Dive deep into Cross-Origin Resource Sharing (CORS) security techniques for TypeScript applications through hands-on implementations. Learn to prevent wildcard origin exploitation, credential exposure, cross-origin data theft, and insufficient origin validation that compromise application security. Explore allowlist-based origin validation, preflight request handling, secure cookie configuration, and security header management. Develop skills to create resilient web applications that properly restrict, validate, and control cross-origin access to sensitive resources in TypeScript environments.
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