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AWS Secrets Manager — Centralized Secrets Done Right

Replace .env files with AWS Secrets Manager for secure, rotatable, auditable secrets management in production.

13 min readaws, secrets, security, secrets-manager, env-variables, credentials

Every application has secrets. Database passwords. API keys. OAuth tokens. Stripe keys. Webhook signing secrets. And for far too long, the default way to manage them has been a .env file sitting in a project directory, maybe copied between developers over Slack, maybe committed to Git by accident.

This works until it doesn't. And when it doesn't, the failure is spectacular — leaked AWS keys get picked up by bots within minutes and used to spin up cryptocurrency mining instances. Committed database credentials lead to data breaches. Shared .env files become stale and nobody knows which version is current.

AWS Secrets Manager is one solution to this problem (there are others — HashiCorp Vault, Doppler, 1Password for Teams). It stores secrets centrally, encrypts them at rest and in

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