Security Jul 25, 2026 8 min read
CORS Configuration Best Practices
Configure CORS safely in Spring Boot and Express with exact origins, credentials, preflight caching, rejection behavior, tests, and deployment checks.
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Security
2 articles in this category. Use this page as a focused path through related backend concepts.
Security Jul 25, 2026 7 min read
API Request Signing Explained
Design HMAC API request signing in Java and Node.js with canonical requests, timestamps, nonces, replay defense, rotation, tests, and failure handling.