BSDI BSDOS 4.0 FreeBSD 3.2 NetBSD 1.4 x86 OpenBSD 2.5 - UFS Secure Level 1

BSDI BSDOS 4.0 FreeBSD 3.2 NetBSD 1.4 x86 OpenBSD 2.5 - UFS Secure Level 1 source: https://www.securityfocus.com/bid/510/info In 4.4BSD derivatives there are four secure levels that provide for added filesystem security among other things over and above the regular unix permission systems. Part o...