Troubleshoot common queries with your Opayo account. Authorisation code Where to find an authorisation code for a transaction in your MySagePay portal Find out more Finding a transaction How to search for a transaction in your MySagePay portal Find out more Frequently asked questions What is Strong Customer Authentication? Find out more Test card details for your test transactions Find out more 3D Secure v2 - what do customers need to do? Find out more Load more FAQs