Products and processes for utilizing order data and related data

An apparatus comprising:

• a computing device configured as an electronic trading system configured to:
• determine that an order from a first participant of a plurality of participants meets criteria of a rule shared among the plurality of participants of the electronic trading system;
• in response to determining that the order meets the criteria of the rule, transmit an encrypted query indicating at least one security and at least one price defining the order to an order management system of a second participant of the plurality of participants, in which the order management system is configured to receive the encrypted query, determine that the encrypted query corresponds to a matching order in an encrypted data set that represents trading interests of the second participant and transmit a response to the encrypted query to the electronic trading system indicating that the encrypted query corresponds to the matching order in the encrypted data set;
• receive a response to the encrypted query;
• and
• in response to receiving the response, facilitate a trade fulfilling the order and the matching order.

A method comprising:

• determining, by an electronic trading system, that an order from a first participant of a plurality of participants meets criteria of a rule shared among the plurality of participants of the electronic trading system;
• in response to determining that the order meets the criteria of the rule, transmitting, by the electronic trading system, an encrypted query indicating at least one security and at least one price defining the order to an order management system of a second participant of the plurality of participants, in which the order management system is configured to receive the encrypted query, determine that the encrypted query corresponds to a matching order in an encrypted data set that represents trading interests of the second participant and transmit a response to the encrypted query to the electronic trading system indicating that the encrypted query corresponds to the matching order in the encrypted data set;
• receiving, by the electronic trading system, a response to the encrypted query;
• and
• in response to receiving the response, facilitating, by the electronic trading system, a trade fulfilling the order and the matching order.