• Debian 11 is approaching its end-of-life (vendor EOL date - August 31, 2026). Plesk Obsidian 18.0.80 will be the last release to support it.
    If you are running Plesk Obsidian on Debian 11, we recommend you upgrade those servers to Debian 12 using our dist-upgrade tool.
  • We plan to deprecate and remove the support for XML RPC protocol versions earlier than 1.6.9.1 in Plesk Obsidian 18.0.82. We strongly recommend that you update all existing integrations using earlier versions of the XML RPC protocol to comply with the version 1.6.9.1 specification.

tls_certcheck off.

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    Question Plesk supports certificate verification through a supported setting rather than editing a generated file manually.

    Plesk Obsidian 18.0.80 on Debian 13 with the MSMTP relay-only component generates /etc/msmtprc through /usr/local/psa/admin/sbin/msmtpmng, which hardcodes tls_certcheck off. Is there a supported persistent method to enable MSMTP server certificate verification, such as a panel.ini setting...
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