Validate the partner’s credentials (Finicity-App-Key, Partner ID, and Partner Secret) and return a temporary access token. The token must be passed in the HTTP header Finicity-App-Token on all subsequent API requests.
The token is valid for two hours. You can have multiple active tokens at the same time.
Five unsuccessful authentication attempts will cause the partner’s account to be locked. To unlock the account, send an email to email@example.com