A verification is carried out before each processing operation in order to verify compliance with the naming rules specific to each file. If an anomaly is detected, a notification e-mail is sent to the merchant.

A payment file name includes the generation date, the shop number, the generic name indicating the type of processing, the mode (Test or Production), the sequential number of the file within the day and the name with the version of the certificate.

<SSYYMMDD>.<shopId>.FPS.REQ.<z>.<xx>.crypted.<keyAlias>

• Example of a payment request file (REQ) name:

  20191130.12345678.FPS.REQ.T.01.crypted.pftNN

• Example of a payment response file (ANS) name:

  20191130.12345678.FPS.ANS.T.01.crypted.pftNN