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OpenLDAP and Kerberos servers on Ubuntu Server 22.04; Krb5 isn't creating /var/lib/krb5kdc/principal

You must install libsasl2 on your OS and give ownership over your krb5.keytab to the openldap user. on debian: sudo apt install libsasl2-2 libsasl2-modules-gssapi-mit and then sudo chown openldap:...
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Kerberos has (partly?) no support for AES256 on Ubuntu 22.04

The issue seem to stem from the november 22 MS updates (https://learn.microsoft.com/en-us/answers/questions/1085603/krbtgt-did-not-have-a-suitable-key) https://www.reddit.com/r/sysadmin/comments/...
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List all kerberized SPN's in Linux

You can use the ldapsearch tool from the openldap-client package of your favourite distro and then you can query SPN attributes like ldapsearch -LLL -x -H ldap://example.local -D "administrator@...
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Still suffering from Windows NPS May 2022 Certficate Update

Had the same: Turned out that needed to get NPS server(s) to do TSL 1.2 as per this: https://warlord0blog.wordpress.com/2017/02/09/tls-and-nps/ https://support.microsoft.com/en-us/topic/microsoft-...
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