AS2 connection properties, which define the connection and enable access to the AS2 server.

Message properties, which specify access to private and public keys and message encryption preferences. The message properties also define how to pass messages to the organization such as whether to compress messages and whether to send or receive message receipts.

Receipt properties, which specify whether to request MDN receipts, certificate and transfer encoding properties, and method of receiving MDN receipts.

Proxy properties, which specify whether to use a proxy server and the proxy server details.