1. A method for creating a unique entity identifier for an entity including, but not limited to a person, abstract entity, datum, good, or electronic device, method comprising the steps of: acquiring, at a device, public key data for a asymmetric key pair comprising a public key and a private key; acquiring, at a device, a unique key identifier for the public key data; acquiring, at a device, a set of one or more policies, wherein each policy from the set of one or more policies comprises one or more unique entity identifiers and/or the unique key identifier, and at least one logical operator or mathematical function if a total number of identifiers from the one or more unique entity identifiers and/or the unique key identifier in the policy is greater than one; and calculating a unique entity identifier for the entity, at a device, comprising a hash value of the set of one or more policies.