An attacker watches network traffic and reads the contents of messages to ascertain details about business transactions.

An attacker intercepts a message on a network and changes the data in the message before transmitting it over the network to the intended recipient.

An attacker watches network traffic to construct a graph of different entities that are communicating and how often they are communicating.

An attacker intercepts a communication over a network and holds onto the message until a later date when it is beneficial to the attacker to release the communication.