I recommend looking up the Wikipedia article [0] on The Open Group, if you haven't heard of them yet. Among other things, they maintain standards such as LDAP a

I recommend looking up the Wikipedia article [0] on The Open Group, if you haven't heard of them yet. Among other things, they maintain standards such as LDAP and POSIX and also currently own the trademark for UNIX. [0] https://en.wikipedia.org/wiki/The_Open_Group https://en.wikipedia.org/wiki/The_Open_Group