Ninject Configurer example [http://escapologist.wordpress.com/2013/10/15/ninject-configurer/]

LdapConfig.cs

namespace Demo.Ldap.Configuration
{
    public LdapConfig(bool enabled, string user, string password, string domain)
    {
        this.Enabled = enabled;
        this.User = user;
        this.Password = password;
        this.Domain = domain;
    }

    public bool Enabled { get; set; }

    public string User { get; set; }

    public string Password { get; set; }

    public string Domain { get; set; }
}

LdapModule.cs

namespace Demo.Ldap.Configuration
{
    using Ninject.Configurer;
    using Ninject.Modules;

    public class LdapModule : NinjectModule
    {
        public override void Load()
        {
            this.Bind<LdapConfig>().ToConfigSection("demo/ldap");
        }
    }
}

LdapSearch.cs

namespace Demo.Ldap
{
    public class LdapSearch : ILdapSearch
    {
        public LdapSearch(LdapConfig config)
        {
            this.Config = config;
            this.Configuration = new LdapConfiguration();
            this.Configuration.ConfigureFactory(this.Config.DomainServer);
        }
    }
}

LdapSection.cs

namespace Demo.Ldap.Configuration
{
    using System.Configuration;

    public class LdapSection : ConfigurationSection
    {
        [ConfigurationProperty("enabled")]
        public bool Enabled
        {
            get { return (bool)this["enabled"]; }
            set { this["enabled"] = value; }
        }

        [ConfigurationProperty("user")]
        public string User
        {
            get { return (string)this["user"]; }
            set { this["user"] = value; }
        }

        [ConfigurationProperty("password")]
        public string Password
        {
            get { return (string)this["password"]; }
            set { this["password"] = value; }
        }

        [ConfigurationProperty("domain")]
        public string Domain
        {
            get { return (string)this["domain"]; }
            set { this["domain"] = value; }
        }
    }
}

web.config

<?xml version="1.0" encoding="utf-8"?>
<configuration>
  <configSections>
    <sectionGroup name="demo">
      <section name="ldap" type="Demo.Ldap.Configuration.LdapSection, Demo.Ldap, Culture=neutral" />
    </sectionGroup>
...
  <demo>
    <ldap enabled="true" user="app-user" password="password" domain="fm" />
  </demo>
</configuration>