HTTP 200 Status Code Alone Cannot Confirm a Credential or Secret Leak

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A 200 OK response from a server only confirms that a body was returned, not that sensitive data was exposed, according to a security-focused analysis published on DEV Community. Many web applications return identical HTML shells, login redirects, or branded error pages with a 200 status, making the code unreliable as standalone evidence. Investigators are advised to send a control request to a random nonexistent path and compare its structure, content type, and URL with the suspected file to determine if the response is merely a fallback. Any credible finding should include a format signature specific to the expected resource — such as the structure of an environment file or backup archive — rather than generic terms like 'password'. Security reports should clearly separate observed data from inferred conclusions, and sensitive credentials should never be copied into public issues or screenshots.

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