Cardstream had 15 outages in the last 2 years totaling 131h 29m of downtime — averaging 0.6 incidents per month.
There were 15 Cardstream outages since May 29, 2025 totaling 131h 29m of downtime. Each is summarised below — incident details, duration, and resolution information.
Cardstream is currently investigating the intermittent availability of the 3-D Secure Pit Server. Please note this is a test environment and does not affect production 3DS transactions.
Full 3-D Secure Pit Server availability has now returned. Our engineers continue to monitor.
Cardstream has seen an increase in Acquirer errors for Cashflows transactions. Cashflows has confirmed that they have identified the root cause and are now looking to restore service.
Cardstream has seen Cashflows transaction authorisation rates resume to normal levels. Our engineers continue to monitor.
This incident has been resolved.
Cardstream has seen an increase in 3-D Secure transaction errors for several Issuers, due to the unavailability of their chosen Access Control Server (ACS). We continue to monitor authorisation rates.
Cardstream can confirm that 3-D Secure Authentication rates have returned to normal. We continue to monitor.
This incident has been resolved.
Cardstream has seen an increase in Acquirer errors for EmerchantPay transactions. We are in communication with EmerchantPay, who are also investigating.
Cardstream has seen EmerchantPay transaction auth rates resume to normal levels. Our engineers continue to monitor.
This incident has been resolved.
Cardstream has identified an issue with the 3-D Secure PIT Server for test transactions. This does not affect live 3-D Secure transactions. This is being investigated and an update will be shared shortly.
The issue has been resolved. Our engineers continue to monitor.
Cardstream has identified an issue with the Settlement for Global Payments transactions due to be sent on 10 February. This is being investigated and an update will be shared shortly. Please note, this may result in a day's delay in the settlement of funds for affected transactions.
All affected transactions have now been sent to the Acquirer. Our engineers continue to monitor and review transaction states.
This incident has been resolved.
Cardstream is urgently investigating an incident that is affecting access to the Merchant Management Systems (MMS) and Transaction processing. We are treating this with the highest priority and working with our engineers to resolve it. We will provide further updates within the hour. Kind regards Cardstream Support
Access to the MMS has been restored, and transaction processing has resumed to normal levels. Our engineers continue to monitor.
Cardstream has identified an issue with the Settlement for Elavon ISO transactions due to be sent on 29 January. This is being investigated and an update will be shared shortly. Please note, this may result in a day's delay in the settlement of funds for affected transactions.
All affected transactions have now been sent to the Acquirer.
From 07:55 BST, 6 October, Cardstream has seen an increase in authorisation errors for EvoPayments transactions. This has been raised to EvoPayments for urgent review.
Cardstream saw authorisations return to normal levels from 09:42 BST.
From 01 October 23:55 – 02 October 01:05 BST, Cardstream saw an increase in connection errors for the below Acquirers: - AIB - AMEX - Barclaycard - Cetler - Elavon - Firstdata/Fiserv - HSBC/Global Payments - Lloyds Cardnet - Trust Payments - Worldpay This was due to a change released by a third-party connector. Cardstream saw authorisations return to normal levels from 01:05.
Cardstream is investigating settlement of yesterday's processing for several Acquirers. We will provide further updates shortly.
Cardstream continues to investigate settlement of yesterday's processing for several Acquirers. We are awaiting final confirmation from 3rd party networks, to close the investigation with confidence that all transactions have been settled correctly.
Cardstream has received final confirmation that all processing has settled correctly.
AMEX has notified of an issue with the Settlement of AMEX transactions processed on 29 August. The affected file has now been processed. AMEX has confirmed that this will result in a delay in the settlement of funds for affected transactions.
From 06/07/25, Cardstream has seen an increase in Acquirer timeout errors for EVO Payments transactions. We are in communication with EVO Payments, who are investigating.
EVO Payments has confirmed that this issue is now resolved. Cardstream has seen authorisations return to normal levels.
Cardstream has identified an issue with the Settlement for PROC-84 transactions processed on 10 June. All affected transactions have now been sent to the Acquirer for settlement. Please note, this may result in a day's delay in the settlement of funds for affected transactions.
Settlement has successfully processed overnight for PROC-84.
Cashflows has reported that they are urgently investigating an incident that is affecting transaction processing. Cardstream's monitoring has identified that transactions have been receiving a 65550 response since 09:47 BST 29/05. We will continue to provide updates. Kind regards Cardstream Support
Cardstream can see that transaction processing for Cashflows returned to normal levels from 10:18. Cardstream continues to monitor.
Cashflows has confirmed that no further issues have been observed.