> For the complete documentation index, see [llms.txt](https://mariadb.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mariadb.com/docs/release-notes/connectors/c/3.4/3.4.1.md).

# Connector/C 3.4.1 Release Notes

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<p align="center">The most recent release of <a href="/spaces/CjGYMsT2MVP4nd3IyW2L/pages/iaR8JUIJhAdBxxadFJzY">MariaDB Connector/C</a> is: <a href="/pages/OlOxADNpJ1xWTk5R71Uo"><strong>3.4.9</strong></a></p>

<p align="center"><a href="https://mariadb.com/downloads/connectors/connectors-data-access/c-connector" class="button primary">Download Connector/C 3.4.9</a></p>
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<a href="https://mariadb.com/downloads/connectors/connectors-data-access/c-connector" class="button primary">Download</a> <a href="/pages/Fe8pfoQhK0oMt8dWbFXi" class="button secondary">Release Notes</a> <a href="/pages/otLyOOjYReu7bNdiVbch" class="button secondary">Changelog</a> <a href="/spaces/CjGYMsT2MVP4nd3IyW2L/pages/iaR8JUIJhAdBxxadFJzY" class="button secondary">About MariaDB Connector/C</a>

**Release date:** 20 Aug 2024

This is a [***Stable (GA)***](/docs/release-notes/community-server/about/release-criteria.md) release of MariaDB Connector/C, formerly known as MariaDB Client Library for C.

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**For a description of this library see the** [**MariaDB Connector/C**](/docs/connectors/mariadb-connector-c.md) **page.**
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## Issues fixed:

* [CONC-698](https://jira.mariadb.org/browse/CONC-698): certificate info is read on every connect
* [CONC-704](https://jira.mariadb.org/browse/CONC-704): parse\_connection\_string ignores empty string in last parameter
* [CONC-700](https://jira.mariadb.org/browse/CONC-700): Fix gcc-14 -Wcalloc-transposed-args
* [MDEV-34424](https://jira.mariadb.org/browse/MDEV-34424) Replica server crashes when using ed25519 plugin
* TLS (schannel) fixes: - don't verify fingerprint twice

## Notable Changes

* expired TLS certificate is always rejected, even if it can be auto-verified or a fingerprint is correct
* new PARSEC authentication plugin is included, but disabled by default

## Changelog

For a list of changes made in this release, with links to detailed information\
on each push, see the [changelog](/docs/release-notes/connectors/c/changelogs/3.4/3.4.1.md).

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Be notified of new MariaDB Server releases automatically by [subscribing](https://lists.mariadb.org/postorius/lists/announce.lists.mariadb.org/) to the MariaDB Foundation community announce 'at' lists.mariadb.org announcement list (this is a low traffic, announce-only list). MariaDB plc customers will be notified for all new releases, security issues and critical bug fixes for all MariaDB plc products thanks to the Notification Services.

MariaDB may already be included in your favorite OS distribution. More information can be found on the [Distributions which Include MariaDB](/docs/general-resources/distributions-including-mariadb.md) page.
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<sub>*This page is licensed: CC BY-SA / Gnu FDL*</sub>

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