A method includes identifying individuals that are affiliated with a user. The method includes incorporating trusted devices associated with the identified individuals into an event monitor network that is configured to monitor for an occurrence of a monitored event. The method includes identifying a particular input that suggests the occurrence of the monitored event. The method includes communicating to the trusted devices, an input sample that is used for recognition of the particular input from general input that is measured by sensors of the trusted devices. The method includes receiving from at least one of the trusted devices, an event message that indicates the particular input is observed by at least one of the sensors. In response to the event message, the method includes communicating to a user interface of a user device associated with the user, an alarm message that indicates the occurrence of the monitored event.