Troubleshooting SET Mass Mailer - Kali Linux Forums
forums.kali.org › showthreadJun 30, 2015 · 1) Use Gmail for your attack. I enter my Gmail address, the from name, my gmail password, flag this message (tried yes and no), email subject, send the message as "html" (never tried plain text), the body message, and click ENTER. It says it finished mailing but I don't get any mail (in my outlook account.) I waited a day and still nothing.
Unable to Establish SMTP Connection
sockettools.com › kb › unable-to-establish-smtpNov 08, 2018 · By default, port 25 is used to submit e-mail messages for delivery to an SMTP server. However, port 25 is widely abused by malware and spyware and is commonly blocked by Internet service providers unless the connection is made to their own mail servers. To resolve this issue, port 587 can typically be used as an alternative port number.