Email Spoofing Tool to Detect Open Relay Configured Public Mail Servers

Cybercriminals use Email spoofing methods to deliver forged emails to recipients. the email servers that are available publically available can be used for Email spoofing attacks. With GBHackers Email spoofing Tool you can test that your server is configured with an open relay.

An open relay is an SMTP server configured in such a way that allows a third party to relay (send/receive email messages that are neither from nor for local users). Therefore, such servers are usually targeted by spam senders to send spoofed emails to victims’ inboxes.

You can read our article on Email Spoofing – Exploiting Open Relay configured Public Mailservers for more details.

GBHackers Email Spoofing Tool

You can clone or download the tool from GitHub. Here we demonstrate our tool on how to check whether your Email servers are vulnerable to Email spoofing attacks or not.

Here are the simple steps to detect Open Relay Configured Public Mailservers with our Email spoofing Tool.

Step 1: Clone the tool from Github.

Step 2: Once the tool is cloned, navigate to the folder and run Smtprelay.py. python Smtprelay.py

Step 3: Then it asks to fill in the victim’s email address and the mail server’s address.

Step 4: Then you should enter the message that you want to send.

Step 5: If the mail server is vulnerable it shows “Your message is on the way 147”, if it is not vulnerable then it throws an error message.

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