Closed lafarer closed 7 years ago
Disable the SMTP VRFY command. This stops some techniques used to harvest email addresses.
https://linux-audit.com/postfix-hardening-guide-for-security-and-privacy/
Disable the SMTP VRFY command. This stops some techniques used to harvest email addresses.
https://linux-audit.com/postfix-hardening-guide-for-security-and-privacy/