Global Infrastructure + IAM Practical + CloudFront & CDN

Short summary

Comprehensive AWS infrastructure guide covering Regions, Availability Zones, data centers, and CDN concepts. Includes multi-AZ high-availability deployment patterns, India-specific guidance (ap-south-1), IAM best practices, and CloudFront fundamentals. Targets DevOps and SRE professionals.

• •AWS has 33+ Regions and 400+ Edge Locations; always deploy across 2+ AZs for high availability
• •Use ap-south-1 (Mumbai) for India workloads to minimize latency and meet data residency requirements
• •CDN (CloudFront) caches content at edge locations; cache hits serve 100x faster than origin fetches

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