--- title: KumoMTA Blog | Lua description: Lua | News and Updates from the KumoMTA Team. --- [Skip to content](https://kumomta.com/blog/tag/lua#main-content) [![KUMO\_Logo\_NEW\_Color](https://kumomta.com/hs-fs/hubfs/KUMO_Logo_NEW_Color.png?width=118&height=32&name=KUMO_Logo_NEW_Color.png "KUMO_Logo_NEW_Color")](https://kumomta.com) - Technology - [Architecture](https://kumomta.com/technology/architecture) - [Features](https://kumomta.com/technology) - [Open Source](https://kumomta.com/technology/open-source) - [Support & Pricing](https://kumomta.com/pricing) - About Kumo - [About Us](https://kumomta.com/about) - [Events](https://kumomta.com/events) - [Customers](https://kumomta.com/customers) - [Contact Us](https://kumomta.com/contact) - Resources - [Documentation](https://docs.kumomta.com/) - [Migration Center](https://kumomta.com/migration-center) - [Migration Center Hub](https://kumomta.com/migration-center) - [Momentum](https://kumomta.com/momentum-migration-guide) - [PowerMTA](https://kumomta.com/replace-powermta-with-kumomtas-infrastructure-built-for-mailops) - [Halon](https://kumomta.com/halon-migration-guide) - [SendGrid](https://kumomta.com/sendgrid-alternative-migration) - [Hurricane MTA](https://kumomta.com/hurricanemta-alternative-socketlabs-migration) - [Blog](https://kumomta.com/blog) - [Community Forum](https://community.kumomta.com/) - Guides & Reports - [2026 MTA Buyers Guide](https://kumomta.com/buyers-guide-2026-download) - [2026 State of MailOps](https://kumomta.com/2026-state-of-mailops-report-download-page) - [YouTube Channel](https://www.youtube.com/channel/UC348UpfbnPgpKPAXIBW_JNQ) - [Github Repository](https://github.com/KumoCorp/kumomta) - [Contact](https://kumomta.com/contact) ## Recent Articles # Recent Articles [![](https://kumomta.com/hubfs/Screenshot%202026-07-18%20at%201.28.40%20PM.png)](https://kumomta.com/blog/a-better-way-to-extract-header-data) [MTA](https://kumomta.com/blog/tag/mta), [On-Prem](https://kumomta.com/blog/tag/on-prem), [KumoMTA](https://kumomta.com/blog/tag/kumomta), [Lua](https://kumomta.com/blog/tag/lua), [mailops](https://kumomta.com/blog/tag/mailops), [control](https://kumomta.com/blog/tag/control) - [Tom Mairs](https://kumomta.com/blog/author/tom-mairs) - July 20, 2026 ### [A better way to extract header data](https://kumomta.com/blog/a-better-way-to-extract-header-data) An email is so much more than just the body that gets read by a recipient. The message headers that are not typically... [Read more](https://kumomta.com/blog/a-better-way-to-extract-header-data) [![MailOps engineer writing KumoMTA config.](https://kumomta.com/hubfs/AI-Generated%20Media/Images/Developer%20in%20HighTech%20Office%20with%20KumoMTA%20Interface%20and%20Sunlight-1.png)](https://kumomta.com/blog/better-os-functions) [MTA](https://kumomta.com/blog/tag/mta), [On-Prem](https://kumomta.com/blog/tag/on-prem), [KumoMTA](https://kumomta.com/blog/tag/kumomta), [Lua](https://kumomta.com/blog/tag/lua), [mailops](https://kumomta.com/blog/tag/mailops), [control](https://kumomta.com/blog/tag/control) - [Tom Mairs](https://kumomta.com/blog/author/tom-mairs) - May 22, 2026 ### [Making OS functions more accessible to KumoMTA](https://kumomta.com/blog/better-os-functions) The last several months have been hectic to say the least. Four stable releases, over a hundred new functions, and two... [Read more](https://kumomta.com/blog/better-os-functions) [![](https://kumomta.com/hubfs/TLS_Lock_sm.jpeg)](https://kumomta.com/blog/using-letsencrypt-with-kumomta) [MTA](https://kumomta.com/blog/tag/mta), [On-Prem](https://kumomta.com/blog/tag/on-prem), [KumoMTA](https://kumomta.com/blog/tag/kumomta), [Open-Source](https://kumomta.com/blog/tag/open-source), [Lua](https://kumomta.com/blog/tag/lua), [Rust](https://kumomta.com/blog/tag/rust), [security](https://kumomta.com/blog/tag/security) - [Tom