Smtp

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DNSBL of end-user IP ranges that should not send email directly to MX servers.

Managed cloud email security filtering spam, malware & phishing via 25+ engines.

Outbound spam filtering & transactional email API for hosting & SaaS.

Cloud SMTP relay for hosting providers to filter outbound spam & protect IP reputation.

cPanel/WHM plugin for provisioning MailChannels email security for hosting customers.

Email gateway that localizes personal data in emails to meet data residency laws.

Scriptable, container-ready MTA for secure, scalable email infrastructure.

S/MIME certificates for end-to-end email encryption and signing.

Carrier-grade outbound spam & botnet detection solution for ISPs.

Email server application with groupware functions for Microsoft Windows

Email security gateway for enterprises protecting against threats and risks

IMAP-Honey is a honeypot tool for IMAP and SMTP protocols with support for logging to console or syslog.

SMTP honeypot tool with configurable response messages, email storage, and automatic information extraction.

A PoC tool for utilizing GPT3.5 in developing an SMTP honeypot.

A simple honeypot that collects credentials across various protocols

An Outlook add-in that enables one-click reporting of suspicious emails to security teams with integrated statistics tracking and SMTP header collection.

SMTP Honeypot with custom modules for different modes of operation.