AWS Transit Gateway Route Tables vs. VPC Route Tables
Understand VPC and transit gateway routing, attachment association, route propagation, and the limits of route-table isolation.
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IT
Kubernetes HPA, VPA, and Node Autoscaling: How They Work Together
Compare HPA, VPA, Cluster Autoscaler, and EC2 Auto Scaling, with a practical HPA example and common coordination pitfalls.
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Hide the Nginx Version with server_tokens off
Configure server_tokens off, validate and reload Nginx, and understand what hiding the server version does and does not protect.
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Encrypting WordPress RDS and Enforcing MySQL TLS
The Amazon RDS for MySQL database used by my production WordPress blog was not encrypted at rest. Because encryption cannot
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Caveats with ALB 301 and 302 Redirect Rules
Source: https://docs.aws.amazon.com/elasticloadbalancing/latest/application/load-balancer-listeners.html You can add a rule to an ALB listener to redirect requests to a particular page when specified
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Moving WordPress Access from SSH to AWS Systems Manager
While running my personal WordPress blog, I reconsidered whether I needed to keep SSH open. I was the only operator,
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