Postfix is free and powerful MTA. You can easily configure Postfix to block spam. You need to add
following directives to /etc/postfix/main.cf file:
=> disable_vrfy_command = yes : Disable the SMTP VRFY command. This stops some techniques used to harvest email addresses.
=> smtpd_delay_reject = yes : It allows Postfix to log recipient address information when rejecting a [...]
{ 10 comments }
