What is a whitelist ?

[Darerando]

A whitlist ICO means that you have to register in advance to participate in the ICO, knowing which ICO is coming up will enable you to plan ahead, especially for ICO with whitelist.

[CryptoMauren]

Whitelist is a list of e-mail addresses or domain names from which an e-mail blocking program will allow messages to be received.  E-mail blocking programs, also called a spam filters, are intended to prevent most unsolicited e-mail messages (spam) from appearing in subscriber inboxes.

[acuwibi]

The meaning of the white list are: administrative and staffing Terms list that contains the names of the workers, which the company regarded as good labour