1. A method for transmitting peer discovery information by a user equipment (UE), comprising: generating, by the UE, a plurality of different keys associated with a first identifier; communicating, by the UE, the first identifier and at least one key of the plurality of different keys to a first peer device of a plurality of peer devices, the at least one key facilitating the first peer device to determine an association between the first identifier and a second identifier used for peer discovery, wherein the at least one key is derived as a function of the first identifier and information that is related to at least one of a time period or a geographical location; deriving, by the UE, the second identifier as a function of the first identifier and the at least one key of the plurality of different keys; and advertising, by the UE, the second identifier to the plurality of peer devices for peer discovery after communicating the first identifier.