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Configuration

Parameters set on operating systems, servers, and network devices, such as IP addresses, DNS settings, and security protocols.

You need to know what changed and when. Use git diff for files. Use cloud trail logs for API changes. Have a bot that scans for configurations that violate security policies (e.g., "Public S3 bucket"). configuration

Store config in the environment, not code. Parameters set on operating systems, servers, and network

: Allows you to rebuild a crashed server in minutes using saved configuration scripts. Parameters set on operating systems

Ever. Use a secrets manager. If you must use a file, encrypt it (e.g., Ansible Vault, sops). Treat your .env files like you treat your private SSH keys.