SERV NOT ALLOWED:512
“SERV NOT ALLOWED:512” is a general error that applies to the TransArmor settings for a Fiserv (First Data) account. Through Datacap’s NETePay Hosted platform, a Universal End-to-End Encryption PAN key is available such that the same key can be used with any supported backend processor. But when using Datacap’s “classic” implementations, End-to-End Encryption is unique […]
