Payment Solutions	Risk Solutions	Data Solutions

Our Payment Gateways	Fraud Protection	Multiple Checkouts
Global payment processing, memberships, micropayments and more	More than 50 examination modules protect you from payment errors and fraud	There are solutions for every requirement: Direct API, individual payment windows, seamless integration, one-click check outs and more

Our Payment-Upgrades		Automated Support Processes
Significantly more performance through our smart-routing technology		Riskcheck results, payment data, invoices, electronic payment advices and data for accounting purposes

Maximum Sales	Controlled Risk	Minimal Process Costs

Focus On Conversions	Management Of Failures	360 Degree Automation
In the world of conversion, the many small steps that are individually coordinated with you and tested a/b on request add up.	From payment guarantors to accepted default rates. You decide what level of security you need..	Your system landscape has its very own requirements for the type of data provided and the formats that make your work easier.

Branches	Clients	News

Solutions For Special Markets	Customer Projects Realized	Brief Information And News
Mail order, logistics, dating or emotional content - every industry has special requirements for check-out, risk and support. And we have special solutions.	Nothing illustrates our added value for our customers more than the large number of successful projects that we were able to implement together. A selection.	Short information about news about our customers, projects and features.

Security	Contact Us	About Us	Glossary

Safety Standards	Get In Contact With Us	Who We Are	Payment Terms
Our systems are PCI certified	Do You Have Questions? Do not hesitate. Contact us	Learn more about CommDoo	In our glossary you will find explanations of the most important payment terms

Control Center

Fraud Protection

Plausibility - Check account number

Fraud Protection

Plausibility - Check account number

Check account number | risk check plausibility

The assignment of account numbers follows a very complicated algorithm. This algorithm is known, you can determine exactly whether or not an account number matches a bank sort code.