Configuración de la autenticación de Kerberos con KDC local y KDC de Active Directory

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[libdefaults]
  renew_lifetime = 7d
  forwardable = true
  default_realm = {{realm}}
  ticket_lifetime = 24h
  dns_lookup_realm = false
  dns_lookup_kdc = false
  #default_ccache_name = /tmp/krb5cc_%{uid}
  #default_tgs_enctypes = {{encryption_types}}
  #default_tkt_enctypes = {{encryption_types}}
{% if domains %}
[domain_realm]
{%- for domain in domains.split(',') %}
  {{domain|trim()}} = {{realm}}
{%- endfor %}
{% endif %}
  example.oraclevcn.com = <ad-realm>
 
[logging]
  default = FILE:/var/log/krb5kdc.log
  admin_server = FILE:/var/log/kadmind.log
  kdc = FILE:/var/log/krb5kdc.log
 
[realms]
  {{realm}} = {
{%- if master_kdc %}
    master_kdc = {{master_kdc|trim()}}
{%- endif -%}
{%- if kdc_hosts > 0 -%}
{%- set kdc_host_list = kdc_hosts.split(',')  -%}
{%- if kdc_host_list and kdc_host_list|length > 0 %}
    admin_server = {{admin_server_host|default(kdc_host_list[0]|trim(), True)}}
{%- if kdc_host_list -%}
{%- if master_kdc and (master_kdc not in kdc_host_list) %}
    kdc = {{master_kdc|trim()}}
{%- endif -%}
{% for kdc_host in kdc_host_list %}
    kdc = {{kdc_host|trim()}}
{%- endfor -%}
{% endif %}
{%- endif %}
{%- endif %}
  }
 
{# Append additional realm declarations below #}
  <ad-realm> = {
    admin_server = server-example.oraclevcn.com:749
    kdc = kdc-example.oraclevcn.com:88
    default_domain = domain-example.oraclevcn.com
  }
 
[capaths]
<ad-realm> = {
<your-local-realm> = .
}