Creating customized blacklists permits to configure a set of IP addresses and subnets that are specific to your infrastructure and need to apply a deny or allow policy.
To create a new blacklist go to the IPDS >> Blacklists section, Create Blacklist option.
The required fields to create a new blacklist are:
Name. Blacklist ID.
Type. Whether the list is obtained from a Local or Remote location.
Policy. Deny or Allow. Deny for strictly blacklists and Allow for whitelists.
Url. Only if the type selected is Remote this field will be shown in order to set the URL of the remote blacklist that will be automatically downloaded and updated every a certain basis.
Once the required data is set, click on the Create button to generate the new blacklist.
Next step, configure your Blacklist.