Spamjadoo: Spam Rejected at the SMTP Handshake, Never in the Inbox
Spamjadoo refuses spam during the SMTP session, before a byte of content is accepted. Protocol-level defense for ISPs, hosts and enterprises.
Tags: Spamjadoo: Spam Rejected At The Smtp Handshake, Never In The Inbox
Website: https://spamjadoo.com/