when you enable withdrawal address whitelist function, your account will only be able to withdraw to the whitelisted withdrawal addresses. When you turn off this function, your account will be able to withdraw to any withdrawal address.
why would I need a static IP? It allows you to use the API key only from specific IP addresses.
After logging into the Binance account, click [API Management] in the user center drop-down box. After entering the API management page, set an API key (ie API name), and click [Create].
Click [Security] in the user center to get into [Address Management]. After entering [Address Management], click the button on the right side to enable the withdrawal address whitelist function.
Click [Edit restrictions]. Please select [Restrict access to trusted IPs only], Enter KEYCO server IP Address [188.8.131.52] in the input field and Confirm. Click only Enable Withdrawals and Click Save.