Been using UNIX since the late 80s; Linux since the mid-90s; virtualization since the early 2000s and spent the past few years working in the cloud space.
Location
Alexandria, VA, USA
Education
B.S. Psychology from Pennsylvania State University
If you really want to get into powerful permissioning systems, take a look at extended filesystem access control lists (via the setfacl and getfacl utilities), extended attributes (xattrs managed via the chattr and lsattr commands) and, the ultimate cause of headaches, SELinux.
If you're running an Internet-facing system, these are all security-extensions that you want to be reasonably well versed in.
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If you really want to get into powerful permissioning systems, take a look at extended filesystem access control lists (via the
setfaclandgetfaclutilities), extended attributes (xattrs managed via thechattrandlsattrcommands) and, the ultimate cause of headaches, SELinux.If you're running an Internet-facing system, these are all security-extensions that you want to be reasonably well versed in.