Secure System Design Principles: Building Security In from the Start
Secure system design principles: Defense in depth uses multiple layers, least privilege grants minimum necessary access, fail secure defaults to locked.
February 2025
January 2025
Scaling Cloud Systems: Architecture Patterns and Performance Strategies
Scaling strategies: vertical scaling adds CPU and RAM to servers, horizontal scaling adds more servers for unlimited growth but requires load balancing.
Deployment Strategies Explained: Blue-Green, Canary, and Rolling Deployments
Deployment strategies: Recreate has downtime, rolling replaces gradually with no downtime, blue-green switches instantly, canary tests with small traffic.