Obtaining P3P Privacy Policies for Composite Services

Algorithm 7

P3P policies of FlightBooking service, HotelReservation service, and Payment service (P3P policy of FlightBooking service).

Policy₁{Entity (#business.name): FlightBooking,…,

 𝑆₁{Purpose: (current),

   Recipient: (ours),

   Retention: (legal-requirement),

   Data: (#user.IDCardNo)}

 𝑆₂{Purpose: (current, contact [opt-out]),

   Recipient: (ours, same),

   Retention: (legal-requirement),

   Data: (#user.Name, #user.Mobile)}}