000035685 - RSA Adaptive Authentication for eCommerce/3DSecure: Not seeing PAReq when merchant claims they have sent it

Document created by RSA Customer Support Employee on Mar 16, 2018
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Article Number000035685
Applies ToRSA Product Set: Adaptive Authentication for eCommerce/3DSecure
RSA Product/Service Type: Adaptive Authentication for eCommerce/3DSecure

 
IssueA Financial Institution (FI) is reporting that one of their customers cannot complete a transaction, it keeps failing during 3DS authentication. RSA reviewed its logs and sees the VEreq/resp for the transaction, but never sees the PAreq.



 
CauseIt turns out that there war a special character '&' in the end user's address. This was causing a problem in the 
These errors must also have affected the completion of the PAreq transaction between the MPI (Mercant Plug In and ACS (Access Control Server - RSA in this case) 
ResolutionOnce '&' was replaced with 'and' and the transaction was retried it was completed successfully.

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