AD Authentication No Longer Works After Oracle Linux Upgrade from 7.x to 7.4
(Doc ID 2370649.1)
Last updated on AUGUST 04, 2018
Applies to:Linux OS - Version Oracle Linux 7.4 and later
AD Authentication no longer works after system upgrade from 7.x to 7.4. The system was working fine before the upgrade and all other OL7.0-7.3 systems do not have this problem. Below error might be displayed under /var/log/messages after the upgrade to OL7.4.
You can see below error under the /var/log/messages file :
[sssd[krb5_child]]: KDC has no support for encryption type
Oracle Linux 7.x system was updated to 7.4.
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