The application discloses an information delivery method and device. The device includes: a receiving module configured to receive information to be delivered and a name of a target task which are sent from a source task; a searching module configured to search, according to the name of the target task, a preset global relationship table for a core number corresponding to the name of the target task; and a sending module configured to search a multi-core system for a core corresponding to the core number and to send the information to be delivered to the task corresponding to the name of the target task in the core. The information delivery method and device provided by the disclosure enable the delivery of information within a multi-core system or between multi-core systems with high reliability.