Jul 03

Your Root Password does not work for Linux/Unix? Though you are 100% certain that you know the password

Who changed that and why?

How to change root password on CentOS Linux

https://www.cyberciti.biz/faq/how-to-change-root-password-on-centos-linux/
https://www.cyberciti.biz/faq/how-to-change-root-password-on-centos-linux/

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How to change root password in Ubuntu Linux

https://www.cyberciti.biz/faq/change-root-password-ubuntu-linux/
https://phoenixnap.com/kb/change-root-password-ubuntu
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Solaris:Unix:Changing Root’s Password
https://docs.oracle.com/cd/E19455-01/806-1387/a08paswd-26/index.html

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IBM-AIX: Unix: Reset Root Password

https://www.ibm.com/support/knowledgecenter/en/ssw_aix_71/com.ibm.aix.osdevice/HT_baseadmn_recoverrootpswd.htm