{"description": "The Postfix mail transfer agent is used for local mail delivery\nwithin the system. The default configuration only listens for connections to\nthe default SMTP port (port 25) on the loopback interface (127.0.0.1).  It is\nrecommended to leave this service enabled for local mail delivery.\n\nThe <code>postfix</code> service can be enabled with the following command:\n<pre>$ sudo systemctl enable postfix.service</pre>", "rationale": "Local mail delivery is essential to some system maintenance and\nnotification tasks.", "severity": "unknown", "references": {}, "control_references": {}, "components": [], "identifiers": {}, "ocil_clause": "the system is not a cross domain solution and the service is not enabled", "ocil": "\n\nRun the following command to determine the current status of the\n<code>postfix</code> service:\n<pre>$ sudo systemctl is-active postfix</pre>\nIf the service is running, it should return the following: <pre>active</pre>", "oval_external_content": null, "fixtext": "", "checktext": "", "vuldiscussion": "", "srg_requirement": "", "warnings": [], "conflicts": [], "requires": [], "policy_specific_content": {}, "platform": null, "platforms": [], "sce_metadata": {"check-import": "stdout", "platform": ["multi_platform_all"], "environment": "any", "filename": "service_postfix_enabled.sh", "relative_path": "ubuntu2204/checks/sce/service_postfix_enabled.sh"}, "inherited_platforms": ["system_with_kernel"], "cpe_platform_names": [], "inherited_cpe_platform_names": ["system_with_kernel"], "bash_conditional": null, "fixes": {}, "title": "Enable Postfix Service", "definition_location": "/aptdata/openscap/scap-security-guide/linux_os/guide/services/mail/service_postfix_enabled/rule.yml", "template": {"name": "service_enabled", "vars": {"servicename": "postfix"}, "backends": {}}}