https://www.easytithe.com/features/pci-dss-ssl-security/
“As required by the PCI Security Council and all processing banks, easyTithe is a Level 1 Certified PCI Compliant Service Provider. This means easyTithe conforms to the highest set of security standards in the payment card industry. Your account managers, end users, and easyTithe employees will never have access to the type of sensitive information that might lead to an unauthorized transaction.”