AAHHE is using the security of Authorize.net. After selecting "Submit"
you will be directed to their site for credit card processing.

The Authorize.Net Payment Gateway is a secure Internet bridge between clients and electronic check payment processing networks. They provide clients with fast, reliable and secure passage for transaction data via a 128-bit Secure Sockets Layer (SSL) Internet Protocol (IP) connection, and manage the complex routing of payment information to the appropriate credit card processors.