Anti-Spam Software for SMTP Servers is provided with an intuitive interface to customize the filters, scoring and other Spam fighting options. The Software works at the mail protocol level and after a mail is accepted thus, providing two levels of security for email infrastructure. Anti-Spam Software utilises AI-based score generation AI-based score generation to prevent legitimate mail from being tagged as spam for SMTP servers. Anti-Spam Software for SMTP Servers is maintenance free and after installation practically runs and keeps itself updated.