Once you select the best time to mint from the available options, mark your calendar for the time and date and prepare for action. A whitelist is the process of having a crypto wallstreethack wallet address pre-approved for an NFT pre-sale. It works like an early access list that guarantees that a specific number of crypto wallets can mint one NFT of an upcoming project. Withdrawal address whitelisting is an optional security feature available to SpectroCoin Pro customers.