A FortiMail administrator is investigating a sudden increase in DSNs being delivered to their protected domain. After searching the logs, the administrator identifies that the DSNs were not generated because of any outbound email sent from their organization.
Which FortiMail antispam technique can the administrator use to prevent this scenario?
ssaraths
1 day, 10 hours agoghogh
2 months, 2 weeks agoJameel237
4 months agoOmosh
3 months, 3 weeks ago