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n8n-docs/docs/hosting/configuration/environment-variables/credentials.md
Aya Tanikawa 3a417282f1 move snippet to self-hosting
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Credentials environment variables Manage default credentials and override them through environment variables your self-hosted n8n instance. reference
environment variables
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Credentials environment variables

--8<-- "_snippets/self-hosting/file-based-configuration.md"

Enable credential overwrites using the following environment variables. Refer to Credential overwrites for details.

Variable Type Default Description
CREDENTIALS_OVERWRITE_DATA
/_FILE		 * - Overwrites for credentials.
CREDENTIALS_OVERWRITE_ENDPOINT String - The API endpoint to fetch credentials.
CREDENTIALS_DEFAULT_NAME String My credentials The default name for credentials.