Software that has previously implemented the old E2 API may have existing merchant id an secret values and the documentation should explicitly say that these are not valid for the new (current) API. The new API requires acquiring new KauppiasID (sent as checkout-account) and Kauppiasvarmenne (used to compute signature) for every merchant as documented in https://support.paytrail.com/hc/fi/articles/4763684594193
Software that has previously implemented the old E2 API may have existing merchant id an secret values and the documentation should explicitly say that these are not valid for the new (current) API. The new API requires acquiring new KauppiasID (sent as
checkout-account
) and Kauppiasvarmenne (used to computesignature
) for every merchant as documented in https://support.paytrail.com/hc/fi/articles/4763684594193