Walter.Web.FireWall.UserAgent.UsersStack NuGet Package

Use the Userstack service to extend the firewall's UserAgent meta data.
To use the software use dependency injection during services registration

services.AddFireWall(FireWallTrial.License, FireWallTrial.DomainKey
, domainName: new Uri("https://www.your-domain.com/", UriKind.Absolute)
, options =>
{
//your firewall settings
}).UseUserStackDBUserAgentStore(connectionString:Configuration.GetConnectionString("UserAgents"), option => {
option.ApiKey = "123456789";//enter your key
option.Https = false;//set false if you use free version
});

Have a look at the documentation at:https://firewallapi.asp-waf.com/?topic=html/Methods.T-Microsoft.Extensions.DependencyInjection.UserStackBuilderExtensions.htm.