Blacklist
Block IPs and HWIDs from accessing your application.
Adding Entries
Select app → Blacklist tab → add IP or HWID with optional reason.
Client Check
Clients can call type=checkblacklist&hwid=... before login to verify status.
Server also checks blacklist automatically on login/register/license.
Seller API
Manage via addblack, delblack, fetchblack — see Seller API.