Definitions for "Whitelist"
Keywords:  blacklist, spam, bypass, senders, email
A list of entities or Internet domains that are allowed to interact with another entity.
A list of trusted IP addresses and domains that allows all mail from these addresses to be delivered, bypassing spam filters.
A list of hosts from which connections should be accepted, or which should be treated as higher priority.
Keywords:  phonebook
a like having a phonebook which is
a collection of devices that are allowed access to a resource