Provide an effective method to prevent users from accessing specific CIDs through the gateway. The docs about this BTIP is in [BTIP-79](https://github.com/bittorrent/BTIPs/blob/master/BTIPS/BTIP-79.md)
Provide an effective method to prevent users from accessing specific CIDs through the gateway.
The docs about this BTIP is in BTIP-79