Open Relay Valid SMTP Server
$25.00
Open Mail Relay: Why It Is Considered A Spammer’s Dream
An open mail relay is a Simple Transfer Mail Protocol (SMTP) server, which is improperly configured and allows an unauthenticated relay of email. Spammers connect to the server and forge the sender information of the messages to use it to send an email.
An open mail relay is a Simple Transfer Mail Protocol (SMTP) server, which is improperly configured and allows an unauthenticated relay of email. Spammers connect to the server and forge the sender information of the messages to use it to send an email.
- It does nothing to identify the original sender of email messages
- The spammers can use it to send spam to legitimate users