained
Learn security event logging for backend systems, including auth events, API abuse signals, safe metadata, alerting, retention, and mistakes.
Backend Jul 2, 2026 5 min read
Service Accounts Explained
Learn service accounts for backend systems, including machine identity, API access, least privilege, secrets, rotation, audit logs, and risks.
Backend Jul 1, 2026 6 min read
Audit Logs Explained for Backend Systems
Learn what audit logs are in backend systems, including actor, action, resource, timestamp, metadata, retention, privacy, and investigation workflows.
API Design Jul 1, 2026 5 min read
API Pagination Metadata Best Practices
Learn how to design pagination metadata for REST APIs, including pageInfo, cursors, hasNextPage, limits, totals, links, sorting, and compatibility.
System Design Jul 1, 2026 6 min read
Database Connection Pooling Explained
Learn database connection pooling for backend systems, including pool size, timeouts, leaks, max connections, queues, monitoring, and common mistakes.
System Design Jul 1, 2026 6 min read
Database Migration Rollback Explained
Learn database migration rollback strategies, including backward-compatible changes, expand-contract migrations, backups, deploy order, and recovery plans.
API Design Jul 1, 2026 5 min read
JSON Schema vs OpenAPI Schema
Compare JSON Schema and OpenAPI Schema for backend API contracts, including validation, documentation, examples, tooling, and compatibility.
Backend Jul 1, 2026 6 min read
Least Privilege Explained for Backend Developers
Learn the principle of least privilege for backend systems, including users, services, API keys, database roles, cloud permissions, and operational tradeoffs.
System Design Jul 1, 2026 5 min read
N+1 Query Problem Explained
Learn the N+1 query problem in backend apps, including ORM loading, SQL examples, eager loading, batching, joins, query counts, and fixes.
API Design Jul 1, 2026 6 min read
REST API Design Checklist
Use this REST API design checklist to review resources, methods, status codes, errors, pagination, idempotency, versioning, auth, and OpenAPI docs.
Backend Jul 1, 2026 6 min read
Secret Management Explained for Backend Developers
Learn secret management for backend apps, including environment variables, secret stores, rotation, least privilege, logging risks, and deployment workflows.
Backend Jul 1, 2026 5 min read
Spring Boot REST Controller Explained
Learn Spring Boot REST controllers, including @RestController, request mappings, DTOs, validation, status codes, error responses, and testing.
Backend Jun 30, 2026 5 min read
API Key Design Best Practices for Backend APIs
Learn practical API key design best practices, including key format, prefixes, hashing, scopes, rotation, rate limits, audit logs, and safe storage.
Backend Jun 30, 2026 5 min read
MFA Explained for Web Apps
Learn how multi-factor authentication works in web apps, including TOTP, WebAuthn, backup codes, recovery flows, step-up checks, and backend tradeoffs.
API Design Jun 30, 2026 4 min read
OpenAPI Explained for Backend Developers
Learn how OpenAPI describes REST APIs, including paths, operations, schemas, examples, auth, versioning, code generation, and contract review.
Backend Jun 30, 2026 5 min read
Password Hashing Explained for Backend Developers
Learn password hashing basics for backend systems, including salts, slow hashes, peppers, verification, resets, storage risks, and common mistakes.
API Design Jun 30, 2026 4 min read
PUT vs PATCH in REST APIs
Compare PUT and PATCH in REST APIs, including replacement vs partial updates, idempotency, validation, status codes, and backend implementation choices.
Backend Jun 30, 2026 4 min read
RBAC vs ABAC: Access Control Models Explained
Compare RBAC and ABAC for backend authorization, including roles, attributes, policies, ownership checks, tenant context, and practical tradeoffs.
Backend Jun 30, 2026 4 min read
Secure HTTP Headers Explained for Backend Developers
Learn practical secure HTTP headers for backend apps, including HSTS, CSP, X-Content-Type-Options, frame protection, referrer policy, and cookie-related limits.
Backend Jun 30, 2026 4 min read
Session Fixation Explained for Backend Developers
Learn what session fixation is, how it affects web authentication, why session rotation matters, and how backend teams can prevent it.
API Design Jun 30, 2026 5 min read
Webhook Signature Verification Explained
Learn how webhook signature verification works, including HMAC headers, raw request bodies, timestamps, replay protection, secret rotation, and safe failures.
API Design Jun 29, 2026 4 min read
API Gateway Explained
Learn what an API gateway does in backend architecture, including routing, authentication, rate limiting, observability, and tradeoffs.
Backend Jun 29, 2026 4 min read
Authorization vs Authentication
Compare authentication and authorization in backend systems, including identity checks, permissions, roles, scopes, sessions, tokens, and API enforcement.
System Design Jun 29, 2026 4 min read
Background Jobs Explained
Learn how background jobs work in backend systems, including queues, workers, retries, scheduling, idempotency, and monitoring.
System Design Jun 29, 2026 5 min read
Caching Strategies Explained
Learn common backend caching strategies, including cache-aside, write-through, write-behind, TTLs, invalidation, and cache stampede risks.
System Design Jun 29, 2026 4 min read
Circuit Breaker Pattern Explained
Learn how the circuit breaker pattern protects backend services from cascading failures, with closed, open, and half-open states.
Backend Jun 29, 2026 4 min read
CORS Explained for Backend Developers
Learn how CORS works for backend APIs, including origins, preflight requests, credentials, allowed headers, cookies, security limits, and common mistakes.
System Design Jun 29, 2026 5 min read
Database Sharding Explained
Learn what database sharding is, when backend systems need it, how shard keys work, and what tradeoffs sharding creates.
System Design Jun 29, 2026 4 min read
Database Transactions Explained
Learn what database transactions are, why ACID matters, how commits and rollbacks work, and what backend developers should know.
System Design Jun 29, 2026 4 min read
Distributed Locks Explained
Learn what distributed locks are, when backend systems use them, why they are risky, and what safer alternatives to consider.
System Design Jun 29, 2026 5 min read
Eventual Consistency Explained
Learn what eventual consistency means in distributed systems, why stale reads happen, and how backend teams design around them.
System Design Jun 29, 2026 5 min read
Load Balancing Explained
Learn how load balancing distributes traffic across backend servers, including algorithms, health checks, sticky sessions, and tradeoffs.
System Design Jun 29, 2026 4 min read
Message Queues Explained
Learn how message queues work in backend systems, including producers, consumers, retries, dead-letter queues, ordering, and idempotency.
API Design Jun 29, 2026 4 min read
REST API Error Handling Best Practices
Learn practical REST API error handling patterns, including status codes, stable error codes, field errors, request IDs, and safe messages.
System Design Jun 29, 2026 5 min read
Retry Patterns Explained
Learn safe backend retry patterns, including exponential backoff, jitter, retry budgets, idempotency, and when not to retry.
API Design Jun 29, 2026 4 min read
Webhooks Explained
Learn how webhooks work in backend systems, including event delivery, signatures, retries, idempotency, and common design mistakes.
API Design Jun 28, 2026 4 min read
API Versioning Explained
Learn practical API versioning strategies, including URL versions, header versions, backward compatibility, deprecation, and migration plans.
API Design Jun 28, 2026 5 min read
Rate Limiting in APIs Explained
Learn how API rate limiting works, including fixed windows, sliding windows, token buckets, 429 responses, headers, and backend tradeoffs.
Backend Apr 19, 2026 6 min read
OAuth 2.0 Explained for Backend Developers
A backend-focused OAuth 2.0 guide covering roles, authorization code flow, PKCE, scopes, tokens, client credentials, and common mistakes.