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WorldPay Issue : the MD5 signature could not be verified
Jr. Member
Total Posts:  3
Joined:  2009-05-15

Hi I am trying configure the worldpay extension module, so far I have followed all the instructions however I get “the MD5 signature could
not be verified” when i make a purchase on the website in testmode.
is there something I am missing?

Here is my config in Magento 1.3

Enabled: Yes
New Order Status:
Title: Credit Card (Worldpay)
Installation ID: 12345
Payment Response password: test12345
MD5 Secret: test12345
Request Type: Authorisation
Transaction Mode: Test Mode
Fixed Contact: No
Hide Contact: No

WorldPay Info:

Description: Company Name - Select Junior
Customer description (for payment pages): Company Name
Integration type Select Junior(60)
Use 3D Secure Authentication?  false
Use MasterCard SPA?  false
Store-builder used: Other
store-builder: if other - please specify: magento
Payment Response URL:
Payment Response enabled?: Yes
Enable Recurring Payment Response: No
Enable the Shopper Response: Yes
Suspension of Payment Response: No
Payment Response failure count: 2
Payment Response failure email address:
Attach HTTP(s) Payment Message to the failure email?:
Merchant receipt email address (if set, overrides value at Merchant
Code level)
Info servlet password:
Payment Response password: test12345
MD5 secret for transactions: test12345


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