GitHub

SMTP Relay - Basic Auth to Microsoft 365 OAuth2

A production-ready SMTP relay server that bridges legacy applications using Basic Authentication with Microsoft 365's modern OAuth2 authentication via Microsoft Graph API. smtp-relay/ ├── src/ # Core ...
GitHub

Sendlix SMTP Relay

The Sendlix SMTP Relay is an application that acts as an intermediary between your applications and the Sendlix email sending service. It accepts SMTP connections, authenticates clients, and forwards ...
Ars Technica

Guide / pointers for setting up an internal-to-public authenticated SMTP relay server with postfix?

Subject does most of the work here, but I'll expand. [edit] Maybe if I had just RTFM'd harder I would've found my answers... I think this will help, but leaving the post up in case anybody else has ...
Computer Weekly

Network configuration: IIS SMTP mail relay service and Microsoft Exchange Server

This list is a companion piece to the Secure Web server installation portion of SearchSecurity.com's Intrusion Defense School lesson on Web attack prevention and defense. Check out the companion ...
Ars Technica

Paid SMTP relay for personal emails only (not bulk)?

We are using Starlink in a remote place, which does not provide a SMTP relay server like our old (slow) cable modem ISP. A family member uses an email service she does not want to move away from that ...