Mairs](https://kumomta.com/blog/author/tom-mairs) - March 12, 2024 ### [Using LetsEncrypt with KumoMTA](https://kumomta.com/blog/using-letsencrypt-with-kumomta) Handling email over TLS-encrypted connections has become the default, and KumoMTA supports TLS for all messages in and... [Read more](https://kumomta.com/blog/using-letsencrypt-with-kumomta) [![](https://kumomta.com/hubfs/arm_kumomta.jpg)](https://kumomta.com/blog/arm-yourself-with-kumomta) [MTA](https://kumomta.com/blog/tag/mta), [On-Prem](https://kumomta.com/blog/tag/on-prem), [KumoMTA](https://kumomta.com/blog/tag/kumomta), [Open-Source](https://kumomta.com/blog/tag/open-source), [Lua](https://kumomta.com/blog/tag/lua), [Rust](https://kumomta.com/blog/tag/rust), [ARM](https://kumomta.com/blog/tag/arm) - [Tom Mairs](https://kumomta.com/blog/author/tom-mairs) - September 19, 2023 ### [ARM yourself with KumoMTA](https://kumomta.com/blog/arm-yourself-with-kumomta) The title of this piece was the topic of much debate. There were so many gems to choose from. [Read more](https://kumomta.com/blog/arm-yourself-with-kumomta) [![Linux Boot Floppy](https://kumomta.com/hubfs/IMG_1865.jpg)](https://kumomta.com/blog/pick-a-distro) [MTA](https://kumomta.com/blog/tag/mta), [On-Prem](https://kumomta.com/blog/tag/on-prem), [KumoMTA](https://kumomta.com/blog/tag/kumomta), [Open-Source](https://kumomta.com/blog/tag/open-source), [General Availability](https://kumomta.com/blog/tag/general-availability), [Lua](https://kumomta.com/blog/tag/lua), [Rust](https://kumomta.com/blog/tag/rust), [omnichannel](https://kumomta.com/blog/tag/omnichannel) - [Tom Mairs](https://kumomta.com/blog/author/tom-mairs) - August 24, 2023 ### [Pick a distro, any distro](https://kumomta.com/blog/pick-a-distro) Way back in 1992, a friend handed me a set of floppy disks labelled “Linux Boot” and “Linux Root” and said, “You're a... [Read more](https://kumomta.com/blog/pick-a-distro) [![AI generated image of code conversion process](https://kumomta.com/hubfs/code%20conversion2.jpg)](https://kumomta.com/blog/easy-config-conversions) [MTA](https://kumomta.com/blog/tag/mta), [On-Prem](https://kumomta.com/blog/tag/on-prem), [KumoMTA](https://kumomta.com/blog/tag/kumomta), [Open-Source](https://kumomta.com/blog/tag/open-source), [General Availability](https://kumomta.com/blog/tag/general-availability), [Lua](https://kumomta.com/blog/tag/lua), [Rust](https://kumomta.com/blog/tag/rust), [omnichannel](https://kumomta.com/blog/tag/omnichannel) - [Tom Mairs](https://kumomta.com/blog/author/tom-mairs) - August 16, 2023 ### [Easy config conversions](https://kumomta.com/blog/easy-config-conversions) One of the Professional Services we offer at Kumo Corp is config conversion from an existing system to KumoMTA. This... [Read more](https://kumomta.com/blog/easy-config-conversions) [![](https://kumomta.com/hubfs/code-keys.jpg)](https://kumomta.com/blog/rust-lua-and-kumomta) [MTA](https://kumomta.com/blog/tag/mta), [On-Prem](https://kumomta.com/blog/tag/on-prem), [KumoMTA](https://kumomta.com/blog/tag/kumomta), [Open-Source](https://kumomta.com/blog/tag/open-source), [General Availability](https://kumomta.com/blog/tag/general-availability), [Lua](https://kumomta.com/blog/tag/lua), [Rust](https://kumomta.com/blog/tag/rust), [omnichannel](https://kumomta.com/blog/tag/omnichannel) - [Tom Mairs](https://kumomta.com/blog/author/tom-mairs) - August 3, 2023 ### [Rust, Lua, and KumoMTA](https://kumomta.com/blog/rust-lua-and-kumomta) After talking to many high-volume senders, we know there is a common need to employ a tactic whereby messages are... 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