Recent Articles
- Mike Hillyer
- September 3, 2024
Summer is coming to an end, and we're finishing it off with a new production release. While this particular release...
- Tom Mairs
- August 26, 2024
One of the questions we have heard since the beginning of KumoMTA has been, "Where is the reporting web UI?" We almost...
- Mike Hillyer
- July 19, 2024
My favorite part about KumoMTA being Open-Source is our growing community. They not only help each other in our...
- Tom Mairs
- June 12, 2024
KumoMTA was created as a platform for others to build email services on. Our extensive documentation was written...
- Mike Hillyer
- June 10, 2024
We're pleased to announce that the new KumoMTA Spring Release is now available in GA!
- Mike Hillyer
- May 28, 2024
When you operate a multi tenant sending environment compliance is a major portion of your operations, and yet on...
- Tom Mairs
- April 22, 2024
The world is changing. There is a quiet revolution going on right under our noses. It has been building for years and...
- Mike Hillyer
- April 16, 2024
NOTE: This post was originally written for Spam Resource, the initial publication can be seen at...
- Mike Hillyer
- March 19, 2024
“First they ignore you, then they laugh at you, then they fight you, then you win.”
- Tom Mairs
- March 12, 2024
Handling email over TLS-encrypted connections has become the default, and KumoMTA supports TLS for all messages in and...
- Mike Hillyer
- March 8, 2024
tl,dr: KumoMTA is not just Open-Source, it's also the best MTA on the planet for large-scale senders.
- Mike Hillyer
- February 14, 2024
It was one year ago that KumoMTA was officially born, with Wez making the first commit to the main repo (see it here)!
- Tom Mairs
- January 16, 2024
There are only a handful of email MTA engines capable of operating at the speeds KumoMTA does. One that was popular in...
- Mike Hillyer
- January 16, 2024
Our next Community Roundtable session is coming next week on Wednesday, January 24, at noon Eastern time.
- Tom Mairs
- January 8, 2024
A while ago we published a blog on the easy conversion process to move from other MTA configs to KumoMTA. In this post,...
- Mike Hillyer
- January 3, 2024
Today we are tagging our first release of the new year, ironically designated as version 2023-12-28. Our tags are based...
- Mike Hillyer
- December 20, 2023
What is SMTP Smuggling? On September 18th there was a new exploit published regarding SMTP Smuggling, which you can...
- Mike Hillyer
- December 5, 2023
Two of our founder, Mike and Tom, recently had to opportunity to be guests on The Future of Email podcast hosted by...
- Mike Hillyer
- November 28, 2023
Today we are tagging our fall release, version 2023-11-28. You can Read The Changelog to get all the details, including...
- Mike Hillyer
- November 8, 2023
One of our goals when we created KumoMTA was to create a community for MailOps professionals, a group that has been...
- Mike Hillyer
- October 16, 2023
We were delighted to hook up with Dean Maidment and Ben Dyer from Taguchi Marketing last month for a lively discussion...
- Tom Mairs
- September 19, 2023
The title of this piece was the topic of much debate. There were so many gems to choose from.
- Mike Hillyer
- August 28, 2023
Introduction One of our early design goals with KumoMTA was to ensure it was well-behaved. This means following the...
- Tom Mairs
- August 24, 2023
Way back in 1992, a friend handed me a set of floppy disks labelled “Linux Boot” and “Linux Root” and said, “You're a...
- Tom Mairs
- August 16, 2023
One of the Professional Services we offer at Kumo Corp is config conversion from an existing system to KumoMTA. This...
- Tom Mairs
- August 3, 2023
After talking to many high-volume senders, we know there is a common need to employ a tactic whereby messages are...
- Tom Mairs
- July 20, 2023
Getting started When we started talking about building an MTA, there were a couple of items we knew had to be top of...
- Mike Hillyer
- July 11, 2023
Tl;Dr: As email moved from self-hosted to mailbox providers to white-label hosting with custom domains, both...
- Tom Mairs
- July 6, 2023
Um, what? What exactly is a Kumo, and why would you want one?
- Mike Hillyer
- June 23, 2023
Introduction Today we're pleased to announce that KumoMTA is out of beta a full two months early!!
- Mike Hillyer
- June 22, 2023
Over the years the MTA landscape has grown more sophisticated. In the beginning, Open-Source MTAs like Postfix and...
- Mike Hillyer
- June 6, 2023
Introduction I was recently watching a live stream of the excellent Deliverability Summit conference in Prague and was...
- Mike Hillyer
- May 31, 2023
Introduction In today's digital age, email has become an integral part of our personal and professional lives. We rely...
- Mike Hillyer
- May 18, 2023
Today's another major milestone in the evolution of KumoMTA with our release of Beta 2!