**Source URL:** https://limited.veevavault.dev/clinical/vault-api/explanation

# Explanations

Use the following explanations to learn about concepts when developing with Vault API:

<LandingPageList>
*   [Session Management](/clinical/vault-api/explanation/session-management/)
*   [API Access Tokens](/clinical/vault-api/explanation/api-access-tokens/)
*   [Authentication Defaulting](/clinical/vault-api/explanation/auth-defaulting/)
</LandingPageList>

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